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TDI Standard - Mexico Underground

1. ccccccececeeccec cece eeeeeeeaaaeeeeeeeeeecaaeaeceeeeeeesecacaeeeeeeesessnsuaeeeeees 195 39 3 Who May RT EE 195 39 4 Student to Instructor Ratio eseistas aiii aiii aaa anaiai diaaa i 195 39 5 Student Prerequisite EE 196 39 6 Course Structure and Duration ececcccecceceeeeeeeeeeeeaeceeeeeeeseceaeaeceeeeeeeseccacaeeeeeeeseesnsanaeeeeees 196 39 7 Administrative Requirement 2 ccccceceeeeeeeceeeeeee cece eeceeaeceeeeeeeseceeaeeeeeeeseseceacaeeeeeeeeetenes 196 39 8 Required Equipment deed EEN EES 197 39 9 Required Subject Areas ciciciccsccicheccccticleeestadecdovssedecutcuectoueite ieadeaubeleavsigleautcneeceatevacesdeaeieliattiate 198 Part 2 TDI Diver Standards docx Index x of xx TDI Instructor Manual CFD Date 01 01 2015 Diver Standards TDi Version 15 0 39 10 Required Skill Performance and Graduation Requirements ssssssennnenssesrernrrrnsserrrrerr nnn 199 40 Rebreather Full Cave E 201 40 1 ite eiert EE 201 40 2 Qualifications of Graduates cece cece eee aaeeeeeeeeesceacaeceeeeeeeseccasaeeeeeeeseesesinaeeeeees 201 40 3 WhO May Teach cece cette eee ttt ee renee rete eee ernest ANNAA ANANKA ANAN EENAA NKANKA NEEE ENA 201 40 4 Student to Instructor Hanoi 201 40 5 Student Prerequisites eccccecccceceeeeeeeeeneeceeeeeeeeecsaaaeceeeeeeeseceacaeceeeeeeeseccasaeeseeeeseesnsuneeeeeeees 202 40 6 Course Structure and Duration 2 cececcececcecee cece eececeaeceeeeeee se ceaeaeeeee
2. Confined Water Swimming pool like conditions 1 N A Open Water ocean lake quarry spring river or estuary 1 A maximum of 2 students per instructor it is the instructor s discretion to reduce this number as conditions dictate 20 5 Student Prerequisites 1 Minimum age 18 2 Provide proof of a TDI Full Cave Diver certification or equivalent 3 Provide proof of at least 25 non training full cave dives Part 2 TDI Diver Standards docx Page 87 of 206 Date 01 01 2015 Version 15 0 TDI Instructor Manual Diver Standards 20 6 Course Structure and Duration Open Water Execution 1 TDI allows instructors to structure courses according to the number of students participating and their skill level Adequate time to ensure comprehension and ability to perform skills is required Course Structure 1 Two survey cave dives are required with a minimum accumulated bottom time of 60 minutes Duration 1 The suggested number of classroom and briefing hours is 8 minimum number of days to complete the program is 2 Administrative Tasks Collect the course fees from all the students Ensure that the students have the required equipment Communicate the schedule to the students eee Have the students complete the a TDI Liability Release and Express Assumption of Risk Form b TDI Medical Statement Form Upon successful completion of the course the instructor must 1 Issue the appropriate TDI certification by submitting
3. Part 2 TDI Diver Standards docx Page 134 of 206 TDI Instructor Manual CFD Date 01 01 2015 Diver Standards TDi Version 15 0 Note Nitrox diver may be combined with this course 29 6 Course Structure and Duration Confined Water Execution 1 Minimum of 60 minutes confined water training to a maximum of 9 metres 30 feet Open Water Execution 1 Minimum of 420 minutes open water training to be completed over a minimum of 7 dives with a gradual increase in depth each day to a maximum of 30 metres 100 feet Course Structure 1 TDI allows instructors to structure courses according to the number of students participating and their skill level 2 The final exam may be given orally if not available in a language the student understands Duration 1 Minimum of 6 hours academic development and 2 hours equipment maintenance workshop 2 The duration of the entire course must take a minimum of 5 days Crossover If a student already is qualified as TDI Air Diluent CCR Diver or equivalent from agencies recognized by TDI wishes to qualify on another CCR recognized by TDI the student must follow all unit specific course standards with the exception of 1 Minimum of 60 minutes confined water training to a maximum of 9 metres 30 feet 2 Minimum of 180 minutes open water training to be completed over a minimum of 3 dives to a maximum depth of 30 metres 100 feet 29 7 Administrative Requirements Administrative Tasks Collect the course
4. 1 Demonstrate buoyancy control ability to hover at fixed position in water column without moving hands or feet 2 Show good awareness of buddy and other team members through communications proximity and team oriented dive practices 3 Demonstrate competence managing 2 stage cylinders either 2 deco gas or deco and extra bottom gas including drop and recovery while maintaining position in the water column 4 Demonstrate ability to confirm gas switches at depth with buddy team members Demonstrate lift bag deployment from depth and use of bag as back up buoyancy device 6 Demonstrate air sharing ascent from depth while one member of buddy team is without mask both as a donor and recipient 7 Create contingency decompression schedule after simulated loss of decompression gas 8 Remove and replace mask deploy back up mask 9 Demonstrate tired diver tow at depth and on surface 30 metres 100 feet lateral 10 Complete a horizontal breath hold swim at depth for 15 metres 50 feet with mask off or blacked out 11 Properly execute the planned dive within all pre determined limits 12 Demonstrate the proper procedures for switching and isolating a malfunctioning regulator This skill is to be performed at a depth no deeper than 40 metres 130 feet 13 Demonstrate the proper navigational techniques for the specific dive 14 During 2 dives demonstrate an ascent with ascent reel and lift bag and perform staged decompression 15 During
5. 19 5 Student Prerequisites 1 Minimum age 18 2 Minimum certification as a TDI Introductory Cave Diver or equivalent Part 2 TDI Diver Standards docx Page 82 of 206 Date 01 01 2015 Version 15 0 TDI Instructor Manual Diver Standards 3 If Decompression dives are to be conducted in training student must be TDI Decompression Procedures certified or this training may conducted concurrently If courses are taught concurrently ALL requirements for both courses must be met and registrations processed upon completion 19 6 Course Structure and Duration Open Water Execution 1 8 cave dives are required with a minimum accumulated bottom time of 240 minutes at 3 different sites 2 Atleast 1 of these sites should be a location not utilized in training during the cavern or introductory cave courses 3 For divers entering the cave program without cavern introductory cave diving certification 16 cave dives with 420 minutes of total bottom not including decompression time are required Course Structure 1 TDI allows instructors to structure courses according to the number of students participating and their skill level Duration 1 The suggested number of classroom and briefing hours is 6 2 Course must be taught in no less than 4 days 3 Ifthe TDI Cavern and Intro to Cave diving courses are combined course must be 7 days long 19 7 Administrative Requirements The following is the administrative tasks Collect the course fe
6. 3 Certified as a TDI Advanced Nitrox Diver or equivalent Student may be enrolled in both the TDI Helitrox and Advanced Nitrox course at the same time 4 Provide proof of 50 logged dives 10 6 Course Structure and Duration Open Water Execution 1 4 dives are required 2 of those dives must be deeper than 30 metres 100 feet 2 If Advanced Nitrox is taught in conjunction with Helitrox a minimum of 6 dives are required Course Structure 1 TDI allows instructors to structure courses according to the number of students participating and their skill level Duration 1 A minimum of 6 hours for classroom and briefing hours is required 10 7 Administrative Requirements The following is the administrative tasks Collect the course fees from all the students Ensure that the students have the required equipment Communicate the training schedule to the students er ee Have the students complete the a TDI Liability Release and Express Assumption of Risk Form b TDI Medical Statement Form Upon successful completion of the course the instructor must 1 Issue the appropriate TDI certification by submitting the TDI Diver Registration Form to TDI Headquarters or registering the students online through member s area of the TDI website 10 8 Training Material Required material 1 TDI Decompression Procedures Student Manual 2 TDI Extended Range Trimix Student Manual Part 2 TDI Diver Standards docx Page 39 of 206 TDI Instruct
7. Duration 1 The minimum number of classroom and briefing hours is 6 26 7 Administrative Requirements The following is the administrative tasks Collect the course fees from all the students Ensure that the students have the required equipment Communicate the training schedule to the students UNH Have the students complete the a TDI Liability Release and Express Assumption of Risk Form b TDI Medical Statement Form Upon successful completion of the course the instructor must 1 Issue the appropriate TDI certification by submitting the TDI Diver Registration Form to TDI Headquarters or registering the students online through member s area of the TDI website 26 8 Training Material Required material 1 TDI Diving Rebreathers Student Manual 2 Specific manufacturer manual for the rebreather being dived Optional Material 1 TDI plastic EAD and PO tables 2 TDI Diving Rebreathers PowerPoint Presentation 3 Nitrox and rebreather equations software 26 9 Required Equipment The following equipment is required for each student 1 Rebreather specific to the training being conducted 2 Integrated PO monitoring device for inhaled PO for each rebreather See item 17 13 if unit is equipped Part 2 TDI Diver Standards docx Page 118 of 206 TDI Instructor Manual Diver Standards Si Sy Se e e Mask and fins Exposure suit appropriate for the open water environment Access to oxygen analyzer instructor may supply W
8. Low oxygen drills SR ron ae p High oxygen drills Flooding loop j Electronics and battery failure k Properly execute the ascent procedures for an incapacitated CCR diver 5 Use of BCD suit and effective management of loop breathing volume for buoyancy control 6 Stop at 3 6 metres 10 20 feet on descent for leak bubble check 7 Electronics systems monitoring for PO levels SETPOINT and switching setpoints 8 Manual control of setpoint if electronically controlled CCR is not used 9 Use of lift bag delayed surface marker buoy and reel 10 Proper execution of the dive within all pre determined dive limits a Constant loop volume management 11 Post dive clean of unit to avoid contamination and spread of disease If this is the first CCR course taken the following must be included 1 Post dive clean of unit a Mouth piece and hoses b Clean and disinfect unit c Inspect components of unit 2 Dive maintenance of unit a Cell remove and replace b Mouth piece strip and rebuild c Replacing batteries Decompression related in water skills 1 Demonstrate comfort swimming on surface and at depth carrying 1 bailout decompression cylinder 2 Demonstrate ability to drop and retrieve 1 bailout decompression cylinder while maintaining position in the water column Demonstrate ability to deploy SMB or lift bag solo and as a member of a team 4 Demonstrate appropriate reaction to gas hemorrhage from manifold or first stage
9. n sssssseesesrrttsteesttttnttnsttsttttntnnnttet tt En EAAS AEE tEEnAA Aent n EEEn nn nenen EEEn 78 18 8 Reguired Equipment iiaii nindian eaa iaia aeaaea aaa aa EA EAEE AE ia a iaia 78 18 9 Required Subject Areas sue Seed AAA KERETE EAEE ATER ENEEIER 79 18 10 Required Skill Performance and Graduation Requirements ccccceceeeeeeeeeeeeeeeeeeeeeteees 80 19 elen EE 82 19 1 WHOM CUO EE 82 19 2 Qualifications Of Graduates tettet tt tn nn Ett tE EEEn ESEE EEEE EEEEES EEEE EEEEEE ESEE EE EEEn nEt 82 19 3 WhO May Ceacht ceca cocccsnvn caadeatecnadesive candssanacetdanaduedicty ia a a A RR Ee 82 19 4 Student to Instructor Hanoi 82 19 5 Student PrerequiSiteS vc ccssecceadesseecdastscceaenevannsd careaedactsaensacadcdedesuansaddsardvedecuuacnaccanddedcsancsnadsardaedes 82 19 6 Course Structure and Duration 2 0 0 2 ccceceececceceeee cece eeeeneaeeeeeeeeecceaeaeeeeeeesesenaeaeeeeeeesesennueaeeeeeess 83 19 7 Administrative Requirements nsssessseeseesnretsteesttttntnnstesttttntnnnttetttEn EAEn Aren EEEnnA nenn nEEn Ennen eE EEEn 83 19 8 REQUIFED EQUIPMENT sasesana a iaaii aaa aa aiaa diaaa ai 83 19 9 Required Subject Areas osncnonicreri ienn E EEEE ee 84 19 10 Required Skill Performance and Graduation Requirements ecceceeeeeeeeeeceeeeeeeeeeteees 85 20 Underwater Cave Surveying Diver cccccc rere eeeeeeeeeeeeeeeeeeeeenenene 87 20 1 lite eiert EE 87 20 2 Who May Teaches anaana aaa a cchie taeda tubba
10. 1 Unlimited so long as adequate facility supplies and time are provided to ensure comprehensive and complete training of subject matter Confined Water swimming pool like conditions 1 A maximum of 4 students per instructor Open Water ocean lake quarry spring river or estuary 1 A maximum of 4 students per instructor it is the instructor s discretion to reduce this number as conditions dictate 28 5 Student Prerequisites 1 Minimum age 18 2 Provide proof of a SDI Advanced Diver or equivalent at the discretion of the instructor b SDI or TDI Nitrox Diver or equivalent may be combined in the program at the discretion of the instructor 28 6 Course Structure and Duration Confined Water Execution 1 A minimum of confined water dive with a minimum of 60 minutes of accumulated bottom time Open Water Execution Part 2 TDI Diver Standards docx Page 128 of 206 Date 01 01 2015 Version 15 0 TDI Instructor Manual Diver Standards 1 A minimum of 5 dives with a minimum of 200 accumulated minutes two dives must be deeper than 15 metres 50 feet Course Structure 1 TDI allows instructors to structure courses according to the number of students participating and their skill level 1 Dives conducted to a maximum depth of 30 metres 100 feet not to exceed the maximum depth of the diver s current certification Duration 1 The minimum number of classroom and briefing hours is 6 minimum course duration
11. 5 PO not to exceed manufacturer recommendation or a working limit of 1 3 bar during the bottom phase of the dive and 1 4 bar during the decompression phase of the dive 6 Diluent PO2 should not exceed 1 2 at maximum depth 7 All dives to be completed within appropriate fixed PO decompression tables or decompression planning software 8 All dives to be completed within CNS percentage limits with a recommend maximum of 80 percent of the total PO CNS limit 9 The student is only certified for CCR mixed gas diving on the rebreather being used Pre dive Drills 1 Conduct pre dive checks using TDI Pre flight checklist 2 Use START before every dive 3 Stress analysis and mitigation Land Drills 1 Build unit based on manufacturer s specifications using manufacturer s manual build checklist 2 Demonstrate familiarity with basic and intermediate hand signals 3 Select and prepare equipment suitable for soft overhead environment with long decompression obligations 4 Conduct team oriented drills for lift bag deployment and gas switching procedure 5 Drills for buddy rescue 6 Properly analyze all gas mixtures to be used 7 Demonstrate adequate pre dive planning a Limits based on system performance b Limits based on bailout gas requirements c Limits based on oxygen exposures at chosen PPO levels d Limits based on manually controlled closed circuit rebreathers e Limits based on nitrogen absorption at planned depth and PPO setpoint level f Lim
12. 35 4 Student to Instructor Ratio Academic 1 Unlimited so long as adequate facility supplies and time are provided to insure comprehensive and complete training of subject matter Confined Water swimming pool like conditions 1 A maximum of 4 students per instructor it is the instructor s discretion to reduce this number as conditions dictate Open Water ocean lake quarry spring river or estuary 1 A maximum of 4 students per instructor it is the instructor s discretion to reduce this number as conditions dictate 35 5 Student Prerequisites 1 Minimum age 18 2 Certified as a TDI Poseidon MK VI SE7EN Closed Circuit Rebreather Diver or equivalent 3 30 hours on the Poseidon MK VI SE7EN Closed Circuit Rebreather Part 2 TDI Diver Standards docx Page 172 of 206 Date 01 01 2015 Version 15 0 TDI Instructor Manual Diver Standards OR 1 Minimum age 18 2 Provide proof of 50 logged dives 3 Provide proof of a TDI Advanced Nitrox Diver and Deco Procedures Diver or equivalent from agencies recognized by TDI 35 6 Course Structure and Duration Confined Water Execution 1 Minimum of 60 minutes confined water training to a maximum of 9 metres 30 feet Open water execution 1 Minimum of 420 minutes open water training to be completed over a minimum of 7 dives with a gradual increase in depth each day to a maximum of 40 metres 130 feet Course Structure 1 TDI allows instructors to structure courses acc
13. 9 The student is only certified for CCR mixed gas diving on the rebreather being used Land Drills Build unit based on manufacturer s specifications using manufacturer s manual build checklist Demonstrate familiarity with basic and intermediate hand signals Select and prepare equipment suitable for soft overhead environment with long decompression obligations Conduct team oriented drills for lift bag deployment and bailout procedures Drills for buddy rescue Properly analyze all gas mixtures to be used Cl Eh GY e e Da Demonstrate adequate pre dive planning a Limits based on system performance Limits based on bailout gas requirements Limits based on oxygen exposures at chosen PPO levels Limits based on manually controlled closed circuit rebreathers Limits based on nitrogen absorption at planned depth and PPO set point level Limits based on helium absorption e on pp p Correct narcotic depth planning and diluent selection to allow cell flushing at target depth diluent should not exceed a PO2 of 1 2 at maximum planned depth Pre dive Drills 1 Conduct pre dive checks using TDI Pre flight checklist 2 Use START before every dive 3 Stress analysis and mitigation Open Water Skills 1 Show good awareness of buddy and other team members through communications proximity and team oriented dive practices Part 2 TDI Diver Standards docx Page 158 of 206 TDI Instructor Manual Diver Standards Date 01 01 2015 Version 1
14. Breathing techniques b Stress management c Decompression theory and its application to mine diving 8 Mine Environment a Types of mines b Geology i Bottom ii Ceiling Structure Hazards oao Local access requirements f Land owner relations 9 Conservation 10 Problem Solving a Emergency procedures b Equipment failure c Silting conditions 11 Accident Analysis 12 Review of Dive Tables and Decompression Theory 13 Mine Cave Diving Etiquette 24 11 Required Skill Performance and Graduation Requirements As much of the following information as possible must be determined obtained and utilized in dive planning Part 2 TDI Diver Standards docx Page 109 of 206 TDI Instructor Manual Diver Standards Date 01 01 2015 Version 15 0 1 What material s were extracted from the mine and by what method s 2 Were toxic solutions or substances used or created during the extraction process and is there a risk of such substance s remaining or of any general pollution If so ascertain which location s 3 Obtain a detailed map of the mine from the mining company or whoever is responsible for the site 4 Are there any known or potentially collapsible tunnels 5 All known access and egress points from the mine their depths and possible emergency traverses to other exits 6 Type s of sediment in the mine 7 Type of ceiling supports ie wooden or metal and how to detect signs of wear type of debris left in the mine 8 All
15. Computer generated tables b DCIEM Heliox Tables or other published tables 6 Dive Planning a Operational planning i Support ii Teams b Team planning i Gas requirements ii Oxygen limitations iii Inert gas limitations c Emergency planning i Omitted decompression ii Oxygen toxicity iii Analysis and logging iv General 7 Procedures a Bottom travel and decompression gas Part 2 TDI Diver Standards docx Date 01 01 2015 Version 15 0 Page 53 of 206 Date 01 01 2015 Version 15 0 TDI Instructor Manual Diver Standards i Normal operations ii Failure loss or inadequate emergency procedures iii Analysis and logging 12 11 Required Skill Performance and Graduation Requirements The following open water skills must be completed by the student during open water dives It is recommended that all dives be conducted between 30 metres 100 feet and 60 metres 200 feet Gas mixes are not to have any less than 18 percent oxygen 02 1 Skills review from previous TDI skills requirements Land Drills Demonstrate familiarity with basic and intermediate hand signals Select and prepare equipment suitable for soft overhead environment with long decompression obligations Conduct team oriented drills for lift bag deployment and gas switching procedure Drills for buddy rescue Properly analyze all gas mixtures to be used Os En a ik Demonstrate adequate pre dive planning a Limits based on personal and team gas c
16. Harness BCD options Computer bottom timer depth gauge options Reels spools options op pp s Lift bag surface marker bag options Part 2 TDI Diver Standards docx Page 5 of 206 Date 01 01 2015 Version 15 0 TDI Instructor Manual Diver Standards g Exposure protection options h Minimum equipment bring only what is needed i Stream lining and stowing equipment 4 Dive Planning a Tables computer dive planning and execution b Surface air consumption SAC rate calculations c Minimum gas reserve calculations for no decompression dives d Environmental considerations 5 Procedures a Entry exit strategies b Emergency strategies in case of gas failure loss c Ascent descent strategies 3 11 Required Skill Performance and Graduation Requirements Students are required to successfully complete the following open water skills Land drills Selection and preparation of equipment Conduct team oriented skills buddy checks for lift bag deployment Gas matching among buddy teams Demonstrate familiarity with basic hand signals SM e ee E Demonstrate adequate pre dive planning with limits based on the team and personal gas consumption Pre dive drills 1 Use S T A R T before every dive 2 Stress analysis and mitigation START is S drill OOA drill and Bubble Check Team buddy equipment checks Air gas matching Route entry exit and planned path underwater Tables depth duration waypoints and schedule
17. Rebreather Discovery Program 25 1 Introduction This program is designed to give prospective students an introduction to diving a TDI approved rebreather in a controlled environment under the direct supervision of an active TDI Rebreather Instructor 25 2 Qualifications of graduates This is not a qualification program Upon successful completion of this program a certificate may be issued stating that the diver has participated in a rebreather experience 25 3 Who may teach 1 An active TDI Rebreather Instructor on the unit specific to the conducted program 25 4 Student to Instructor Ratio Academic 1 Unlimited so long as adequate facility supplies and time are provided to ensure comprehensive and complete training of the subject matter Pool 1 A maximum of 2 students per instructor Confined Water swimming pool like conditions 1 A maximum of 2 per instructor it is the instructor s discretion to reduce this number as conditions dictate Open Water ocean lake quarry spring river or estuary 1 A maximum of 1 student per instructor 25 5 Student Prerequisites 1 Minimum age 18 2 Provide proof of 10 logged open water dives to participate in the pool confined water session of the program Provide proof of 25 logged open water dives to participate in the open water session of the program TDI Nitrox Diver or equivalent 25 6 Program Structure and Duration Pool Confined Water Execution 1 Confined water skills
18. a Limits based on personal gas consumption b Limits based on oxygen consumption and exposures at planned depth c Limits based on nitrogen absorption at planned depth Properly execute the planned dive within all pre determined limits Demonstrate the proper procedures for a Buoyancy control with minimal air use b ADV use c Mask clearing with minimal air loss d Bail out i On board with ascent while safely conducting any simulated decompression obligations ii Off board while maintaining depth switch back to loop before ascent e Mouthpiece removal f Clearing loop of water g Ascent techniques Part 2 TDI Diver Standards docx Page 182 of 206 Date 01 01 2015 Version 15 0 TDI Instructor Manual Diver Standards h Simulated emergency i Omitted decompression procedures i Buddy checks j Safety stops 7 Properly execute the break down and maintenance of rebreather 8 Post dive clean of unit a Mouth piece and hoses b Clean and disinfect unit c Inspect components of unit 9 Diver maintenance of unit a Cell remove and replace b Mouthpiece strip and rebuild c Smart battery i Proper storage ii When to replace In order to complete this course students must 1 Satisfactorily complete the TDI Diving Rebreathers Course written examination with an 80 and 100 remediation 2 Demonstrate mature sound judgment concerning training dive planning and execution Complete all open water requirements safely and
19. environments such as wrecks caves or mines Part 2 TDI Diver Standards docx Page 11 of 206 TDI Instructor Manual CFD Date 01 01 2015 Diver Standards TDi Version 15 0 5 Sidemount Diver 5 1 Introduction This course is designed to teach certified divers how to safely utilize side mounted primary cylinders as an alternative to the traditional back mounted configuration This course can be combined with other TDI courses such as Decompression Procedures Extended Range Trimix Advanced Trimix and Advanced Wreck If combined the standards for both courses must be met 5 2 Qualifications of Graduates Upon successful completion of this course graduates may engage in sidemount diving activities without direct supervision so long as the following limits are adhered to 1 Safety and decompression stops as appropriate or necessary 2 Planned dives do not exceed diver s current certification level 5 3 Who May Teach 1 This course may be taught by any active TDI Sidemount Diving Instructor 5 4 Student to Instructor Ratio Academic 1 Unlimited so long as adequate facility supplies and time are provided to ensure comprehensive and complete training of subject matter Confined Water swimming pool like conditions 1 N A Open Water Dives 1 A maximum of 4 students per instructor is allowed 5 5 Student Prerequisites 1 Minimum age 18 2 Minimum certification SDI Open Water Scuba Diver or the equivalent 5 6 Course Stru
20. however if a member were involved in an accident or simply witnessed an accident the TDI Accident Report Form must be completed by the member witness and faxed to TDI Headquarters immediately after the accident happened 2 3 Definitions Assistant or Assisted by A person who is assisting a primary and certified instructor IT staff instructor or instructor trainer for a course that they the assistant is not certified to teach Assistants can be used for the purposes of additional supervision and to increase ratios where standards and environmental conditions allow Assistants listed on registrations will receive experience credits for courses they have assisted with only if listed on the initial registration form Co Teach or 2 Instructor A person who is certified to teach the course taking place and is working together with an also certified instructor IT staff instructor or instructor trainer The 2 instructor will receive equal credit for the course if listed on the initial registration form 2 4 Confined Water Training Confined water training must be conducted in a swimming pool or a confined body of water with the following conditions 6 Approximately 3 metres 10 feet of visibility 7 Calm surface conditions 8 Easy access to depths that allow students to stand with their head above water 9 Depths that allow skills to be adequately demonstrated Part 2 TDI Diver Standards docx Page 1 of 206 TDI Instructor Manu
21. turn distance and turn pressure b Gas mix es and NDLs or decompression obligations Date 01 01 2015 Version 15 0 4 10 Required Skill Performance and Graduation Requirements The student must perform the following S drill and skills during all dives e EN E ee e Es Demonstrate adequate pre dive planning Equipment check and equipment matching Bubble check Demonstrate specialized propulsion techniques in varying types of flow Demonstrate proper buoyancy control Demonstrate proper body posture Demonstrate proper stress analysis detection and management Part 2 TDI Diver Standards docx Page 10 of 206 TDI Instructor Manual CFD Date 01 01 2015 Diver Standards TDi Version 15 0 The student must perform the following in water skills during cave dives BW N ke Proper use of DPV Gas sharing ascent with DPVs clipped off Ascent with a disabled DPV Tow a team member and his disabled DPV In order to complete this course students must 1 2 3 A 4 11 l H Perform all dive requirements safely and efficiently Demonstrate mature sound judgment concerning dive planning and execution Maintain an appropriate level of awareness and respect for the cavern environment Log all dives To qualify to teach the TDI DPV Diver Course an Instructor must Be an active TDI Instructor Provide proof of 25 logged DPV technical dives Technical Dive Any dive involving decompression additional cylinders overhead
22. 01 01 2015 Version 15 0 a TDI Liability Release and Express Assumption of Risk form b TDI Medical Statement form Upon successful completion of the course the instructor trainer must 1 Issue the appropriate TDI certification by submitting the appropriate TDI Diver Registration form to TDI Headquarters or registering the students online through the member s area of the TDI website 35 8 Training Material Required material 1 TDI Diving Rebreathers Instructor Guide 2 TDI Diving Rebreathers Diver Manual 3 TDI Standards and Procedures Instructor Manual 4 Rebreather Course Evaluation Form 5 Poseidon Discovery MK VI SE7EN User Manual 6 Manufacturer s Build Checklist 7 TDI CCR Preflight Checklist Optional Material 1 TDI Diving Rebreathers PowerPoint Presentation Series 2 Richard Pyle A Learners Guide to Closed Circuit Rebreather Operations 3 Kenneth Donald Oxygen amp The Diver 4 John Lamb Oxygen Measurement for Divers 5 Barsky Thurlow amp Ward The Simple Guide to Rebreather Diving 6 Bob Cole Rebreather Diving 7 Jeffrey Bozanic Mastering Rebreathers 35 9 Required Equipment The following equipment is required for each student Sr ch Si OO eee k7 The student must own or have access to the MK VI SE7EN Discovery CCR Depth gauge and automatic bottom timer and or dive computer Mask fins Exposure suit suitable for the diving environment Knife Slate and pencil Bailout cylinder w
23. 1 TDI Introductory Cave course 17 3 Who May Teach Any active TDI Cavern Intro to Cave or Cave Instructor may teach this course 17 4 Student to Instructor Ratio Academic 1 Unlimited so long as adequate facility supplies and time are provided to ensure comprehensive and complete training of subject matter Confined Water swimming pool like conditions 1 A maximum of 6 students per active TDI instructor Cavern 1 A maximum of 4 students per active TDI Instructor are allowed ratio should be reduced as required due to environmental or operational constraints Part 2 TDI Diver Standards docx Page 72 of 206 Date 01 01 2015 Version 15 0 TDI Instructor Manual Diver Standards TDi 17 5 Student Prerequisites 1 Minimum age 18 15 with parental consent 2 Provide proof of an SDI Open Water Scuba Diver or equivalent 3 Provide proof of a minimum of 25 dives 17 6 Course Structure and Duration Water Execution 1 Four cavern dives with a total bottom time of 80 minutes conducted at 2 different sites Course Structure 1 TDI allows instructors to structure courses according to the number of students participating and their skill level Duration 1 The minimum number of classroom and briefing hours is 6 2 Course must be conducted over a minimum of 2 days 17 7 Administrative Requirements The following are the administrative tasks Collect the course fees from all the students Ensure that the students have the requ
24. 15 3 Who May Tea EE 65 15 4 Student to Instructor Hanoi 65 15 5 Student PrerequiSites A 65 15 6 Course Structure and Duration 0 cccececsecceceeee cece eeeeecaeeeeeeeeececaeaeeeeeeesesnaeaeeeeeeesesennuraeeeeeess 65 15 7 Administrative Requirements nssseesseessesnrtnsttesttttntnnstesttttn tann ttettttA EAAS Ater tEEnAA Een EEEEn Ennen EEEE 66 15 8 Tamning d dE EE 66 15 9 Required Equipments eegen eege a ege Eed EEN 66 15 10 Required Subject Areas is siwisccc hca Nested AE Aled E TE 66 15 11 Required Skill Performance and Graduation Requirements ssssssssesrrenseeertnrrnnsererrrnrnenn 67 16 Oxygen O2 Equipment Service Technician ccsssesseeeeeeeeeeeeeeeeeeeees 68 16 1 ite iere 68 16 2 Qualifications Of Graduates i s aiiiesucinannsencinauniaii niai aiaeadie aiae adian aia aiaiai danawa dia iiiaae 68 16 3 Who May Re EEN 68 16 4 Student to INStructor Ratio iesauca eiea aeeai EEE EE a E EAEE 68 16 5 Student Ee UE ET 68 16 6 Course Structure and Duration 0 0 0 2 cccccccccecee cece eeeeee aces ce eeee cece aaaneeceeeeesegeaeaeeeeeeeeesesencaneeeeeeess 69 16 7 Administrative Requirements n sneeeseessesrneteteest ttn tenntestttntnnnttetttnntnnnatentEnnnn nnn nnnEn nanesen Ennn 69 16 8 CH le 69 16 9 Required Equipment ET 69 16 10 Required Subject AreaSici cnc acnadeet ine cei ee eed eed ieee 70 16 11 Required Skill Performance and Graduation Requirements ssssssssesrrerseeer
25. 150 31 10 REQUIFED SUDJECLANCAS EE 150 31 11 Required Skill Performance and Graduation Requirements sssesseerrensseerrnrrensserrrrrrr rnn 151 32 Mixed Gas Closed Circuit Rebreather Diver Unit Specific 154 32 1 iere de 154 Part 2 TDI Diver Standards docx Index viii of xx TDI Instructor Manual CFD Date 01 01 2015 Diver Standards TDi Version 15 0 32 2 Qualifications of Graduates cece ee eeeeeaeceeeeeeeeeceaeaeceeeeeeesecaacaeeeeeeesesensiaeeeeeess 154 32 3 Who May Teach isces cccancescceeneessaneneestteeeeneentecnnsnatecesestnecunesatene centteaeenstthensenitecnespaeaneeseennesaee 154 32 4 Student to Instructor Hanoi 154 32 5 Student Prerequisites eccccecccceceeeeeeeeeeececeeeeeeeceaaeceeeeeeesecaaaeceseeeeeseccaaeeeeeeeseesesiaeeeeees 155 32 6 Course Structure and Duration 2 0 0 2 ececcccececeeeeee eee ceaeceeeeeeeseceaeaeceeeeeeeseccacaeeeeeeeseseesuaeeeeees 155 32 7 Administrative Requirements ssessesseeesrerrttestrtttttt tnne ttrt tt EnEn ESAE EEEE EEES SEEE EE EEEE ESSE EEEE Ennen 155 32 8 Required Equipment ccccccceeeeeeeeeceeceeeeeeecaeaeeeeeeesesenaaeaeeeeeeesececaeeeeeeeeesensaceeeeeeeeeeeee 156 32 9 Required Subject Areas 0 ec ccceceeeeeeeeeee eee eeeeeeeeeeneeeeeteneeeeeeeneeeeeseceaeeeseneaeeeseeeaeeeseeaeeeeeeaeees 156 32 10 Required Skill Performance and Graduation Requirements sseesserrensseerrrnrrrnsserrrrrrrnn n 158 33 Adva
26. 2 Qualifications of Graduates Upon successful completion of this course graduates may engage in decompression diving activities without direct supervision utilizing helium and or nitrox mixtures so long as 1 The diving activities approximate those of training 2 The areas of activities approximate those of training 3 Environmental conditions approximate those of training 4 Breathing mixtures do not contain more than 20 Helium or less than 21 Oxygen 1 and are within their current diving certification level Upon successful completion of this course graduates are qualified to enroll in 1 TDI Extended Range Course 2 TDI Trimix 10 3 Who May Teach Any active TDI Helitrox Instructor who has been approved by TDI Headquarters Training Department 10 4 Student to Instructor Ratio Academic 1 Unlimited so long as adequate facility supplies and time are provided to ensure comprehensive and complete training of subject matter Confined Water swimming pool like conditions 1 N A Open Water ocean lake quarry spring river or estuary 1 A maximum of 4 students per instructor it is the instructor s discretion to reduce this number as conditions dictate Part 2 TDI Diver Standards docx Page 38 of 206 Date 01 01 2015 Version 15 0 TDI Instructor Manual Diver Standards 10 5 Student Prerequisites 1 Minimum age 18 2 Certified as an SDI Advanced Diver with Deep specialty or TDI Intro to Tech or equivalent
27. 25 Ibs lift Exposure suit appropriate for the open water environment where training will be conducted Access to an oxygen analyzer Appropriate weight 10 Bailout gas supply and an externally carried redundant air source Note The instructor and any certified assistant must also carry a bailout gas supply for the student s during all open water sessions This redundant gas source must be greater than the instructor and any certified assistant s rebreather requirement 29 10 Required Subject Areas The TDI Diving Rebreathers Student Manual and the manufacturer s manual are mandatory for use during this course but instructors may use any additional text or materials that they feel help present these topics The following topics must be covered during the course l 2 History and Evolution of Rebreathers Comparison of Open Circuit Closed Circuit and Semi Closed Circuit Rebreather Systems and the Benefits Problems with Each Practical Mechanics of the System a Assembly and disassembly of the CCR Layout and design of the unit Absorbent canister design and maintenance Breathing loop de contamination procedures nen e Manufacturer supported additional items automatic diluent valve etc Part 2 TDI Diver Standards docx Page 136 of 206 TDI Instructor Manual Diver Standards Date 01 01 2015 Version 15 0 Gas Physiology a Oxygen O3 toxicity b Nitrogen absorption c Carbon dioxide CO toxicity Proper Scrubber
28. 40 metres 130 feet 2 All subsequent dives to build incrementally in no greater than 10 metres 33 feet steps 3 A minimum of 5 dives must be conducted on mixed gas diluent 4 All mixed gas dives are to be deeper than 40 metres 130 feet utilizing a mixed gas diluent containing 16 percent or greater oxygen to a maximum depth of 60 metres 200 feet 5 A minimum of four dives must be decompression dives Course Structure 1 TDI allows instructors to structure courses according to the number of students participating and their skill level 2 Oral examinations are permitted if the exam is not available in a language the student understands Duration 1 Minimum of 6 hours for academic development and a further 2 hours for equipment configuration workshop Special note If the diver is already open circuit trimix certified 6 dives and 360 minutes are still required 32 7 Administrative Requirements The following is the administrative tasks Collect the course fees from all the students Ensure that the students have the required equipment Communicate the training schedule to the students FF WN Pe Have the students complete the a TDI Liability Release and Express Assumption of Risk Form b TDI Medical Statement Form Part 2 TDI Diver Standards docx Page 155 of 206 Date 01 01 2015 Version 15 0 TDI Instructor Manual Diver Standards Upon successful completion of the course the instructor must 1 Issue the approp
29. Complete all open water requirements safely and efficiently 3 Demonstrate mature sound judgment concerning dive planning and execution Part 2 TDI Diver Standards docx Page 121 of 206 TDI Instructor Manual CFD Date 01 01 2015 Diver Standards TDi Version 15 0 27 KISS GEM Level 1 Diver 27 1 Introduction This is the entry level certification course for recreational divers wishing to utilize the GEM semi closed circuit rebreather in recreational diving The objective of this course is to instruct divers in the procedures benefits and hazards of semi closed circuit diving using the GEM 27 2 Qualifications of Graduates Upon successful completion of this course graduates may engage in no decompression diving utilizing the GEM semi closed circuit rebreather with a nitrox mix of between 32 and 40 to a maximum depth of 30 metres 100 feet with a PO not to exceed 1 4 ATA based on cylinder contents 27 3 Who May Teach Any active TDI KISS GEM Level 1 Instructor may teach this course 27 4 Student to Instructor Ratio Academic 1 Unlimited so long as adequate facility supplies and time are provided to ensure comprehensive and complete training of subject matter Confined Water swimming pool like conditions 1 A maximum of 4 students per instructor Open Water ocean lake quarry spring river or estuary 1 A maximum of 4 students per instructor it is the instructor s discretion to reduce this number as conditions dictat
30. Date 01 01 2015 Version 15 0 a Limits based on system performance b Limits based upon oxygen exposures at planned depth with mix c Limits based upon nitrogen absorption at planned depth with mix 8 Properly execute the planned dives within all pre determined limits 9 Properly execute a recovery from a system failure and switch to bail out stationary a minimum of 2 times 10 Properly execute a recovery from a system failure and switch to bail out hovering a minimum of 2 times one of the bail out scenarios the diver must switch to open circuit and complete dive and safety stop on open circuit direct ascent must begin when diver switches to open circuit this scenario should be conducted no deeper than 20 metres 60 feet 11 Properly demonstrate hose clearing technique after each bail out scenario 12 Perform block switch a minimum of 2 times Azimuth only 13 Proper PO monitoring on all dives if unit is equipped with PO monitoring device 14 Properly execute a mask clearing exercise with emphasis on minimal gas loss 15 Safely and properly execute a buddy out of air scenario it is preferable the buddy is on a SCR unit also 16 Diver will demonstrate actual safety stops at pre determined depths 17 Properly execute cleaning and maintenance of the rebreather including breathing loop decontamination In order to complete this course students must 1 Satisfactorily complete the TDI Diving Rebreathers Course written examination 2
31. Date 01 01 2015 Version 15 0 TDI Instructor Manual Diver Standards 7 Advanced Nitrox Diver 7 1 Introduction This course examines the use of EAN 21 through 100 percent oxygen for optimal mixes to a depth of 40 metres 130 feet The objective of this course is to train divers in the benefits hazards and proper procedures for utilizing EAN 21 through 100 percent oxygen for dives not requiring staged decompression TDI Decompression Procedures or the Intro to Tech may be combined with this course at the discretion of the instructor 7 2 Qualifications of Graduates Upon successful completion of this course graduates may engage in diving activities utilizing EAN 21 through 100 percent oxygen without direct supervision provided 1 The diving activities approximate those of training 2 The areas of activities approximate those of training 3 Environmental conditions approximate those of training Upon successful completion of this course graduates are qualified to enroll in 1 TDI Decompression Procedures Course 2 TDI Extended Range Course 7 3 Who May Teach Any active TDI Advanced Nitrox Instructor 7 4 Student to Instructor Ratio Academic 1 Unlimited so long as adequate facility supplies and time are provided to ensure comprehensive and complete training of subject matter Confined Water swimming pool like conditions 1 N A Open Water ocean lake quarry spring river or estuary 1 A maximum of 8 students per
32. Extended Range Entry Level Trimix PowerPoint 2 TDI Trimix Cue Cards 3 TDI Trimix Evaluation Slate 12 9 Required Equipment The following equipment is required for each student 1 Bottom mix cylinder s a Cylinder volume appropriate to complete all planned decompression on bottom mix b Dual outlet valve double manifold or independent doubles c Labeled in accordance with TDI Standards Part 2 TDI Diver Standards docx Page 51 of 206 TDI Instructor Manual Diver Standards Date 01 01 2015 Version 15 0 2 Decompression mix cylinder s a Cylinder volume should contain a minimum of 1 5 times the gas required for the planned decompression b Labeled in accordance with TDI Standards Suit inflation cylinder required for dry suit divers only 4 Regulators a Primary and primary redundant required on all bottom mix cylinder s b Submersible pressure gauges are required on all primary bottom mix cylinders c A contingency use long hose second stage should be designated and appropriately rigged to facilitate air sharing at depth if necessary d Itis strongly recommended that the 3 required regulators be all DIN or all yoke 5 Buoyancy compensator device s BCD adequate for equipment configuration 6 Redundant depth and timing devices 7 Air decompression computers are allowed for use as depth and timing devices provided they have a gauge mode 8 Redundant light system if required by site 9 Ascent reel with lift bag sur
33. In water drills 1 Weight check 2 Demonstrate adequate buoyancy control ability to hover at fixed position in water column without moving hands or feet 3 Demonstrate adequate trim ability to maintain horizontal during the descent bottom and ascent portion of the dive 4 Demonstrate no silting propulsion techniques frog kick modified frog kick modified flutter kick backwards kick 5 Demonstrate the ability to perform the following exercises while maintaining trim and buoyancy in the water column a Regulator exchange b Regulator recovery c Mask partial flood and clear with minimal air loss Part 2 TDI Diver Standards docx Page 6 of 206 TDI Instructor Manual Diver Standards 9 Date 01 01 2015 Version 15 0 d Mask removal and clear with minimal air loss Demonstrate the ability to perform a safety drill S drill while maintaining trim and buoyancy in the water column Demonstrate the ability to perform a valve drill while maintaining trim and buoyancy in the water column if double cylinders are being used Demonstrate the ability to deploy a surface marker buoy or lift bag while maintaining trim and buoyancy in the water column Show good situational awareness In order to complete this course students must l 2 Complete all open water requirements safely and efficiently Demonstrate mature sound judgment concerning dive planning and execution Part 2 TDI Diver Standards docx Page 7 of 20
34. Manufacturer s Build Checklist 4 TDI CCR Preflight Checklist 5 TDI Decompression Procedures Student Manual 6 TDI Extended Range and Trimix Diver Student Manual 7 TDI Advanced Nitrox Student Manual or TDI Advanced Nitrox On line Course 8 Rebreather Course Evaluation Form see appendix 9 Mel Clark Rebreathers Simplified required for JJ CCR only 10 Optional 1 TDI Diving Rebreathers PowerPoint Presentation 2 Mel Clark Rebreathers Simplified Part 2 TDI Diver Standards docx Page 149 of 206 TDI Instructor Manual Diver Standards 3 Date 01 01 2015 Version 15 0 Skills prompt slates 31 9 Required Equipment The following equipment is required O GO UO e mg A complete closed circuit rebreather Minimum of 1 CCR dive computer and or bottom timer and depth gauge Mask fins and a suitable line cutting device Slate and pencil Reel with a minimum of 50 metres 165 feet of line Lift Bag Delayed Surface Marker Buoy DSMB with a minimum of 12 kg 25 1b lift Exposure suit appropriate for the open water environment where training will be conducted Access to an oxygen helium analyzer Appropriate weight 10 Bailout gas supply cylinder with a minimum capacity of 5 litres 40 cu ft air or nitrox may be used Note The instructor and any certified assistant will also carry a bailout gas supply during all open water sessions This redundant gas source must be greater than the instructor and any certified assistan
35. Mix adjustable b Oxygen O2 integrated Advantages and Disadvantages of EAN a Use as air for physiological advantage with air tables or computers b Use to extend no decompression bottom times or shorten surface intervals c Oxygen toxicity hazards and depth limits d Discussion of myths and facts regarding EAN mixtures Procedures a Use and theory of oxygen analyzer b Gas analysis and logging Common Mixing Procedures a Partial pressure blending b Continuous blending c Membrane separation system Required Skill Performance and Graduation Requirements Pre dive l 2 Sr ck es R Use TDI Tables to plan a nitrox dive taking advantage of EAD calculations Create a simple written dive plan for a nitrox dive to an maximum operating depth MOD calculated with PO between 1 3 and 1 6 depending on environmental conditions Demonstrate correct use of oxygen analyzer Demonstrate correct cylinder management and labeling Conduct simple pre dive briefing may be simulated if dives are not part of program Program nitrox computer if used with appropriate oxygen percentage Part 2 TDI Diver Standards docx Page 18 of 206 Date 01 01 2015 Version 15 0 TDI Instructor Manual Diver Standards In order to complete this course students must 1 Satisfactorily complete the TDI Nitrox Course written examination 2 Demonstrate understanding of oxygen analysis for nitrox mixtures Part 2 TDI Diver Standards docx Page 19 of 206
36. Remove and replace mask deploy backup mask Demonstrate appropriate reaction to gas hemorrhage from manifold or first stage SPG and primary regulator React to BCD inflator malfunction disconnect LP hose dump gas and orally inflate BCD Wing to neutral buoyancy Demonstrate ability to confirm gas switch es at depth with buddy team members Buddy breathing deco gas for at least one minute Switch to back up mask remove and replace mask Demonstrate appropriate reaction to simulated free flowing deco regulator Demonstrate appropriate modifications to deco schedule in decompression emergency over time over depth to be simulated Demonstrate tired diver tow at depth and on surface 30 meters 90 feet lateral each Complete a horizontal breath hold swim at depth for 15 meters 45 feet Properly execute the planned dive within all pre determined limits a Assembly of diver carried equipment b Proper descent ascent rates c Proper staged stop procedures d Monitoring of decompression status equipment tables computers equipment Part 2 TDI Diver Standards docx Page 43 of 206 Date 01 01 2015 Version 15 0 TDI Instructor Manual Diver Standards 18 Contingency Situations and Problem Solving as appropriate by instructor a Omitted decompression b Extended bottom time profiles with increased decompression and re calculated schedules c Failure to deploy lift bag and reel d Missed up line or misse
37. TDI Instructor Manual Diver Standards Date 01 01 2015 Version 15 0 9 Appropriate weight 10 Bailout gas supply cylinder with a minimum capacity of 5 7 litres 40 cu ft air or nitrox may be used Note The instructor and any certified assistant will also carry a bailout gas supply during all open water sessions This redundant gas source must be greater than the instructor and any certified assistant s bailout requirements 30 10 Required Subject Areas The TDI Diving Rebreathers Student Manual and the manufacturer s manual are mandatory for use during this course but instructors may use any additional text or materials that they feel help present these topics The following topics must be covered during the course 1 History and Evolution of Rebreathers 2 Comparison of Open Circuit Closed Circuit and Semi Closed Circuit Rebreather Systems and the Benefits Problems with Each 3 Practical Mechanics of the System a Assembly and disassembly of the unit Layout and design of the unit Absorbent canister design and maintenance Proper packing of canister in accordance with manufacturer s recommendations eo ep p Breathing loop de contamination procedures f Manufacturer supported additional items Automatic Diluent Valve etc 4 Gas Physiology a Oxygen O3 toxicity b Nitrogen absorption c Carbon dioxide CO toxicity d Gas consumption 5 Electronic and Manual Systems Design and Maintenance a Oxygen O2
38. active TDI Poseidon MK VI SE7EN Mixed Gas Instructor 36 4 Student to Instructor Ratio Academic 1 Unlimited so long as adequate facility supplies and time are provided to ensure comprehensive and complete training of subject matter Confined Water swimming pool like conditions 1 A maximum of 2 students per instructor it is the instructor s discretion to reduce this number as conditions dictate Open Water ocean lake quarry spring river or estuary 1 A maximum of 2 students per instructor it is the instructor s discretion to reduce this number as conditions dictate 36 5 Student Prerequisites 1 Minimum age 21 2 15 MK VI SE7EN logged dives And 3 TDI Poseidon MK VI SE7EN CCR Air Diluent Decompression Procedures diver or equivalent OR Part 2 TDI Diver Standards docx Page 178 of 206 Date 01 01 2015 Version 15 0 TDI Instructor Manual Diver Standards 4 TDI Decompression Procedures Diver Open Circuit or equivalent OR 5 TDI Mixed Gas CCR Diver or equivalent 36 6 Course Structure and Duration Open Water Execution 1 Minimum of 360 minutes open water training to be completed over a minimum of 6 dives including 1 equipment configuration and drills practice air diluent dive to a maximum 40 metres 130 feet 2 All subsequent dives to build incrementally in no greater than 10 metres 33 feet steps Only 1 dive is on air diluent all others are to be mixed gas dives 4 All mixed gas dives are to be d
39. all open water requirements safely and efficiently 3 Demonstrate mature sound judgment concerning dive planning and execution Part 2 TDI Diver Standards docx Page 61 of 206 TDI Instructor Manual CFD Date 01 01 2015 Diver Standards TDi Version 15 0 14 Nitrox Gas Blender 14 1 Introduction This course provides the training required to allow candidates to competently and safely blend nitrox gas The objective of this course is to train candidates in the proper techniques equipment requirements and hazards involved in blending nitrox gases for recreational scuba 14 2 Qualifications of Graduates Upon successful completion of this course graduates may engage in the blending of nitrox gases without direct supervision 14 3 Who May Teach Any active TDI Nitrox Gas Blender Instructor may teach this course 14 4 Student to Instructor Ratio Academic 1 Unlimited so long as adequate facility supplies and time are provided to ensure comprehensive and complete training of subject matter Confined Water swimming pool like conditions 1 N A Open Water ocean lake quarry spring river or estuary 1 N A 14 5 Student Prerequisites 1 Minimum age 18 14 6 Course Structure and Duration Open Water Execution 1 N A Course Structure 1 TDI allows instructors to structure courses according to the number of students participating and their skill level Duration 1 The minimum number of classroom and briefing hours is
40. b Use directional line markers c Follow a guideline d Follow a guideline simulating loss of visibility Perform bailout exit practicing bottle swapping with teammates a Following the guideline b Simulating zero visibility and using touch contact following the guideline Remove and replace mask while in contact with guideline Demonstrate light hand signals and touch contact Explore cavern Execute proper conservation and awareness techniques Use referencing as back up navigation Demonstrate adequate anti silting techniques Simulate a primary light failure and deploy back up light and follow guideline to exit cavern Demonstrate rebreather unit specific skills in compliance with current level of rebreather certification as outlined in the TDI course curriculum Note No removal of life support equipment shall be permitted within the overhead Environment In order to complete this course students must Re NS Perform all land drills and rebreather cavern dive requirements safely and efficiently Demonstrate mature sound judgment concerning dive planning and execution Maintain an appropriate level of awareness and respect for the cavern environment Log all dives Part 2 TDI Diver Standards docx Page 194 of 206 Date 01 01 2015 Version 15 0 TDI Instructor Manual Diver Standards 39 Rebreather Introductory Cave Diver 39 1 Introduction This course is an introduction to the basic principles of rebreather cave diving utilizi
41. d Nitrogen absorption and elimination e Carbon dioxide toxicity CO f Carbon monoxide CO g Hyperthermia h Hypothermia 4 Decompression Options a Air b Nitrox c Oxygen 5 Equipment Considerations a Twin cylinder or single cylinder option Stage cylinder options Regulator options Harness BCD options Computer depth gauge bottom timer options Ascent and navigation reels Lift bags surface marker buoys for drifting or free decompression Lights Redundant mask and knife roe mo ae m j Jon line or Garvin clips 6 Dive Tables a Introduction and review of different models Bihlmann DCIEM U S Navy recommended b Introduction to computer generated tables 7 Dive Planning a Operation planning i Support ii Teams b Team planning i Gas requirements ii Oxygen limitations iii Nitrogen limitations c Emergency planning i Omitted decompression ii Oxygen toxicity iii Decompression sickness iv General 8 Procedures a Bottom travel and decompression gas i Normal operations ii Failure loss or inadequate emergency procedures Part 2 TDI Diver Standards docx Page 35 of 206 TDI Instructor Manual Diver Standards Date 01 01 2015 Version 15 0 iii Analysis and logging b Descent i Methods of entry down lines or free descent ii Recognizing narcosis iii Breathing iv Organization of equipment carried on diver c Ascent i Variable rates ii Trim and compensation d Support e N
42. dive planning limits based a Onsystem performance b Upon oxygen exposures at planned depth with mix c Upon nitrogen absorption at planned depth with mix 7 Demonstrate switching to open loop or open circuit when depth is 6 metres 20 feet or shallower 8 Properly execute the planned dives within all pre determined limits 9 Demonstrate the proper adjustment of the counter lung system underwater a Adjustment of straps including removal and replacement b Adjustment of the counter lung bungees if not previously adjusted 10 Properly execute a recovery from a system failure and switch to bail out stationary a minimum of 2 times per dive 11 Properly execute a recovery from a system failure and switch to bail out hovering a minimum of 2 times one of the bail out scenarios the diver must switch to open circuit and complete dive and safety stop on open circuit direct ascent must begin when diver switches to open circuit this scenario should be conducted no deeper than 18 metres 60 feet 12 Properly demonstrate hose clearing technique after each bail out scenario 13 Proper PO monitoring on all dives 14 Properly execute a mask clearing exercise with emphasis on minimal gas loss 15 Demonstrate comfort setting up and diving the unit 16 Demonstrate good buoyancy control during the dive 17 Safely and properly execute a buddy out of air scenario it is preferable the buddy be on an SCR unit also 18 Diver will demonstrate actual safety
43. dives hands free systems are acceptable as long as they require zero input from the instructor during the dive The open water execution may be repeated within one week of the original program at the instructor s discretion A dive briefing will replace the academic development In this instance key safety drills from the pool confined water portion must be repeated before each open water dive in water shallow enough to stand up in Instructors must remain close enough to the program attendee to lend immediate assistance throughout the entire experience Program Structure 1 TDI allows instructors to structure programs according to the number of students participating and their skill level Duration 1 The suggested number of training hours is 2 25 7 Administrative requirements Administrative Tasks Pe e ng Collect the program fees from all the students Ensure that the students have the required equipment Communicate the schedule to the students Have the students complete prior to training a TDI Liability Release and Express Assumption of Risk Form b TDI Medical Statement Form Upon successful completion of the experience program the Instructor can Part 2 TDI Diver Standards docx Page 113 of 206 TDI Instructor Manual Diver Standards Date 01 01 2015 Version 15 0 5 At the Instructor s discretion issue a certificate stating that the diver has participated in a discover rebreather diving experience This ce
44. docx Page 148 of 206 Date 01 01 2015 Version 15 0 TDI Instructor Manual Diver Standards b Minimum of 180 minutes open water training to be completed over a minimum of 3 dives to a maximum of 45 metres 150 feet Upgrades 1 Ifa student has the entry level 1 certification and wishes to do the Helitrox decompression part of this course only 240 minutes open water are required 2 The student needs to have a minimum of 30 logged hours over 30 dives before enrolment on the Helitrox deco course Six months CCR diving experience If a student has the TDI Air Diluent Decompression certification and wishes to do the Helitrox decompression part of this course only 120 minutes open water are required 31 7 Administrative Requirements Administrative Tasks Collect the course fees from all the students Ensure that the students have the required equipment Communicate the schedule to the students PWN Have the students complete the a TDI Liability Release and Express Assumption of Risk Form b TDI Medical Statement Form Upon successful completion of the course the Instructor must 1 Issue the appropriate TDI certification by submitting the TDI Diver Registration Form to TDI Headquarters or registering the student online through the member s area of the TDI website 31 8 Training Materials Required Materials 1 TDI Diving Rebreathers Student Manual or TDI Generic CCR On line Course 2 Manufacturer s manual and updates 3
45. ft minimum A submersible pressure gauge Depth gauge and automatic bottom timer and or dive computer Buoyancy compensator device BCD with power inflator Line cutting device Exposure suit adequate for the open water environment Cylinder and regulator properly labeled and cleaned as required for EAN mixtures SC hr Re el Access to oxygen analyzer may be supplied by instructor 7 10 Required Subject Areas The TDI Advanced Nitrox Manual is mandatory for use during this course but instructors may use any additional text or materials that they feel help present these topics The following topics must be covered during this course 1 Physics a Pressure review 2 Physiology a Hypoxia b Oxygen toxicity i Whole body oxygen toxicity units OTU s ii Central nervous system CNS Nitrogen narcosis Nitrogen absorption and elimination Carbon dioxide toxicity ho Sp Carbon monoxide toxicity 3 Formula Work a Best mix computations b Maximum operating depth MOD of mixture computations 4 Equipment Considerations a Less than 40 percent oxygen content b More than 40 percent oxygen content Part 2 TDI Diver Standards docx Page 22 of 206 TDI Instructor Manual Diver Standards Date 01 01 2015 Version 15 0 5 Dive Tables a Equivalent air depth with any table b Computer generated tables 6 Dive Computers a Mix adjustable b Oxygen O integrated 7 Dive Planning a Operation planning i Gas requirements ii Ox
46. gas computer and 1 bottom timer and depth gauge Bailout gas supply in a minimum of 2 separate off board oxygen clean cylinders calculated at 45 30 litres 1 06 cubic feet per minute usage to cover stress situations Two open circuit regulators and gauges fitted to the configuration Mask fins and a suitable line cutting device Slate and pencil Reel with a minimum of 100 metres 330 feet of line Reel with a minimum of 50 metres 165 feet of line Two lift bags delayed surface marker buoys DSMB s with a minimum of 12 kg 25 Ibs lift Exposure suit adequate for the open water environment where training will be conducted Access to an oxygen analyzer Access to a helium analyzer Adequate weight Required Subject Areas The TDI Diving Rebreathers Student Manual is required for use as a review recap document The instructor may use any additional text or materials they feel will represent the topic in an educational manner The following topics must be covered during the course 1 Gas Physiology a Oxygen O2 toxicity Hypoxia Nitrogen absorption Helium absorption HPNS Carbon dioxide CO2 toxicity Gas consumption Sp mean o Gas mixing Part 2 TDI Diver Standards docx Page 162 of 206 TDI Instructor Manual Diver Standards Date 01 01 2015 Version 15 0 Formula Work a Oxygen O2 metabolizing calculations b Manually controlled closed circuit rebreathers c Equivalent narcosis depth theory d C
47. gas mixtures to be used Si Zi Syr an Ve ks Demonstrate adequate pre dive planning a Limits based on personal and team gas consumption b Limits based on oxygen exposures at planned depths for actual mixes Part 2 TDI Diver Standards docx Page 48 of 206 TDI Instructor Manual Diver Standards Date 01 01 2015 Version 15 0 c Limits based on nitrogen absorption at planned depths for actual mixes Pre dive Drills l 2 Use START before every dive Stress analysis and mitigation START is S drill OOA drill and Bubble Check Team buddy equipment checks Air gas matching Route entry exit and planned path underwater Tables depth duration waypoints and schedule In water Drills ell ee et Ser Demonstrate specialized propulsion techniques for an overhead environment Deploy guideline with attention to immediate environment and conditions Demonstrate lost line and lost buddy drills Follow guideline eyes open and eyes closed or blacked out mask Air share with team member s while exiting confined space eyes open and eyes closed or blacked out mask Remove and replace mask while in contact with guideline Demonstrate light and hand communications with team members Demonstrate touch contact with team members Simulate primary light failure and deployment of backup lights Demonstrate correct techniques for staging deco contingency gas outside wreck Demonstrate proper procedure for isolating and switchi
48. gases 13 2 Qualifications of Graduates Upon successful completion of this course graduates may engage in technical diving activities utilizing custom trimix mixtures without direct supervision provided 1 The diving activities approximate those of training 2 The area of activities approximates those of training 3 Environmental conditions approximate those of training 13 3 Who May Teach Any active TDI Advanced Trimix Instructor may teach this course 13 4 Student to Instructor Ratio Academic 1 Unlimited so long as adequate facility supplies and time are provided to ensure comprehensive and complete training of subject matter Confined Water swimming pool like conditions 1 N A Open Water ocean lake quarry spring river or estuary 1 A maximum of 4 students per instructor it is the instructor s discretion to reduce this number as conditions dictate 13 5 Student Prerequisites Minimum age 18 Minimum certification TDI Extended Range Diver or Entry Level Trimix Diver or equivalent Provide proof of a minimum 100 logged dives with 25 deeper than 30 metres 100 feet BW N ke Provide proof of prior logged experience w double cylinders and any other unfamiliar equipment such as dry suit Part 2 TDI Diver Standards docx Page 56 of 206 Date 01 01 2015 Version 15 0 TDI Instructor Manual Diver Standards 13 6 Course Structure and Duration Open Water Execution 1 Four dives with a minimum accumulated
49. in a Lost diver procedures b Lost line drill The student must perform the following S drill and skills during all dives 1 Demonstrate a Adequate pre dive planning Equipment check and equipment matching Bubble check Specialized propulsion techniques in varying types of flow Proper buoyancy control mone p Proper body posture g Proper stress analysis detection and management In water skills Ot eh Oy eer Se oe Properly deploy a guideline Properly use line markers Properly follow a guideline with eyes open and closed simulating loss of visibility Air share with a buddy with eyes open following the guideline Air share with a buddy with lights off eyes closed and use touch contact following the guideline Remove and replace mask while in contact with guideline Demonstrate light hand signals and touch contact Conservation and awareness techniques Part 2 TDI Diver Standards docx Page 104 of 206 Date 01 01 2015 Version 15 0 TDI Instructor Manual Diver Standards 9 Referencing as back up navigation 10 Demonstrate adequate anti silting techniques 11 Simulate a primary light failure and use back light to exit the mine 12 Demonstrate lost line and lost diver drills 13 Identify and avoid potential hazard entanglement and collapse points In order to complete this course students must 1 Satisfactorily complete the TDI Intro Cave Diver Course written examination this requirement may be wa
50. instructor it is the instructor s discretion to reduce this number as conditions dictate 7 5 Student Prerequisites 1 Minimum age 18 15 with parental consent 2 Minimum certification of TDI Nitrox Diver or equivalent 3 Show proof of 25 logged open water dives Part 2 TDI Diver Standards docx Page 20 of 206 Date 01 01 2015 Version 15 0 TDI Instructor Manual Diver Standards 4 If this course is taught in conjunction with the TDI Decompression Procedures course the minimum age is 18 7 6 Course Structure and Duration Open Water Execution 1 Four dives are required with a minimum accumulated bottom time of 100 minutes 2 Ifadvanced nitrox is taught in conjunction with decompression procedures only a total of 6 dives are required more may be conducted at the discretion of the instructor with a maximum depth of 45 metres 150 feet 3 If Advanced Nitrox is taught in conjunction with Intro to Tech only a total of four 4 dives are required more may be conducted at the discretion of the instructor but all dives must be conducted at depths within the diver s current level of certification and no dives should exceed 23 metres 75 feet 4 Only 2 dives from advanced wreck course may be credited towards the total dives required Course Structure 1 TDI allows instructors to structure courses according to the number of students participating and their skill level Duration 1 The minimum number of classroom and b
51. long as adequate facility supplies and time are provided to ensure comprehensive and complete training of subject matter Confined Water swimming pool like conditions 1 N A Open Water ocean lake quarry spring river or estuary 1 N A 16 5 Student Prerequisites 1 Minimum age 18 2 Provide proof of a Certification as a TDI Nitrox Gas Blender or equivalent b VIP certification through a recognized agency c Certification through a recognized manufacturing company regulator clinic d Employment through a recognized scuba related facility manufacturer distributor or proof of intent to acquire such employment VIP certification may be offered in combination with this course Part 2 TDI Diver Standards docx Page 68 of 206 TDI Instructor Manual CFD Date 01 01 2015 Diver Standards TDi Version 15 0 Not required if training as TDI Cylinder O2 Service Technician only 16 6 Course Structure and Duration Open Water Execution 1 N A Course Structure 1 TDI allows instructors to structure courses according to the number of students participating and their skill level Visual inspection procedures VIP may be combined with this course by O service technician instructors who also hold the VIP instructor rating Duration 1 The minimum number of classroom and briefing hours is 6 16 7 Administrative Requirements The following is the administrative tasks Collect the course fees from all the students Ensure that the st
52. metabolizing calculations b Fuel cells i Maintenance ii Replacement iii Manufacturing date c System electronics functionality and calibration procedures 6 Dive Tables a Constant partial pressure of oxygen PPO2 theory b Central nervous system CNS and awareness of oxygen tracking units OTU 7 Dive Computers a Mix adjustable b Constant percentage of oxygen PO c Oxygen O2 integrated Part 2 TDI Diver Standards docx Page 143 of 206 TDI Instructor Manual Diver Standards Date 01 01 2015 Version 15 0 8 Dive Planning a Operational planning b Gas requirements including bailout scenarios c Oxygen limitations d Nitrogen limitations 9 Emergency Procedures a Use of B A D D A S S Three H s problems Flooded loop Cell warnings Battery warnings op pp s Bailout gas requirements 30 11 Required Skill Performance and Graduation Requirements All standards set by both TDI and the rebreather manufacturer must be met while maximum limits of neither may be exceeded The following open water skills must be completed by the student during open water dives with the following course limits All open water dives must be between 9 metres 30 feet to 45 metres 150 feet Two dives must be deeper than 20 metres 66 feet and one dive must be deeper than 30metres 100 feet PO not to exceed manufacturer s recommendation or a working limit of 1 3 bar RYN eS All dives to be completed within CNS perc
53. must be completed in water shallow enough to stand up in Part 2 TDI Diver Standards docx Page 112 of 206 TDI Instructor Manual Diver Standards Date 01 01 2015 Version 15 0 Minimum of 30 minutes confined water training to a maximum depth of 6 metres 20 feet if proceeding to the open water portion of the program All confined water sessions must be completed during daylight hours or under conditions that simulate daylight conditions Maximum pool confined and open water dive time must be completed well within the manufacturer scrubber duration recommendation Instructors are not allowed to carry any photo or video equipment while conducting confined dives hands free systems are acceptable as long as they require zero input from the instructor during the dive Instructors must remain close enough to program attendees to lend immediate assistance throughout the entire experience 7 Rebreather should be disinfected based on the manufacturers recommendations as appropriate between users Open Water Execution An optional open water session to a maximum depth of 9 metres 30 feet may be conducted Maximum pool confined and open water dive time must be completed well within the manufacturer scrubber duration recommendation All open water sessions must be completed during daylight hours or under conditions that simulate daylight conditions Instructors are not allowed to carry any photo or video equipment while conducting open water
54. number of classroom and briefing hours is 4 2 Course must be taught over 2 days 3 If this course is combined with a cavern diver course a minimum of 3 days 8 dives and 180 bottom time minutes is required 18 7 Administrative Requirements The following is the administrative tasks Collect the course fees from all the students Ensure that the students have the required equipment Communicate the training schedule to the students Be 4 tz Have the students complete the a TDI Liability Release and Express Assumption of Risk Form b TDI Medical Statement Form Upon successful completion of the course the instructor must 1 Issue the appropriate TDI certification by submitting the TDI Diver Registration Form to TDI Headquarters or registering the students online through member s area of the TDI website 18 8 Required Equipment The following are required for this course 1 TDI Diving in Overhead Environments Manual 2 TDI Diving in Overhead Environments Instructor Guide 3 TDI Diving in Overhead Environments Instructor Resource CD Optional Other suggested reading materials 1 NACD Art of Safe Cave Diving 2 Basic Cave Diving A Blueprint for Survival 3 CDAA Cavern Sinkhole Manual 4 NSS CDS Cave Diving Manual 5 The Darkness Beckons Martyn Farr 6 Cavern Measureless to Man Part 2 TDI Diver Standards docx Page 78 of 206 TDI Instructor Manual Diver Standards Date 01 01 2015 Version 15 0 The following e
55. oxygen analyzer 12 Access to a helium analyzer 13 Adequate weight 32 9 Required Subject Areas The TDI Diving Rebreathers Student Manual is required for use as a review recap document The instructor may use any additional text or materials they feel will represent the topic in an educational manner The following topics must be covered during the course 1 Gas Physiology a Oxygen O2 toxicity b Hypoxia Part 2 TDI Diver Standards docx Page 156 of 206 TDI Instructor Manual Diver Standards Date 01 01 2015 Version 15 0 Nitrogen absorption Helium absorption HPNS Carbon dioxide CO toxicity Gas consumption mo op pp Gas mixing 2 Formula Work a Oxygen O2 metabolizing calculations b Manually controlled closed circuit rebreathers c Equivalent narcosis depth theory d Central nervous system CNS tracking e Oxygen tracking units OTU f Gas management 3 Dive Tables a Creation of custom dive tables appropriate to dive depths b Creation of lower percentage of oxygen PO gt diluent to support loop flushing and bailout at depth 4 Dive Computers a Mix adjustable b Constant partial pressure of oxygen PPO gt c Oxygen O2 integrated 5 Dive Planning a Operational planning i Gas requirements including bailout scenarios ii Decompression on a CCR iii Oxygen limitations iv Nitrogen limitations v Helium limitations 6 Equipment Maintenance a Fuel cell management i Date stamps
56. possible entanglement points 9 Location size and depth of vertical extraction shafts 10 Points that could damage divers delicate equipment such as lines dry suits etc 11 Line options 12 How to evaluate the stability of a passage 13 Existing collapse points 14 Special equipment requirements 15 Type of entry exit Land Drills 1 How to properly deploy a guideline 2 How to properly follow a guideline 3 Use of safety reel in lost diver procedures 4 Use of safety reel in lost line drill The student must perform the following S drill and skills during all dives Si Zelt sr eo E Demonstrate adequate pre dive planning Equipment check and equipment matching Bubble check Demonstrate specialized propulsion techniques in varying types of flow Demonstrate proper buoyancy control Demonstrate proper body posture Demonstrate proper stress analysis detection and management In water skills SU CON OY ee he Properly deploy a guideline Properly use directional and non directional line markers Properly follow a guideline with eyes open and closed simulating loss of visibility Air share with a buddy with eyes open following the guideline Air share with a buddy with lights off and eyes closed and use touch contact following the guideline Remove and replace mask while in contact with guideline Demonstrate light hand signals and touch contact Part 2 TDI Diver Standards docx Page 110 of 206 TDI Instructor M
57. program Advanced cave dive planning the practical execution of different types of cave systems and scenarios divers encounter are presented This cave diving course is not intended to prepare divers for evaluating all facets of cave diving The objective of this course is to expand and critique previous skills accomplished in the TDI Cavern and Introductory Cave Diving programs Emphasis is placed upon dive planning and skill perfection through actual cave penetration 19 2 Qualifications of Graduates Upon successful completion of this course graduates may engage in cave diving activities without direct supervision provided the graduates adhere to the following limits 1 Penetration is limited to the 1 3 air rule 2 40 metres 130 feet maximum depth 3 No equipment removal in cave 4 Safety and decompression stops as appropriate or necessary if trained as TDI Decompression Procedures Diver or Equivalent Maintain a continuous guideline Din Proper cave diving equipment is used 19 3 Who May Teach This course may be taught by any active TDI Cave Diving Instructor 19 4 Student to Instructor Ratio Academic 1 Unlimited so long as adequate facility supplies and time are provided to ensure comprehensive and complete training of subject matter Confined Water swimming pool like conditions 1 N A Cave Dives 1 A maximum of 3 students per instructor it is the instructor s discretion to reduce this number as conditions dictate
58. rebreather in cavern and overhead environments within the limits of light penetration in addition outline specific hazards associated with rebreather cave diving The Rebreather Cavern course is not intended to provide instruction for diving in cave environments The objective of this course is to train divers in the proper planning procedures techniques and hazards of rebreather cavern diving 38 2 Qualifications of Graduates Upon successful completion of this course graduates may engage in rebreather cavern diving activities without direct supervision provided the graduates adhere to the following limits 1 Daylight zone i e within natural light of the cavern entrance 2 Diver carries adequate bailout to safely exit from the furthest point of penetration using a minimum SAC rate of 30 litres per minute 1 cubic foot per minute OR the student s calculated elevated SAC rate to account for a CO event whichever is greater 60 linear metres 200 linear feet from the surface 30 metres 100 feet maximum depth No decompression diving Safety stops as appropriate or necessary 3 4 5 6 No restrictions no areas too small for 2 divers to pass side by side 7 8 Maintain a continuous guideline 9 Proper cavern diving equipment is used in conjunction with a TDI approved rebreather 10 No removal of life support equipment shall be permitted within the overhead environment 11 Visibility must be adequate to identify the exit from insid
59. stops at pre determined depths 19 Properly execute cleaning and maintenance of the GEM rebreather including breathing loop decontamination In order to complete this course students must Part 2 TDI Diver Standards docx Page 126 of 206 Date 01 01 2015 Version 15 0 TDI Instructor Manual Diver Standards 1 Complete all open water requirements safely and efficiently 2 Demonstrate mature sound judgment concerning dive planning and execution 3 Pass the diver final exam with 80 answered correctly and 100 remediation Part 2 TDI Diver Standards docx Page 127 of 206 TDI Instructor Manual CFD Date 01 01 2015 Diver Standards TDi Version 15 0 28 KISS GEM Sidekick Diver 28 1 Introduction This is the entry level certification course for recreational divers wishing to utilize the GEM Sidekick Semi closed Circuit Rebreather SCR in recreational diving The objective of this course is to instruct divers in the procedures benefits and hazards of semi closed circuit diving using the GEM Sidekick 28 2 Qualifications of Graduates Upon successful completion of this course graduates may engage in no decompression diving utilizing the GEM Sidekick SCR with a nitrox mix of between 32 and 40 to a maximum depth of 30 metres 100 feet with a PO not to exceed 1 4 ATA based on cylinder contents 28 3 Who May Teach 1 Any active TDI KISS GEM Sidekick Instructor may teach this course 28 4 Student to Instructor Ratio Academic
60. the TDI Mixed Gas CCR rating the student must Sir Oe eS oe Complete to the instructors satisfaction all confined and open water skill development sessions Demonstrate mature sound judgment concerning dive planning and execution Satisfactorily complete a written examination with a minimum score of 80 percent Course must be completed within 6 weeks from the starting date Complete a refresher course following a period of inactivity greater than 6 months following the course course Part 2 TDI Diver Standards docx Page 159 of 206 TDI Instructor Manual CFD Date 01 01 2015 Diver Standards TDi Version 15 0 33 Advanced Mixed Gas Closed Circuit Rebreather Diver Unit Specific 33 1 Introduction This is the highest level certification course for divers wishing to utilize the unit specific closed circuit rebreather CCR for advanced mixed gas diving The objective of the course is to train divers in the benefits hazards and proper procedures for advanced mixed gas diving on a CCR and to develop advanced CCR diving skills appropriate to technical diving to a maximum depth of 100 metres 330 feet 33 2 Qualifications of Graduates Upon successful completion of this course graduates may engage in technical diving activities utilizing the unit specific CCR to a maximum depth of 100 metres 330 feet utilizing any mixed gas diluent appropriate to the dive plan 33 3 Who May Teach An active TDI Instructor with a TDI unit specific adv
61. the proper navigational techniques for the specific dive 11 On 2 of the dives demonstrate an ascent with ascent reel and lift bag and perform staged decompression Part 2 TDI Diver Standards docx Page 54 of 206 TDI Instructor Manual Diver Standards Date 01 01 2015 Version 15 0 12 Demonstrate the proper procedures for switching and isolating a malfunctioning primary regulator This exercise should not be practiced deeper than 40 metres 130 feet 13 Demonstrate buoyancy control ability to hover at fixed position in water column without moving hands or feet In order to complete this course students must 1 Satisfactorily complete the TDI Trimix Course written examination 2 Complete all open water requirements safely and efficiently 3 Demonstrate mature sound judgment concerning dive planning and execution Part 2 TDI Diver Standards docx Page 55 of 206 Date 01 01 2015 Version 15 0 TDI Instructor Manual Diver Standards 13 Advanced Trimix Diver 13 1 Introduction The TDI Advanced Trimix course provides the training required to competently and safely utilize breathing gases containing helium for dives that require staged decompression utilizing nitrox and or oxygen O2 mixtures during decompression to a maximum depth of 100 metres 330 feet The objective of this course is to train divers in the benefits hazards and proper procedures of utilizing custom oxygen helium nitrogen mixtures as breathing
62. the students complete the a TDI Liability Release and Express Assumption of Risk Form b TDI Medical Statement Form c Other Manufacturer forms as required by the manufacturer Upon successful completion of the course the instructor must 1 Issue the appropriate certification by submitting the Diver Registration Form to TDI or registering the students online through the TDI member s area of the website 37 8 Training Material Required Material 1 TDI Diving Rebreathers Student Manual 2 Hollis Explorer user s manual Optional Material TDI plastic EAD and PO tables TDI Diving Rebreathers PowerPoint Presentation Nitrox and rebreather equations software RYN Other manufacturer support materials Part 2 TDI Diver Standards docx Page 185 of 206 TDI Instructor Manual Diver Standards Date 01 01 2015 Version 15 0 37 9 Required Equipment The following equipment is required for each student A complete Explorer rebreather Printed checklists from the owner s manual Access to oxygen analyzer instructor may supply Appropriate CO2 absorbent for the dives to be conducted Underwater slate Toolkit with appropriate spares instructor may supply Disinfectant instructor may supply One line cutting device Mask and fins Exposure suit appropriate for the open water environment CHNAAWRYWN SE eS Le Weight weight system N Appropriately sized gas cylinder with mix appropriate for the dept
63. water skills must be completed by the student during open water dives 1 Skills review from previous TDI skills requirements Part 2 TDI Diver Standards docx Page 42 of 206 TDI Instructor Manual Diver Standards Date 01 01 2015 Version 15 0 Land Drills 1 Selection and preparation of equipment suitable for soft overhead environment 2 Conduct team oriented drills buddy checks for lift bag deployment 3 Conduct team oriented drills buddy checks for gas switching procedures 4 Gas matching among buddy team 5 Demonstrate familiarity with basic hand signals 6 Demonstrate adequate pre dive planning a Limits based on personal and team gas consumption b Exact dive and decompression profile Pre dive Drills l H Use START before every dive Stress analysis and mitigation In water Drills 1 gt ON Lo Demonstrate buoyancy control ability to hover at fixed position in water column without moving hands or feet Show good awareness of buddy and other team members through communications proximity and team oriented dive practices Demonstrate comfort swimming on surface and at depth carrying single decompression stage bottle Demonstrate ability to drop and retrieve single decompression cylinder while maintaining position in the water column Demonstrate ability to deploy a lift bag solo and as member of team Demonstrate controlled staged ascent on lift bag emergency ascent line lost ascent line
64. 1 of the dives tow a simulated unconscious diver while at depth 9 metres 30 feet to ascent line and simulate an emergency rescue ascent technique In order to complete this course students must 1 Satisfactorily complete the TDI Extended Range Course written examination 2 Complete all open water requirements safely and efficiently 3 Demonstrate mature and sound judgment concerning dive planning and execution Part 2 TDI Diver Standards docx Page 37 of 206 Date 01 01 2015 Version 15 0 TDI Instructor Manual Diver Standards 10 Helitrox Diver 10 1 Introduction The Helitrox course examines the theory methods and procedures for planned stage decompression diving utilizing Helium in the breathing mixture This program is designed as a stand alone course or it may be taught in conjunction with TDI Advanced Nitrox at the discretion of the instructor The objective of this course is to train divers how to plan and conduct a standard staged decompression dive not exceeding a maximum depth of 45 metres 150 feet The most common equipment requirements gear set up and decompression techniques are presented Students are permitted to utilize Enriched Air Nitrox and Helium mixes with no greater than 20 He content and up to 100 oxygen for decompression diving provided the gas mix is within their current certification level Breathing gas mixtures containing more than 20 Helium or less than 21 oxygen are not permitted 1 10
65. 2 Date 01 01 2015 Version 15 0 Demonstrate ability to drop and retrieve single decompression cylinder while maintaining position in the water column Demonstrate ability to deploy a lift bag solo and as member of team Demonstrate controlled staged ascent on lift bag emergency ascent line lost ascent line Remove and replace mask deploy backup mask Demonstrate appropriate reaction to gas hemorrhage from manifold or first stage SPG and primary regulator React to BCD inflator malfunction disconnect LP hose dump gas and orally inflate BCD Wing to neutral buoyancy Demonstrate ability to confirm gas switch es at depth with buddy team members Buddy breathing decompression gas for at least 1 minute Switch to back up mask remove and replace mask Demonstrate appropriate reaction to simulated free flowing decompression regulator Demonstrate appropriate modifications to deco schedule in decompression emergency over time over depth to be simulated Demonstrate tired diver tow at depth and on surface 30 metres 100 feet lateral each Complete a horizontal breath hold swim at depth for 15 metres 45 feet Properly execute the planned dive within all pre determined limits a Assembly of diver carried equipment b Proper descent ascent rates c Proper staged stop procedures d Monitoring of decompression status equipment tables computers equipment Contingency situations and problem solving as ap
66. 2 Part 2 TDI Diver Standards docx Page 62 of 206 TDI Instructor Manual CFD Date 01 01 2015 Diver Standards TDi Version 15 0 14 7 Administrative Requirements The following is the administrative tasks Collect the course fees from all the students Ensure that the students have the required equipment Communicate the training schedule to the students SE E Have the students complete the a TDI Liability Release and Express Assumption of Risk Form b TDI Medical Statement Form Upon successful completion of the course the instructor must 1 Issue the appropriate TDI certification by submitting the TDI Diver Registration Form to TDI Headquarters or registering the students online through member s area of the TDI website 14 8 Required Equipment The following are required for this course 1 TDI Nitrox Gas Blending Manual 2 TDI Nitrox Gas Blending PowerPoint Presentation 3 Oxygen O analyzer instructor may provide 14 9 Required Subject Areas The TDI Nitrox Gas Blending Manual is mandatory for use during this course but instructors may use any additional text or materials that they feel help present these topics 1 The Responsibility of the Gas Blender 2 Gases of Diving a Air b Oxygen O2 c Nitrogen 3 Oxygen Handling a Oxygen O2 hazards b Causes and prevention of oxygen O2 fire c Oxygen system design d Local regulations for gas blending and handling 4 Gas Production Equipment a Compressors b Cy
67. 28 8 Training Material Required material 1 KISS GEM Sidekick owner s manual 2 TDI KISS GEM PowerPoint Slides 3 TDI KISS GEM Sidekick PowerPoint Slides Part 2 TDI Diver Standards docx Page 129 of 206 TDI Instructor Manual Diver Standards Date 01 01 2015 Version 15 0 Optional Material 1 TDI plastic EAD and PO tables 28 9 Required Equipment The following equipment is required for each student A complete GEM Sidekick SCR Printed checklists from the GEM Sidekick owner s manual GEM Sidekick SCR owner s manual A minimum of 1 integrated PO monitoring for each GEM Sidekick Access to oxygen analyzer instructor may supply Adequate CO absorbent ExtendAir cartridge or equivalent for the dives to be conducted Underwater slate Depth gauge and automatic bottom timer AND OR nitrox dive computer Mask and fins Exposure suit appropriate for the open water environment SOE Go Sl ON us ee ee e Appropriate weight 12 Tool kit with appropriate spares instructor may supply 13 Disinfectant instructor may supply 14 One line cutting device 28 10 Required Subject Areas The KISS GEM Sidekick Owner s Manual and KISS GEM Sidekick PowerPoint Slides are mandatory for use during this course but instructors may use any additional text or materials that they feel help present these topics The following topics must be covered during this course 1 History and Evolution of Rebreathers 2 Comparison
68. 3 2 Qualifications of Graduates Upon successful completion of this course graduates may engage in single guideline Mine diving activities without direct supervision provided the graduates adhere to the following limits 1 Penetration is limited to 1 3 of a single diving cylinder or 1 6th if using double cylinders 40 metres 130 feet maximum depth No decompression diving Maintain a continuous guideline Proper mine diving equipment is used Si oe Si 3 Upon successful completion of this course graduates are qualified to enroll in a TDI Mine Diver Level II course 23 3 Who May Teach Any active TDI Mine Diving Instructor specifically authorized by the HQ Training Department Minimum criteria to be considered for authorization are TDI Full Cave Instructor with a verifiable minimum of 30 mine dives 23 4 Student to Instructor Ratio Academic 1 Unlimited so long as adequate facility supplies and time are provided to ensure comprehensive and complete training of subject matter Confined Water swimming pool like conditions 1 N A Mine Dives 1 A maximum of 3 students per active TDI Instructor are allowed 2 The ratio should be reduced as required due to environmental or operational constraints Part 2 TDI Diver Standards docx Page 100 of 206 Date 01 01 2015 Version 15 0 TDI Instructor Manual Diver Standards TDi 23 5 Student Prerequisites 1 Minimum age 18 2 Certified TDI Cavern Diver or equivalent 23 6 Cour
69. 3 days 2 A minimum of 2 hours must be spent on equipment overview and maintenance Crossovers 1 For divers that have already received training on a KISS GEM with dive experience on the GEM within the past 3 months must meet all GEM Sidekick standards with the exception of the following a A minimum of 3 hours is required for briefing This includes going through the PowerPoint specific for the Sidekick as well as equipment preparation b Minimum of 2 open water dives for a minimum accumulated bottom time of 80 minutes 2 For divers that have already received training on a TDI approved SCR with dive experience on that SCR within the past 3 months must meet all GEM Sidekick standards with the exception of the following a Minimum of 3 open water dives for a minimum accumulated bottom time of 120 minutes The 60 minutes of confined water time is still required 28 7 Administrative Requirements Administrative Tasks Collect the course fees from all the students Ensure that the students have the required equipment Communicate the schedule to the students zs Ze ae E Have the students complete the a TDI Liability Release and Express Assumption of Risk Form b TDI Medical Statement form Upon successful completion of the course the instructor must 1 Issue the appropriate TDI certification by submitting the TDI Diver Registration Form to TDI Headquarters or registering the students online through member s area of the TDI website
70. 4 27 11 Required Skill Performance and Graduation Requirements sssssseeseenrrensseerrnrnenssnesreene 125 28 KISS GEM Sidekick Divel cccccsesseeeeeeeeeeeeeeeeeeseeeseeeeeeeeseeeseneesssaeens 128 28 1 deele He de EN 128 28 2 Qualifications of Graduate A 128 28 3 Who May Teach EEEEEAESSEEEEEEEERES EEEE EEEEEEEE REESE EE EEEE ESEE EEE 128 28 4 Student to Instructor Ratio ccccecececcecce cece ee eeeeeeaeeeeeeeeeeeceaeaeceeeeeseseceasaeeeeeeesessesiaeeeeees 128 28 5 Student Prerequisites ccccccccceceeeeeeeeneeceeeeeeeeeceecaeceeeeeeeseaaaaaeceeeeeeeseccaeaeeeeeeesessesencaneeeees 128 28 6 Course Structure and Duration ccccccccccceeeeeeeeceeceeeeeeesecacaeceeeeeeeseaaaeaeeeeeeesetensiaeeeeees 128 Part 2 TDI Diver Standards docx Index vii of xx TDI Instructor Manual CFD Date 01 01 2015 Diver Standards TDi Version 15 0 28 7 Administrative Requirements ssssesssesrtenstettttrtenstttt ttrt renea ttrt EE EEEn aret EEEE Ennen Ent En nanena 129 28 8 Training Material sccisceseccacveicetanesstccentesaeene contig ria EEE EEEE EEEE EEEE 129 28 9 Required Eouipment rtrt EEEAAAESSEEEEEEAEEOAEEE EE EEERES AEE EE EEEE nn neet 130 28 10 Required Subject Areas ccc eeeteee eee tieee erties erties ee tieeeeeeteeeeeeieeeeetiieeeeseeeeeeees 130 28 11 Required Skill Performance and Graduation Requirements ssssesesensseesrrerrenrseesrre ne 132 29 Air Diluent Closed Circuit Reb
71. 5 0 Demonstrate buoyancy control ability to hover at fixed position in water column without moving hands or feet Properly execute a recovery from a system failure and conclude the dive and decompression on open circuit gases carried Properly execute a recovery from system failure and conclude the dive and decompression with the unit in manual mode Gas shutdowns and loss of gas correct choice and switching to off board gases Broken hoses catastrophic failure scenarios Flooded absorbent canister Cell errors SCR drill minimum of 10 minutes Oxygen rebreather mode in depths less than 6 metres 20 feet Stop at 3 to 6 metres 10 to 20 feet on descent for leak bubble check Demonstrate competence managing 2 bailout cylinders including drop and recovery while maintaining position in the water column Deployment of a lift bag delayed surface marker buoy DSMB at depth and mid water Simulate failed lift bag DSMB deployment On 2 of the dives demonstrate an ascent with ascent reel and lift bag and perform staged decompression Electronics systems monitoring for PPO2 levels Proper execution of the dive within all pre determined dive limits Demonstration of decompression stops at pre determined depths Demonstrate controlled ascent with toxed diver including surface tow at least 30 metres 100 feet with equipment removal on surface in water too deep to stand in In order to complete the course and achieve
72. 6 TDI Instructor Manual Diver Standards Date 01 01 2015 Version 15 0 4 DPV Diver 4 1 Introduction The purpose of the TDI Diver Propulsion Vehicle DPV course is to familiarize divers with the skills knowledge planning organization procedures techniques problems and hazards of using DPVS Upon completing the TDI Diver Propulsion Vehicle Specialty training the student should be able to demonstrate comprehension of the practical knowledge necessary for DPV diving properly plan and safely conduct DPV dives and implement techniques and procedures to manage and minimize DPV diving hazards 4 2 Qualifications of Graduates Upon successful completion of this course graduates may engage in DPV diving activities without direct supervision so long as the following limits are adhered to 1 Safety and decompression stops as appropriate or necessary 2 Planned dives do not exceed diver s current certification level 4 3 Who May Teach 3 An active TDI DPV Instructor 4 4 Student to Instructor Ratio Academic 1 Unlimited so long as adequate facility supplies and time are provided to insure comprehensive and complete training of subject matter Confined Water swimming pool like conditions 1 NA Open Water ocean lake quarry spring river or estuary 1 A maximum of 3 students per instructor it is the instructor s discretion to reduce this number as conditions dictate 4 5 Student Prerequisites 1 Minimum
73. Ater tEEnnnAS an nEEn Ennen EEEE 26 8 8 Training EE 26 8 9 Required Equipment ER 27 8 10 Required TTT 27 8 11 Required Skill Performance and Graduation Requirements ssessssnsesssenrrensererrnnrnnerrerrrnnn 29 Extended Range Dette a aa aa anes 32 9 1 ite ierd le 32 9 2 Qualifications Of Graduates ttrt testtir tnne EErEE EEAESEE EEEE EEENES EEEE EEEEEE ESEE EEEE Ennen 32 9 3 WhO May Re EE 32 9 4 Student to Instructor Hanoi 32 Part 2 TDI Diver Standards docx Index ii of xx TDI Instructor Manual CFD Date 01 01 2015 Diver Standards TDi Version 15 0 9 5 Student Prerequisites cecccsccccccceeeeeeeeceecaeceeeeeeececaeaeeeeeeeeesecaaeaeeeeeeesesenacaeeeeeeeseseesiaeeeeeess 32 9 6 Course Structure and Duration 33 9 7 Administrative Requirements sssesseseenrrereteesttttttn nnter ttrt rnnr At rE EE EAAS EEEE EEEE EEES nE EEEE EEEn nnne nee 33 9 8 Traning dE 33 9 9 Required Equipment ccccccccceeeeeeeecencceceeeeeeeeeceaeeeeeeeeesecccaaeceeeeeeeseccacaeeeeeeeeesecsaaeeeeeeeeeteee 33 9 10 Required Subject Areas 00 0 ter ine eee nee etnies erties erties ee eieeeeeneeeeenneeeerea 34 9 11 Required Skill Performance and Graduation Requirements ssssnenseseerinrrenseerrennnenssrerr nnn 36 10 Helitrox e 38 10 1 Introducton AESEE EEE EEEAESEEEEEEEEEAESEEEEEEEE EEES AEEEEEEEEE ESSEE EEEE Ennn 38 10 2 Qualifications of Graduates neeese ettt ttrt tt eecacaeeeeeeeeeseceaeaeeeeeeesesenaeaeeeeeees
74. Checklist 8 TDI CCR Preflight Checklist INDY YN SE Other suggested reading materials NACD Art of Safe Cave Diving Basic Cave Diving A Blueprint for Survival CDAA Cavern Sinkhole Manual NSS CDS Cave Diving Manual The Darkness Beckons Martyn Farr Ge eS E Cavern Measureless to Man The following equipment is required for each student A complete TDI approved Rebreather Minimum of 1 rebreather enabled computer or PO monitoring device Off board bailout cylinder s volume appropriate for planned dive ron Bailout regulator s equipped with pressure gauge and low pressure off board quick connect gas supply hose Buoyancy compensator device BCD with power inflator Exposure suit adequate for diving environment Access to an oxygen analyzer instructor may supply Mask and fins Minimum of 2 cutting devices Wm 2 E H 10 Slate and pencil 11 Three battery powered lights 1 primary and 2 back ups each with a with burn time suitable for the planned dive time 12 Safety reel with a minimum of 37 metres 125 feet of guideline 13 One primary cave diving reel with length appropriate for intended dive 14 Computer watch or bottom timer and depth gauge 15 Slate or wet notes with a pencil 16 Submersible dive tables or backup dive computer 17 Three directional line arrows Instructor must use full cave diving equipment during all water exercises Part 2 TDI Diver Standards docx Page 197 of 206 TDI I
75. D Dive Tables a Inspired oxygen O2 table b Equivalent air depth Dive Computers a Mix adjustable b Oxygen O2 integrated c PO monitoring devices Problem Solving a Canister flooding Mouthpiece loss Scrubber exhaustion Battery or sensor loss Breathing bag rupture moan S Open circuit bailout system i Onboard gas ii Off board gas g Hyperoxia scenario h Hypoxia scenario i Hypercapnia scenario j Post problem maintenance of equipment 10 Dive Planning a Operational planning i Gas requirements ii Oxygen limitations iii Nitrogen limitations 26 11 Required Skill Performance and Graduation Requirements The dive depth shall not exceed 1 6 ATM PO The following skills must be completed by the student during open water dives Lk H Properly analyze gas mixture Perform all pre dive checks positive negative flow rate by pass regulator operation relief valve pressure a minimum of 6 times Demonstrate a leak check and repair scenario Demonstration of integrity of exhale counter lung for Submatix ST100 Properly packing a scrubber canister a minimum of 2 times if using the ExtendAir cartridge one packing must be with granular material Properly execute set up and breakdown a minimum of 6 times for Azimuth or 4 times for Draeger and Submatix ST100 rebreathers Demonstrate adequate pre dive planning Part 2 TDI Diver Standards docx Page 120 of 206 TDI Instructor Manual Diver Standards
76. Diver Standards docx Date 01 01 2015 Version 15 0 Page 59 of 206 Date 01 01 2015 Version 15 0 TDI Instructor Manual Diver Standards a Bottom travel and decompression gas i Normal operations ii Failure loss or inadequate emergency procedures iii Analysis and logging 13 11 Required Skill Performance and Graduation Requirements The following open water skills must be completed by the student during open water dives It is recommended that all dives be conducted between 55 metres 180 feet and 100 metres 330 feet 1 Skills review from previous TDI skills requirements including all skills from entry level mix or extended range Land Drills 1 Demonstrate familiarity with basic and intermediate hand signals 2 Selection and preparation of equipment suitable for soft overhead environment with long decompression obligations 3 Conduct team oriented drills for lift bag deployment and gas switching procedure 4 Drills for buddy rescue 5 Properly analyze all gas mixtures to be used Pre dive Drills Use START before every dive Stress analysis and mitigation Gas matching among buddy team RW N e Demonstrate adequate pre dive planning a Limits based on personal and team gas consumption b Limits based on oxygen exposures at planned depths for actual mixes c Limits based on inert gas absorption at planned depths with actual mixes START is S drill OOA drill and Bubble Check Team buddy equipment chec
77. ErEE EEEE ESAE EEEE Ennen E EEEE 57 13 8 Training dE 57 13 9 Required Equipment ccccccceceeeeeeeeceecceeeeeeeeeeeeaeeeeeeeeesecaaaeceeeeeeesecceeaeeeeeeesesecsacaeeeeeeeeeteees 57 1910 Required Subject Anas iii cesta eedtvncadncesianias eicdien O OT E O E 58 13 11 Required Skill Performance and Graduation Requirements ssssssssesrrenseerrrnrrnnsererrrnrnenne 60 14 Nitrox Gas E GN sninn eee 62 14 1 ie lee E 62 14 2 Qualifications Of Graduates cece eeeececeeaeeeeeeeeeseceaeaeeeeeeesecenaeaeeeeeeesessenuaeeeeeess 62 14 3 WhO May Teach A E O E E 62 14 4 Student to Instructor Hanoi 62 14 5 Student Ee UE ss i c 5i cecccassavcccssaceacuseanadscehoeccnccunaanecannaneadesdescscaseaduacquvepencasaaaenuaeaendacesnacetes 62 14 6 Course Structure and Duration ccceceesecceceeeeeeeeeeeencaeeeeeeeeeceneaeaeceeeeesesenaeaeeeeeeesetennuaeeeeees 62 14 7 Administrative Requirements n sseesseessesrretsreesttttnttnsttsttttn tans ttetttrn EEAS Ater EEEnAAnSnE E nEEn Ennen ennn 63 14 8 Reguired EQUIPMENT iiaii inidan eaa iaia aeaaea aa RA EEEE RE aia iaria 63 14 9 Required Subject Aneas uge BeeEREde a aeeaceseeeadteteee aietapeliadd SCENE REESEN EE 63 14 10 Required Skill Performance and Graduation Requirements sssssssssrrenseesrtrnrrnnsererrrnrnenn 64 15 Advanced Gas EN E 65 15 1 iere Uerde EE 65 15 2 Qualifications Of Graduates ttrt ttrt rttr nenet EEE EAE SEE EEEE EEEEES EEEE EEEEEE ESEE EEEE En nnen 65
78. I website 15 8 Training Material Required material 1 TDI Advanced Gas Blender Manual 15 9 Required Equipment The following are required for this course 1 Access to a helium analyzer 15 10 Required Subject Areas The TDI Advanced Gas Blender Manual is mandatory for use during this course but instructors may use any additional text or materials that they feel help present these topics The following topics must be covered during this course 1 The Responsibility of the Gas Blender 2 Gases of Diving a Oxygen O2 b Nitrogen c Helium d Other gases 3 Oxygen O2 Handling a Oxygen O2 hazards b Causes and prevention of oxygen O2 fire c Oxygen system design d Local regulations for gas blending and handling e Oxygen compatible systems components 4 Gas Production Equipment a Compressors Part 2 TDI Diver Standards docx Page 66 of 206 Date 01 01 2015 Version 15 0 TDI Instructor Manual Diver Standards b Cylinders c Filtration systems d Gauges 5 Mixing Techniques General considerations Continuous blending systems Membrane separation systems Pre mix systems 0 aoe P Partial pressure blending i Mathematics of partial pressure ii Mixing by weight optional 6 Oxygen O7 Analysis a Procedures b Oxygen O2 analyzers 7 Cylinder Handling and Sign Out 15 11 Required Skill Performance and Graduation Requirements In order to complete this course students must 1 Candidates must success
79. Packing in accordance with manufacturer s recommendation a Gas consumption Electronic or Manual Systems Design and Maintenance a Oxygen O2 metabolizing calculations b Fuel cells c System electronics functionality and calibration procedures Dive Tables a Constant partial pressure of oxygen PPO theory b Central nervous system CNS and awareness of oxygen tracking units OTU tracking Dive Computers a Mix adjustable b Constant PO c Oxygen O2 integrated Dive Planning a Operational planning b Gas requirements including bailout scenarios c Oxygen limitations d Nitrogen limitations 10 Emergency Procedures a Use of B A D D A S S b Three H s problems c Flooded loop d Cell warnings e Battery warnings 29 11 Required Skill Performance and Graduation Requirements All standards set by both TDI and the rebreather manufacturer must be met while maximum limits of neither may be exceeded The following open water skills must be completed by the student during open water dives with the following course limits BW N ra All open water dives must be between 9 metres 30 feet and 30 metres 100 feet Two dives must be deeper than 20 metres 60 feet and one dive must be deeper than 27 metres 90 feet PO not to exceed manufacturer recommendation or a working limit of 1 3 bar All dives to be completed within CNS percentage limits with a recommend maximum of 80 percent of the total PO CNS limit Safety stops t
80. Performance and Graduation HReguirements 95 21 11 Instructor Requirement ccccececsecceeeceeeeeeeeceecaeeeeeeececeaaaeaeeeeeeeseceaaaeeeeeeeeeseceecaeeeeeeeeeseeeeaeees 95 22 Stage Gave DIVER sce 96 22 1 iere ie de E 96 22 2 Qualifications of Graduates cece ceceaeaeeeeeeeeedaaeaeeeeeeesesceaeaeeeeeeesesecciaeeeeees 96 22 3 Who May KT E 96 22 4 Student to Instructor Hanoi 96 22 5 Student PrerequiSitOS E 96 22 6 Course Structure and Duration 0 cecccceccecee cece eeeeeeaeeeceeeeeeedecaaeeeceeeeesesneaeeeeeeeeesesennanaeeeeeess 97 22 7 Administrative Requirements sssssssesenrtersteettt tirrr rnrn ttt EEEn ENEE EEEE EEEAESAEEEEEEEEAES EEEE EEEE EEEn nenen 97 22 8 Reguired EQUIPMENT ssion aia aeaa a aA a aai iaaa iai 97 22 9 Required Subject Areas Sue np hecce pened EC eEEuEESEdEEE PE ARNAN EE RANA PERENE TENERENT EENS EC 98 22 10 Required Skill Performance And Graduation Requirements ccccceeeeeeeeceeeeeeeeeeeeeneaeees 98 22 11 Instructor Requirements ccceceeeeccececeeeeeeeecaecaeeeeeeeseceaaeaeeeeeeeseceaaaeceeeeeseseceeceeeeeeeeeseeseaeess 99 23 Mine Diver Level EE 100 23 1 iere ier de EE 100 23 2 Qualifications Of Graduates nn tsntttttnnnaea ennn nnnn nennen nnan nnne 100 23 3 Who May Tea Ciian a E A E TEE EE TE O E E aastsead ages 100 23 4 Student to Instructor Hanoi 100 23 5 Student Ee UE 101 23 6 Course Structure and Duration 0 cececcececceceeeeeeseceeaeceeeeeeeseceacae
81. Planning Operational planning Oxygen limitations ao FS Nitrogen limitations e PSCR and FO2 drop 10 Problem Solving a Unit flooding Mouthpiece loss Scrubber exhaustion Battery or sensor failure Resource alarms Open circuit bailout Hyperoxia scenario Sp mo ae p Hypoxia scenario Co Hypercapnia scenario oo Gas requirements including bailout scenarios Post problem maintenance of equipment Date 01 01 2015 Version 15 0 37 11 Required Skill Performance and Graduation Requirements The dive depth shall not exceed 1 4 ATM PO The following skills must be completed by the student during open water dives Part 2 TDI Diver Standards docx Page 187 of 206 TDI Instructor Manual Diver Standards Date 01 01 2015 Version 15 0 1 dry setup and breakdown during lecture Properly analyze gas mixture Perform all pre dive checks a minimum of 4 times Complete pre dive checklist Demonstrate a leak check and repair scenario Properly packing a scrubber canister a minimum of 2 times Properly execute set up and breakdown a minimum of 2 times SY or TEE Demonstrate adequate pre dive planning a Limits based on system performance b Limits based upon oxygen exposures at planned depth with mix c Limits based upon nitrogen absorption at planned depth with mix 9 Properly execute the planned dives within all pre determined limits 10 Properly execute a recovery from a system failure and switch to bail ou
82. SPG and primary regulator 5 Demonstrate appropriate reaction to simulated free flowing deco regulator 6 Buddy breathing deco gas for at least 1 minute 7 Oxygen rebreather mode at less than 6 metres 20 foot stop Part 2 TDI Diver Standards docx Page 145 of 206 Date 01 01 2015 Version 15 0 TDI Instructor Manual Diver Standards 8 Complete 1 bailout scenario at depth to include decompression obligation on open circuit In order to complete the course and achieve the TDI Air Diluent Decompression Procedures CCR rating the student must Satisfactorily complete the written examination with a minimum score of 80 percent and 100 remediation Complete to the instructor s satisfaction all confined and open water skill development sessions Demonstrate mature sound judgment concerning dive planning and execution Ss H ed 7 Course must be completed within 6 weeks from the starting date 5 Complete a refresher course following a period of inactivity greater than 6 months following the course Recommended Additional Reading and Support Material Richard Pyle A Learners Guide to Closed Circuit Rebreather Operations Kenneth Donald Oxygen amp The Diver John Lamb Oxygen Measurement for Divers Barsky Thurlow amp Ward The Simple Guide to Rebreather Diving Bob Cole Rebreather Diving Jeffrey Bozanic Mastering Rebreathers Oye ees AE Part 2 TDI Diver Standards docx Page 146 of 206 Date 01 01 2015 Version 15 0 TDI Inst
83. TDI Instructor Manual Diver Standards Copyright 1994 By Technical Diving International TDI Copyright 1994 by Technical Diving International TDI All rights reserved Printed in the United States of America Except as permitted under the Copyright Act of 1976 no part of this publication may be reproduced or distributed in any form or by any means or stored in a database or retrieval system without the prior written permission of the publisher Technical Diving International 1045 NE Industrial Blvd Jensen Beach FL 34957 Toll Free 888 778 9073 Fax 877 436 7096 Web site www tdisdi com E mail worldhq tdisdi com Business hours Monday Friday 8 00 AM to 6 00 PM US Eastern time TDI Instructor Manual CED Date 01 01 2015 Diver Standards TDi Version 15 0 Table of Contents Course Overview Mattrix cccccsccsecceccceececeeeeceseeseeueeuseueecueeeeeeuseuseueeeueeeeeeues xiv HIR xiv Rebreather Training CounseS i c isisccis ete ices elects ela EEEREN AAN EEEE EAEE XX General Course Standards c ccscccsscseeccseeneseccsecneeeeuseeuseeuaeeesseeseeeasseaeees 1 AGMINIStHALIVG EE 1 PRC ee EE 1 RUN EE 1 Confined Water Trag MEET 1 Open Water Training oessccsicnnercineeiinioii E lanes EE DER EEEE OR 2 Conducting Courses Using Closed Circuit Rebreather CH 2 Intro to TOC EEN 3 INtHODUCUOM 2 01 Seeks cet el ee Rt le eR a ec ei eee eh ea 3 Qualifications Of Graduate Seicis ee cece ceeeeeeeseeeeeeee
84. TDI Trimix course provides the training required to competently and safely utilize breathing gases containing helium for dives that require staged decompression utilizing nitrox and or oxygen mixtures during decompression to a maximum depth of 60 metres 200 feet The objective of this course is to train divers in the benefits hazards and proper procedures of utilizing custom oxygen helium nitrogen mixtures as breathing gases Gas mixes are not to have any less than 18 percent oxygen O2 12 2 Qualifications of Graduates Upon successful completion of this course graduates may engage in technical diving activities utilizing custom trimix mixtures without direct supervision provided 1 The diving activities approximate those of training 2 The areas of activities approximate those of training 3 Environmental conditions approximate those of training 4 Oxygen O2 percentages are 18 percent or higher 12 3 Who May Teach Any active TDI Trimix Instructor may teach this course 12 4 Student to Instructor Ratio Academic 1 Unlimited so long as adequate facility supplies and time are provided to ensure comprehensive and complete training of subject matter Confined Water swimming pool like conditions 1 N A Open Water ocean lake quarry spring river or estuary 1 A maximum of 4 students per instructor it is the instructor s discretion to reduce this number as conditions dictate 12 5 Student Prerequisites 1 Minimum a
85. age 18 15 with parental consent 2 Certified as an SDI Open Water Scuba Diver or equivalent 3 Provide proof of at least 25 logged dives 4 6 Course Structure and Duration Open Water Execution 1 Students must complete 2 DPV dives with a minimum accumulated bottom time of 60 minutes Part 2 TDI Diver Standards docx Page 8 of 206 TDI Instructor Manual Diver Standards Date 01 01 2015 Version 15 0 2 Dives must not exceed 40 metres 130 feet Course Structure 1 TDI allows instructors to structure courses according to the number of students participating and their skill level Duration 1 The minimum number of classroom and briefing hours is 4 4 7 Administrative Requirements Administrative Tasks 1 Collect the course fees from all the students 2 Ensure that the students have the required equipment 3 Communicate the schedule to the students 4 Have the students complete the a TDI Liability Release and Express Assumption of Risk Form b TDI Medical Statement Form Upon successful completion of the course the instructor must 1 Issue the appropriate TDI certification by submitting the TDI Diver Registration Form to TDI Headquarters or registering the students online through member s area of the TDI website 4 8 Required Equipment The following material is required 1 NA The following equipment is required for each student Cylinder s volume appropriate for planned dive student gas consumption First and
86. al Diver Standards TDi Date 01 01 2015 Version 15 0 10 Equipment appropriate for the training site 11 Confined water training sites other than pools must be approved by TDI Headquarters 2 5 Open Water Training The instructor with the following considerations must carefully choose an open water training site 1 Body of water similar to the regional diving conditions ocean lake etc Note swimming pools are not considered an open water environment Water clarity Temperature above and below the water Weather conditions Water access Equipment adequate for the conditions Thermal protection appropriate for the conditions SE ay ON eee A complete briefing that includes a The dive site b Water conditions c Skills to be performed d Entry Exit to be used e Emergency procedures 9 A complete debriefing that includes a Performance of divers as a whole b Areas that need improvement c Environmental observations d Question and answers 2 6 Conducting Courses Using Closed Circuit Rebreather CCR The following TDI Diver level courses may be conducted using CCR subject to the requirements below Advanced Nitrox Advance Wreck Cavern Introductory Cave Full Cave Mine Diver Level 1 and 2 1 Course student s must meet all course prerequisites and be fully certified on the CCR unit being used Unless combining advanced nitrox training with CCR training 2 Course instructor s must be a TDI Instructor for
87. an lake quarry spring river or estuary 1 A maximum of 4 students per instructor it is the instructor s discretion to reduce this number as conditions dictate 9 5 Student Prerequisites 1 Minimum age 18 2 Certified as a TDI Advanced Nitrox Diver and TDI Decompression Procedures Diver or equivalents 3 Provide proof of a minimum of 100 logged dives of which 25 must be deeper than 30 metres 100 feet Part 2 TDI Diver Standards docx Page 32 of 206 TDI Instructor Manual Diver Standards Date 01 01 2015 Version 15 0 9 6 Course Structure and Duration Open Water Execution 1 Four dives with a minimum accumulated bottom time of 100 minutes 2 All dives must be deeper than 30 metres 100 feet with 2 dives deeper than 40 metres 130 feet 3 A maximum of 2 dives from advanced wreck course may be credited towards the total dives required at the instructor s discretion Course Structure 1 TDI allows instructors to structure courses according to the number of students participating and their skill level Duration 1 The minimum number of classroom and briefing hours is 8 9 7 Administrative Requirements The following is the administrative tasks Collect the course fees from all the students Ensure that the students have the required equipment Communicate the training schedule to the students fF wn ra Have the students complete the a TDI Liability Release and Express Assumption of Risk Form b TDI Medica
88. anced 15 4 dives 8 to Nitrox diver Nitrox 100 minutes bottom time 25 logged dives 8 Decompression 18 4 dives 4 tol Advanced Procedures Diver Adventure Diver or Advanced Diver and 25 logged dives 9 Extended Range 18 4 dives 4 to 1 Advanced Nitrox Diver All dives greater than 33 and metres 100 feet Decompression 2 dives greater than 40 Procedures metres 130 feet certifications 10 Helitrox Diver 18 4 dives 4 to 1 Advanced Diver 2 dives greater than 30 with Deep metres 100 feet Specialty or TDI Intro to Tech Diver Advanced Nitrox Diver 50 logged dives 11 Advanced Wreck 18 6 dives all penetration 4tol Advanced diver Diver 100 minutes bottom time Basic wreck diver or cavern 50 logged dives Part 2 TDI Diver Standards docx Index xiv of xx TDI Instructor Manual Diver Standards D TDi Date 01 01 2015 Version 15 0 12 Trimix Diver 18 4 dives 4tol Decompression 2 greater than 40 metres procedures and 130 feet advanced nitrox 100 minutes bottom time certifications 13 Advanced Trimix 18 4 dives 4 tol Extended range Diver 2 greater than 55 metres diver or entry level 180 feet trimix diver 100 minutes bottom time 100 logged dives 14 Nitrox Gas 18 N A N A None Blender 15 Advanced Gas 18 N A N A TDI Gas Blender Blender or equivalent 16 Oxygen O2 18 N A N A TDI Gas Blender Equipment Service or equivalent Technician General equipment technician Employed at a
89. anced mixed gas CCR instructor rating 33 4 Student to Instructor Ratio Academic 1 Unlimited so long as adequate facility supplies and time are provided to ensure comprehensive and complete training of subject matter Confined Water swimming pool like conditions 1 A maximum of 3 students per active TDI Instructor is allowed or 4 with a certified assistant Open Water ocean lake quarry spring river or estuary 1 A maximum of 3 students per active TDI Instructor is allowed or 4 with a certified assistant 2 The ratio should be reduced as required due to environmental or operational constraints Special Note A certified assistant is a TDI Divemaster or equivalent from agencies recognized by TDI with a advanced mixed gas CCR user qualification and a minimum of 120 hours logged diving on the CCR being taught 33 5 Student Prerequisites 1 Minimum age of 18 2 Certified TDI CCR Mixed Gas Diluent diver or equivalent from agencies recognized by TDI 3 Have a verified log of a minimum of 100 hours as a certified CCR diver over a minimum of 100 dives a minimum of 50 hours and 50 dives must be on the unit specific CCR Fifty percent of these dives must be deeper than 30 metres 100 feet All dives to be deeper than 9 metres 20 feet Part 2 TDI Diver Standards docx Page 160 of 206 Date 01 01 2015 Version 15 0 TDI Instructor Manual Diver Standards 33 6 Course Structure and Duration Open Water Execution 1 Minimum of 420 mi
90. anual Diver Standards Date 01 01 2015 Version 15 0 Conservation and awareness techniques Referencing as back up navigation Demonstrate adequate anti silting techniques Simulate a primary light failure and use back light to exit the cave Demonstrate lost line and lost diver drills Demonstrate to use of reels to perform jumps and gaps required in circuits and traverses to maintain a continuous guideline to open water Identify and avoid potential hazard entanglement and collapse points In order to complete this course students must 1 woe a Si Satisfactorily complete the TDI Cave Diver Course written examination this requirement may be waived by the instructor if the student is already TDI Full Cave certified Perform all land drills and mine dive requirements safely and efficiently Demonstrate mature sound judgment concerning dive planning and execution Maintain an appropriate level of awareness and respect for the mine environment Log all dives 24 12 Permission to Dive Before conducting training in any man made environment permission must be obtained from whoever is responsible for the site for example the mine owner operator government department etc Additionally the relevant local emergency services should be informed of the activity prior to commencement Part 2 TDI Diver Standards docx Page 111 of 206 TDI Instructor Manual CFD Date 01 01 2015 Diver Standards TDi Version 15 0 25
91. ards SO S 4 iv Gr Je AG 15 Date 01 01 2015 Version 15 0 a Deploy a guideline b Use directional and non directional line markers c Follow a guideline d Follow a guideline simulating loss of visibility Perform bailout exit practicing bottle swapping with teammates a Following the guideline b Simulating zero visibility and using touch contact following the guideline Remove and replace mask while in contact with guideline Demonstrate light hand signals and touch contact Execute conservation and awareness techniques Use referencing as back up navigation Demonstrate adequate anti silting techniques Simulate a primary light failure and use back light to exit the cave Demonstrate lost line drills using instrumentation lighting only Demonstrate lost diver drills Demonstrate to use of reels to perform jumps and gaps required in circuits and traverses to maintain a continuous guideline to open water Exit the cave flying the rebreather in SCR mode Exit the cave simulating solenoid failure if applicable Demonstrate advanced navigation techniques including a minimum of a 4 jumps b 2 circuits Demonstrate rebreather unit specific skills in compliance with current level of rebreather certification as outlined in the TDI course curriculum In order to complete this course students must Ogee ia Satisfactorily complete the TDI Cave Diver Course written examination Perform all land drills and cav
92. areness of OTU tracking 7 Dive Computers a Mix adjustable b Constant PO Cc O integrated 8 Dive Planning a Part 2 TDI Diver Standards docx Operational planning Page 181 of 206 TDI Instructor Manual Diver Standards 9 Date 01 01 2015 Version 15 0 Gas requirements including on board open circuit bailout scenarios limitations Oxygen limitations Bos Nitrogen limitations e Off board open circuit bailout Emergency Procedures a Omitted decompression procedures Use of B A D D A S S Three H s problems Flooded loop Cell warnings moan S Battery warnings failure 36 11 Required Skill Performance and Graduation Requirements The following skills must be completed by the diver The maximum training depth shall not exceed 48 metres 157 feet The following skills must be completed by the diver The maximum training depth shall not exceed the manufacturers design limit Over the course of the practical sessions diver s must set up and break down the Poseidon MK VI SE7EN a minimum of 4 times running through the start up procedures each time l 2 Demonstrate proper analysis of all gas mixtures to be used Demonstrate proper loading of scrubber canister a Cartridge properly oriented top and bottom b Top plate inspection and inserting c Canister sponge inspection Demonstrate a complete systems check and rebreather configuration Demonstrate appropriate pre dive planning
93. as a team to plug in and share off board gas including team sharing swapping of off board bailouts On2 of the dives demonstrate an ascent with ascent reel and lift bag and perform staged decompression Proper execution of the dive within all pre determined dive limits Ability to manage multiple failures in adverse conditions Demonstrate of surface support support divers in dealing with bailout scenarios In order to complete the course and achieve the unit specific TDI Advanced Mixed Gas CCR rating the student must Bio lS ae Complete to the instructor s satisfaction all confined and open water skill development sessions Demonstrate mature sound judgment concerning dive planning and execution Satisfactorily complete a written examination with a minimum score of 80 percent Course must be completed within 6 weeks from the starting date Complete a refresher course following a period of inactivity greater than 6 months following the course Part 2 TDI Diver Standards docx Page 165 of 206 TDI Instructor Manual CFD Date 01 01 2015 Diver Standards TDi Version 15 0 34 Air Diluent Closed Circuit Rebreather Diver Course Unit Specific Poseidon Discovery MK VI SE7EN Se7en 34 1 Introduction This is the TDI Diver level certification course for divers wishing to use the MK VI SE7EN Discovery Closed Circuit Rebreather The objective of this course is to train divers to develop basic rebreather diving skills appropriate to
94. asic Cave Diving A Blueprint for Survival CDAA Cavern Sinkhole Manual NSS CDS Cave Diving Manual Cavern Measureless to Man The Darkness Beckons Martyn Farr z ie Gre ee The following equipment is required for each student A complete TDI approved rebreather Minimum of 1 rebreather enabled computer or PO monitoring device redundant off board Off board bailout cylinder s volume appropriate for planned dive AYN gt Bailout regulator s equipped with pressure gauge and low pressure off board quick connect gas supply hose Buoyancy compensator device BCD with power inflator Exposure suit adequate for diving environment Access to an oxygen analyzer instructor may supply Mask and fins Minimum of 2 cutting devices SO GO et Oy 10 Slate and pencil 11 Three battery powered lights 1 primary and 2 back ups each with a with burn time suitable for the planned dive time 12 Safety reel with a minimum of 37 metres 125 feet of guideline 13 Gap reel with 15 metres 50 feet of guideline 14 One primary cave diving reel with length appropriate for intended dive 15 Computer watch or bottom timer and depth gauge 16 Slate or wet notes with a pencil 17 Submersible dive tables or backup dive computer 18 Three directional line arrows 19 Three non directional marker 20 Any staged decompression cylinders must be properly labeled Part 2 TDI Diver Standards docx Page 203 of 206 TDI Instruct
95. ation Line cutting device Jon line and other rigging lines as dictated by site conditions onary Ascent reel with lift bag surface marker buoy a Adequate for maximum planned depth b Minimum of 12 kg 25 1b lift bag 9 Oxygen O2 analyzer may be supplied by the instructor 10 Exposure suit adequate for the open water environment 11 Underwater slate 8 10 Required Subject Areas The TDI Decompression Procedures Manual is mandatory for use during this course but instructors may use any additional text or materials that they feel help present these topics The following topics must be covered during this course 1 Overview of Decompression Safety Stops Compared to Required Stops 2 Physics a Pressure review 3 Physiology a Mechanics of bubble formation Advantages of hyperoxic mixes for decompression Nitrogen absorption and elimination Carbon dioxide toxicity Ascent Descent rates Hyperthermia Hypothermia Somme aoe e Psychological aspects i Task loading Part 2 TDI Diver Standards docx Page 27 of 206 TDI Instructor Manual Diver Standards ii Stress iii Panic iv Time management v Equipment 4 Decompression Options a Air b Nitrox c Oxygen 5 Equipment Considerations a Twin cylinder or single cylinder option valve options Stage cylinder options Regulator options Harness BCD options Computer depth gauge bottom timer options Ascent and navigation reels sae me aoe p Jon line or Garvin c
96. aught at least 1 TDI DPV Diver Course with and active TDI DPV Diver Instructor Part 2 TDI Diver Standards docx Page 95 of 206 TDI Instructor Manual Diver Standards Date 01 01 2015 Version 15 0 22 Stage Cave Diver 22 1 Introduction This course is designed to teach trained cave divers how to extend bottom times and or penetration distance through the use of stage cylinders Divers will learn to plan dives that may incorporate longer bottom times complex dive planning and multiple methods of gas management With respect to depth gas mixes and required decompression course dives will not exceed the student s current level of certification and experience level 22 2 Qualifications of Graduates Upon successful completion of this course graduates may engage in stage cave diving activities without direct supervision so long as the following limits are adhered to 1 Penetration is limited to the 1 3 air rule or more conservative air plan at instructor s discretion 2 No equipment removal in cave with exception of stage cylinders 3 Students are encouraged to gain experience before attempting to plan and execute complex stage cave dives 4 Safety and decompression stops are completed as appropriate or necessary 22 3 Who May Teach An active TDI Stage Cave Instructor 22 4 Student to Instructor Ratio Academic 1 Unlimited so long as adequate facility supplies and time are provided to insure comprehensive and com
97. avigation i From shore ii From descent line iii From live a board vessel 9 11 Required Skill Performance and Graduation Requirements The following open water skills must be completed by the student during open water dives Note The maximum depth for this course is 55 metres 180 feet 1 Skills review from previous TDI skills requirements Land Drills 1 Demonstrate familiarity with basic and intermediate hand signals 2 Selection and preparation of equipment suitable for soft overhead environment with long decompression obligations Conduct team oriented drills for lift bag deployment and gas switching procedure Drills for buddy rescue Drills for toxed diver unconscious diver ascent Properly analyze all gas mixtures to be used Sl Sy eS Demonstrate adequate pre dive planning a Limits based on personal and team gas consumption b Limits based on oxygen exposures at planned depths for actual mixes c Limits based on nitrogen absorption at planned depths for actual mixes Pre dive Drills 1 Use START before every dive 2 Stress analysis and mitigation 3 Gas matching among buddy team START is S drill OOA drill and Bubble Check Team buddy equipment checks Air gas matching Route entry exit and planned path underwater Tables depth duration waypoints and schedule In water Drills Part 2 TDI Diver Standards docx Page 36 of 206 TDI Instructor Manual Diver Standards Date 01 01 2015 Version 15 0
98. awareness and respect for the cavern environment dx i om Log all dives 22 11 Instructor Requirements To qualify to teach the TDI Stage Cave Diver Course the instructor must 1 Bean active TDI Full Cave Diving Instructor for at least 1 year 2 Have taught at least 5 complete cave diver courses 3 Provide proof of at least 25 logged stage penetration dives 4 Co taught at least 1 TDI Stage Cave Diver Course with and active TDI Stage Cave Diver Instructor Part 2 TDI Diver Standards docx Page 99 of 206 TDI Instructor Manual Diver Standards Date 01 01 2015 Version 15 0 23 Mine Diver Level 23 1 Introduction This course is the first stage in the TDI Mine Diver development program and is an introduction to the basic principles of mine diving utilizing a single primary guide line This introduction is not intended to train divers for all facets of mine diving The objective of this course is the perfection of skills taught in the TDI Cavern Diving program in addition to the adoption of additional techniques and procedures required for elementary mine dives This course may be combined with TDI Mine Diver Level II at the discretion of the instructor This course uses the same principles and techniques as the TDI Intro to Cave course including utilizing the same training materials and equipment However dual certification is not permitted and graduates wishing to dive in caves must complete the TDI Intro to Cave course 2
99. bottom time of 100 minutes 2 Atleast 2 dives should be deeper than 70 metres 230 feet Course Structure 1 TDI allows instructors to structure courses according to the number of students participating and their skill level Duration 1 The minimum number of classroom and briefing hours is 8 13 7 Administrative Requirements The following is the administrative tasks Collect the course fees from all the students Ensure that the students have the required equipment Communicate the training schedule to the students PWN Have the students complete the a TDI Liability Release and Express Assumption of Risk Form b TDI Medical Statement Form Upon successful completion of the course the instructor must 1 Issue the appropriate TDI certification by submitting the TDI Diver Registration Form to TDI Headquarters or registering the students online through member s area of the TDI website 13 8 Training Material Required material 1 TDI Advanced Trimix Diver Manual Optional Material 1 TDI Advanced Trimix PowerPoint Presentation 2 TDI Advanced Trimix Cue Cards 3 TDI Advanced Trimix Evaluation Slate 13 9 Required Equipment The following equipment is required for each student 1 Bottom mix cylinder s a Cylinder volume appropriate for planned dive and student gas consumption b Dual outlet valve double manifold or independent doubles c Labeled in accordance with TDI Standards Part 2 TDI Diver Standards docx Page 57 o
100. cture and Duration Water execution 1 Three dives are required with a minimum accumulated bottom time of 90 minutes Part 2 TDI Diver Standards docx Page 12 of 206 Date 01 01 2015 Version 15 0 TDI Instructor Manual Diver Standards Course Structure 1 TDI allows instructors to structure courses according to the number of students participating and their skill level Duration 1 The suggested number of classroom and briefing hours is 4 2 Course must be taught over a minimum of 2 days 5 7 Administrative Requirements Administrative Tasks Collect the course fees from all the students Ensure that the students have the required equipment Communicate the schedule to the students ON ro Have the students complete the a TDI Liability Release and Express Assumption of Risk Form b TDI Medical Statement Form Upon successful completion of the course the instructor must 1 Issue the appropriate TDI certification by submitting the TDI Diver Registration Form to TDI Headquarters or registering the students online through member s area of the TDI website 5 8 Required Equipment The following equipment is required for each student Dual cylinders volume appropriate for planned dive and student gas consumption Two independent first and second stage regulators each with a submersible pressure gauge Buoyancy compensator device BCD with power inflator appropriate for sidemount configuration Exposure suit adequate for d
101. d 40 4 Student to Instructor Ratio Academic 1 Unlimited so long as adequate facility supplies and time are provided to ensure comprehensive and complete training of subject matter Open Water 1 A maximum of 3 students per active TDI Instructor are allowed 2 The ratio should be reduced as required due to environmental or operational constraints Cave Dives 1 A maximum of 3 students per active TDI Instructor are allowed 2 The ratio should be reduced as required due to environmental or operational constraints Part 2 TDI Diver Standards docx Page 201 of 206 TDI Instructor Manual Diver Standards Date 01 01 2015 Version 15 0 40 5 Student Prerequisites 1 Minimum age 18 2 Certified TDI CCR Air Diluent Decompression Procedures Diver certification or equivalent 3 Provide proof of certification as a a TDI Rebreather Introductory Cave Diver or equivalent OR b TDI Full Cave Diver or equivalent 4 Provide proof of a minimum of 50 logged dives and 50 hours on the rebreather unit used 40 6 Course Structure and Duration Water Execution 1 Eight cave dives are required with a minimum accumulated bottom time of 360 minutes at 3 different sites 5 Atleast 1 of these sites should be a location not utilized in training during the cavern or introductory cave courses 6 Atleast 2 dives must be at least 60 minutes long Course Structure 2 TDI allows instructors to structure courses according to the number of students pa
102. d boat anchor e Loss of decompression gas 19 A safety stop of at least 3 minutes shall be conducted on all no decompression dives and proper staged decompression stops whenever and wherever mandated 20 Demonstrate simulated emergency gas sharing at a stationary depth not to exceed 30 metres 100 feet 21 Demonstrate emergency deployment of a backup regulator or bail out scuba system containing bottom mix at a depth not to exceed 30 metres 100 feet 22 Demonstrate the proper deployment management and use of the bottom mix decompression mix and travel mix if used including but not limited to a Conservative gas management b Depth control to avoid descending too deep for mix c Show appropriate and timely responses to instruction signals from the instructor and demonstrate buoyancy control and awareness throughout the dive In order to complete this course students must 1 Satisfactorily complete the TDI Decompression Procedures Course written examination 2 Complete all open water requirements safely and efficiently 3 Demonstrate mature sound judgment concerning dive planning and execution Part 2 TDI Diver Standards docx Page 44 of 206 TDI Instructor Manual Diver Standards Date 01 01 2015 Version 15 0 11 Advanced Wreck Diver 11 1 Introduction This course provides training and experience to competently conduct advanced wreck dives This program includes penetration skills and techniques Depths shall n
103. d dive Safety reel with a minimum of 37 metres 125 feet of guideline Appropriate number of gap and jump reels with 15 metres 50 feet of guideline Computer watch or bottom timer and depth gauge Slate or wet notes with a pencil Submersible dive tables or back up dive computer 15 Three directional line arrows One non directional line marker DPV adequately configured for the cave environment 21 9 Required Subject Areas The following topics must be covered during this course 1 3 Motivations for DPV cave diving 2 Advantages of DPV use Equipment considerations a nen p f DPV options DPV components Rated burn time Care and Maintenance DPV rigging Helmets 4 Problem solving procedures 5 6 a g mone DPV malfunction or failure Towing Gas sharing with DPVs Light failure Entanglement Collision avoidance Team separation Environmental considerations a Appropriate vs inappropriate passages b Suitable cave conditions c Low impact DPV use DPV diving techniques a Buoyancy and trim with DPV b Dropping securing and retrieving a DPV c Installing guidelines with a DPV Part 2 TDI Diver Standards docx Date 01 01 2015 Version 15 0 Page 94 of 206 Date 01 01 2015 Version 15 0 TDI Instructor Manual Diver Standards d Instigating directional and depth changes e DPV courtesy and etiquette 7 Dive planning and gas management a Turn time
104. d rebuild c Smart battery i Proper storage ii When to replace In order to complete this course students must 1 Satisfactorily complete the TDI Diving Rebreathers Course written examination with an 80 and 100 remediation 2 Demonstrate mature sound judgment concerning training dive planning and execution Complete all open water requirements safely and efficiently 4 Demonstrate proficiency in the TDI Closed Circuit Rebreather Diver Program Part 2 TDI Diver Standards docx Page 177 of 206 TDI Instructor Manual CFD Date 01 01 2015 Diver Standards TDi Version 15 0 36 Mixed Gas Closed Circuit Rebreather Diver Course Unit Specific Poseidon Discovery MK VI SE7EN Se7en 36 1 Introduction This is the diver level certification course for divers wishing to use the Poseidon MK VI SE7EN for mixed gas closed circuit rebreather diving The objective of this course is to train divers to perform mixed gas rebreather diving and to develop technical rebreather diving skills appropriate to diving to a maximum depth 48 metres 157 feet or the maximum depth set by the manufacturer using trimix with a minimum 16 percent oxygen O2 or greater 36 2 Qualifications of Graduates Upon successful completion of this course graduates may use the Poseidon MK VI SE7EN CCR for mixed gas diving not to exceed the manufacturer s designed depth maximum of 48 metres 157 feet This course is manufacturer specific 36 3 Who May Teach 1 An
105. deaicdreadacaabadeaverteecdduaaadentsareacidunbadends 87 20 3 Qualifications of Graduates Limits Of Training 87 20 4 StUdENE TO INSTFUCIOF Le EE 87 20 5 SLUGENT Ee UE 87 20 6 Course Structure and Duration 2 0 0 2 ccceceececceceeeeeeeeeeceneaeeeeeeeeeseceaeaeceeeeesesenaeaeeeeeeesesensueaeeeeeess 88 20 7 Ke ILR EE 88 20 8 Required Equipment ss sccsccsctnc each aes aiaiesee cad ae a R 88 20 9 Required Subject Areas in cneece dade aii ed ae ei ee ed eee 89 20 10 Required Skill Performance and Graduation HReguirements nnn 90 20 11 INStFUCTOF Ee IT EC 90 21 DPV CAV DI Si aici sees cae ate as eee seed eee este reas eet eee eed aaa 92 Part 2 TDI Diver Standards docx Index v of xx TDI Instructor Manual CFD Date 01 01 2015 Diver Standards TDi Version 15 0 21 1 Introducton A E E 92 21 2 Qualifications of Graduates tt ttttet ttrt rnnr ttrt EEEn ASEEN EEEE EEES EE EEEE EEEE ESEE EEEE Ennen 92 21 3 Who May Toa EE 92 21 4 Student to Instructor Hanoi 92 21 5 Student Prerequisites ccccceecccceceeeeeeeecencaeceeeceeeseceacaeeeeeeeseseneacaeeeeeeesesencaeaeeeeeeesetsccuaeeeeeess 92 21 6 Course Structure And Duration 93 21 7 Administrative Requirements n sssssseseenrte reteset ttttntntttt ttrt tn Enare tE EEEE ES EErEE EEEE ESEE EEEE Ennn E EEEE 93 21 8 Required Equipment c cccccececeeeeeeceeceeeeeeeeeeeecaeeeeeeeeesecaaeceeeeeeeseceaaeeeeeeeeeeecsiaeeeeeeeeeeeees 93 21 9 Ke e ET 94 21 10 Required Skill
106. dequate facility supplies and time are provided to ensure comprehensive and complete training of subject matter Confined Water swimming pool like conditions 1 A maximum of 4 students per active TDI Instructor is allowed Open Water ocean lake quarry spring river or estuary 1 A maximum of 4 students per active TDI Instructor is allowed 2 The ratio should be reduced as required due to environmental or operational constraints 30 5 Student Prerequisites 1 Minimum age 18 Part 2 TDI Diver Standards docx Page 140 of 206 TDI Instructor Manual Diver Standards Date 01 01 2015 Version 15 0 2 Provide proof of 50 logged dives 3 Provide proof of TDI Advanced Nitrox Diver and Deco Procedures Diver or equivalent from agencies recognized by TDI 4 Ifthe rebreather is a TDI approved sidemount rebreather the student must hold the TDI Sidemount Diver certification or equivalent and provide proof of 10 logged sidemount dives OR 1 Minimum age 18 2 TDI Air Diluent CCR Diver certified or equivalent 3 30 hours on the CCR unit 4 Six months CCR diving experience 30 6 Course Structure and Duration Confined Water Execution 1 Minimum of 60 minutes confined water training to a maximum of 9 metres 30 feet Open Water Execution 1 Minimum of 420 minutes open water training to be completed over a minimum of 7 dives with a gradual increase in depth each day to a maximum of 45 metres 150 feet Course Structure 1 TDI allow
107. diate level certification course for divers wishing to utilize a closed circuit rebreather CCR for mixed gas diving The objective of the course is to train divers in the benefits hazards and proper procedures for mixed gas diving on the unit specific CCR utilizing a mixed gas diluent containing 16 percent or greater oxygen and to develop intermediate CCR diving skills appropriate to technical diving to a maximum depth of 60 metres 200 feet 32 2 Qualifications of Graduates Upon successful completion of this course graduates may engage in technical diving activities utilizing the unit specific CCR to a maximum of 60 metres 200 feet utilizing a mixed gas diluent containing 16 percent or greater oxygen provided 1 The diving activities approximate those of training 2 The areas of activities approximate those of training 3 Environmental conditions approximate those of training Upon successful completion of this course graduates are qualified to enroll in 1 TDI Advanced Mixed Gas Closed Circuit Rebreather Diver unit specific 32 3 Who May Teach An active TDI Closed Circuit Rebreather Instructor with a unit specific TDI Mixed Gas Instructor rating 32 4 Student to Instructor Ratio Academic 1 Unlimited so long as adequate facility supplies and time are provided to ensure comprehensive and complete training of subject matter Confined Water swimming pool like conditions 1 A maximum of 3 students per active TDI Instruct
108. dives 17 Properly execute a mask clearing exercise with emphasis on minimal gas loss 18 Demonstrate comfort setting up and diving the unit 19 Demonstrate good buoyancy control and trim during the dive 20 Safely and properly execute a buddy out of air scenario it is preferable the buddy be on an SCR unit also 21 Diver will demonstrate actual safety stops at pre determined depths 22 Properly execute partial loop flood recovery procedures a minimum of 2 times 23 Properly execute gas switching procedures a least 3 times 24 Properly execute cleaning and maintenance of the GEM Sidekick SCR including breathing loop decontamination In order to complete this course students must 1 Complete all open water requirements safely and efficiently 2 Demonstrate mature sound judgment concerning dive planning and execution 3 Pass the diver final exam with 80 answered correctly and 100 remediation Part 2 TDI Diver Standards docx Page 133 of 206 TDI Instructor Manual CFD Date 01 01 2015 Diver Standards TDi Version 15 0 29 Air Diluent Closed Circuit Rebreather Diver Unit Specific 29 1 Introduction This is the entry level certification course for divers wishing to utilize a closed circuit rebreather CCR for air diving The objective of the course is to train divers in the benefits hazards and proper procedures for diving a CCR and to develop basic CCR diving skills to a maximum depth of 30 metres 100 feet using air as a dilue
109. diving within the normal recreational depth limits for no decompression diving to 30 metres 100feet using oxygen and an air diluent 34 2 Qualifications of Graduates Upon successful completion of this course graduates may use the Poseidon MK VI SE7EN CCR Air Diluent not to exceed the manufacturer s designed depth maximum or 30 metres 100 feet with air diluent This course is unit specific Graduates may also enroll in the TDI CCR Decompression Procedures Unit Specific course after meeting the prerequisites for that course 34 3 Who May Teach 1 Any active TDI CCR Rebreather Instructor with a MK VI SE7EN Discovery qualification may teach this course 34 4 Student to Instructor Ratio Academic 1 Unlimited so long as adequate facility supplies and time are provided to ensure comprehensive and complete training of subject matter Confined Water swimming pool like conditions 1 A maximum of 4 students per instructor it is the instructor s discretion to reduce this number as conditions dictate Open Water ocean lake quarry spring river or estuary 1 A maximum of 4 students per instructor it is the instructor s discretion to reduce this number as conditions dictate 34 5 Student Prerequisites Minimum age 18 Certified SDI Open Water Scuba Diver or equivalent Provide proof of 20 logged open water dives RW N e Certified TDI Nitrox Diver or equivalent Nitrox course may be combined with this course Par
110. e 27 5 Student Prerequisites 1 Minimum age of 18 2 Provide proof of a SDI Nitrox Diver or equivalent at the discretion of the instructor b SDI Advanced Diver or equivalent at the discretion of the instructor 27 6 Course Structure and Duration Confined Water Execution 1 A minimum of 1 confined water dive with a minimum of 60 minutes of accumulated bottom time Open Water Execution Part 2 TDI Diver Standards docx Page 122 of 206 TDI Instructor Manual Diver Standards Date 01 01 2015 Version 15 0 1 A minimum of 5 dives with a minimum of 200 accumulated minutes two dives must be deeper than 15 metres 50 feet Course Structure 1 TDI allows instructors to structure courses according to the number of students participating and their skill level Duration 1 The minimum number of classroom and briefing hours is 6 minimum course duration 3 days Crossovers For divers that have already received training on a TDI approved SCR they must meet all GEM standards with the exception of the following 1 Minimum of 3 open water dives for a minimum accumulated bottom time of 120 minutes The 60 minutes of confined water time is still required 27 7 Administrative Requirements Administrative Tasks Collect the course fees from all the students Ensure that the students have the required equipment Communicate the schedule to the students PWN Have the students complete the a TDI Liability Release and Express Assu
111. e Date 01 01 2015 Version 15 0 23 11 Required Skill Performance and Graduation Requirements As much of the following information as possible must be determined obtained and utilized in dive planning l 2 Part 2 TDI Diver Standards docx What material s were extracted from the mine and by what method s Were toxic solutions or substances used or created during the extraction process and is there a risk of such substance s remaining or of any general pollution If so ascertain which location s Obtain a detailed map of the mine from the mining company or whoever is responsible for the site Page 103 of 206 TDI Instructor Manual Diver Standards Date 01 01 2015 Version 15 0 4 Are there any known or potentially collapsible tunnels 5 All known access and egress points from the mine their depths and possible emergency traverses to other exits 6 Type s of sediment in the mine 7 Type of ceiling supports ie wooden or metal and how to detect signs of wear type of debris left in the mine 8 All possible entanglement points 9 Location size and depth of vertical extraction shafts 10 Points that could damage divers delicate equipment such as lines dry suits etc 11 Line options 12 How to evaluate the stability of a passage 13 Existing collapse points 14 Special equipment requirements 15 Type of entry exit Land Drills 1 How to properly a Deploy a guideline b follow a guideline 2 Use of safety reel
112. e dive requirements safely and efficiently Demonstrate mature sound judgment concerning dive planning and execution Maintain an appropriate level of awareness and respect for the cavern environment Log all dives Part 2 TDI Diver Standards docx Page 206 of 206
113. e for intended dive 12 Computer watch or bottom timer and depth gauge 13 Slate or wet notes with a pencil 14 Submersible dive tables or backup dive computer 15 Three directional line arrows Required equipment is the same as TDI Intro to Cave diver Instructor must use equipment required for TDI Full Cave diving during all water exercises 23 10 Required Subject Areas The following topics must be covered during this course Policy for Mine Cave Diving Gas Matching Procedures and Management to Include Dissimilar Volumes Psychological Considerations zx H Zi Equipment Considerations a Cylinder options b Regulator options c Buoyancy compensator device BCD harness options Part 2 TDI Diver Standards docx Page 102 of 206 TDI Instructor Manual Diver Standards d Reel options e Proper weighting f Equipment configurations Communication a Hand signals b Light signals c Touch contact signals Swimming Techniques Body posture trim Buoyancy control oF P Line following d Propulsion techniques Physiology a Breathing techniques b Stress management Mine Environment a Types of mines b Geology i Bottom ii Ceiling Structure Hazards oao Local access requirements f Land owner relations Conservation Problem Solving a Emergency procedures b Equipment failure c Silting conditions Accident Analysis Review of Dive Tables and Decompression Theory Mine Cave Diving Etiquett
114. e in 1 Open water session is pool confined optional session 25 logged dives to participate in open water session 26 Semi Closed 15 4 dives 6 tol Basic nitrox or Rebreather Diver 100 minutes bottom time current enrollment for Dolphin in a basic nitrox 6 dives for the Azimuth course 27 KISS GEM Level 1 18 Minimum of 60 minutes in 4 tol Nitrox Diver and Rebreather Diver confined water Advanced Diver at Minimum 5 dives the discretion of Minimum 200 bottom time the instructor in open water 2 dives deeper than 15 metres 50 feet 28 GEM Sidekick 18 Minimum of 60 minutes in 4tol SDI Advanced confined water Diver or Minimum 5 dives equivalent SDI or Minimum 200 bottom time TDI Nitrox Diver in open water or equivalent May 2 dives deeper than 15 be combined metres 50 feet 29 Air Diluent 18 Minimum of 60 minutes in 2 to 1 Nitrox diver may Closed Circuit Rebreather Diver confined water Minimum 7 dives Minimum 420 bottom time in open water Maximum depth 30 metres 100 feet be combined with program 20 logged dives Part 2 TDI Diver Standards docx Index xvi of xx TDI Instructor Manual Diver Standards Date 01 01 2015 Version 15 0 30 Air Diluent 18 Minimum of 60 minutes in 2 to 1 Advanced Nitrox Closed Circuit confined water and Rebreather Minimum 7 dives Decompression Decompression Procedures Minimum 420 bottom time Procedures diver Diver in open water 50 logged dives Maximum de
115. e the cavern Upon successful completion of this course graduates are qualified to enroll in 1 TDI Rebreather Introductory Cave Diver course 38 3 Who May Teach 1 Any active TDI Rebreather Full Cave Diver Instructor qualified to teach on the TDI approved rebreather used may teach this course 38 4 Student to Instructor Ratio Academic 1 Unlimited so long as adequate facility supplies and time are provided to ensure comprehensive and complete training of subject matter Part 2 TDI Diver Standards docx Page 189 of 206 TDI Instructor Manual Diver Standards Date 01 01 2015 Version 15 0 Open Water 1 A maximum of 4 students per active TDI instructor Cavern 1 A maximum of 3 students per active TDI Instructor are allowed ratio should be reduced as required due to environmental or operational constraints 38 5 Student Prerequisites 1 Minimum age 18 2 Provide proof of TDI Air Diluent CCR diver or equivalent 3 Provide proof of a minimum of 25 logged dives and 25 hours on the specific unit 38 6 Course Structure and Duration Water Execution 1 Minimum of 5 dives must be conducted including a 1 open water session b Four cavern dives with a minimum total bottom time of 120 minutes conducted at 2 different sites 2 Visibility must be adequate to identify the exit from inside the cavern Course Structure 1 TDI allows instructors to structure courses according to the number of students participating and their skil
116. ebreather mode at less than 6 metres 20 foot stop 0 2 Eh L Complete 1 bailout scenario at depth to include decompression obligation on open circuit In order to complete the course and achieve the TDI Helitrox Diluent Decompression Procedures CCR rating the student must Satisfactorily complete the written examination with a pass mark of 80 and 100 remediation Complete to the instructor s satisfaction all confined and open water skill development sessions Demonstrate mature sound judgment concerning dive planning and execution Course must be completed within 6 weeks from the starting date SL Ze eo Complete a refresher course following a period of inactivity greater than 6 months following the course Recommended Additional Reading and Support Material Richard Pyle A Learners Guide to Closed Circuit Rebreather Operations Kenneth Donald Oxygen amp The Diver John Lamb Oxygen Measurement for Divers Barsky Thurlow amp Ward The Simple Guide to Rebreather Diving Bob Cole Rebreather Diving Jeffrey Bozanic Mastering Rebreathers ON gee ea Part 2 TDI Diver Standards docx Page 153 of 206 Date 01 01 2015 Version 15 0 TDI Instructor Manual Diver Standards 32 Mixed Gas Closed Circuit Rebreather Diver Unit Specific Discovery MK VI SE7EN Se7en must be equipped with full 60 M upgrades including 60M emodule and counterlungs with manual addition valves 32 1 Introduction This is the interme
117. ed DPV Diver 4 Helitrox Diver 10 Underwater Cave Surveying Diver Standard 20 DPV Cave Diver Standard 21 Stage Cave Diver Standard 22 KISS GEM Level 1 SCR Rebreather Standard 24 Minor edits 12 1 01 23 2012 Minor edits Added Instructor requirements to DPV Diver Sidemount Diver Helitrox Diver 12 3 06 01 2012 2 3 Added Definitions Modified Poseidon MK VI SE7EN Air Diluent CCR Diver 29 Added Poseidon Air Diluent Decompression Procedures Diver 30 and Poseidon Mixed Gas CCR Diver 31 Added Mine Diver 23 and Mine Diver II 24 32 MK VI SE7EN Deco Procedures Diver Standard Changed the maximum depth for the MK VI SE7EN to 40 metres 130 feet to match Poseidon deco battery Added Planning for bailout deco OC gas requirements to the 13 0 01 01 2013 Dive Planning section Added Use of the DSV ADV for diluent flushes on the MK VI Se7en to the Emergency Procedures section 33 MK VI SE7EN Mixed Gas Diver Standard Revised the Prerequisites 12 0 01 01 2012 12 2 02 15 2012 12 4 08 15 2012 2 Added Advanced Wreck to the list of courses that can be 13 1 04 01 2013 conducted using a CCR 34 Added Hollis Explorer Air Diluent CCR Part 2 TDI Diver Standards docx Index xii of xx TDI Instructor Manual Diver Standards Ce Date 01 01 2015 TDi Version 15 0 13 2 07 01 2013 25 Added Rebreather Discovery Program 27 Added Kiss GEM Sidekick Diver 30 6 Page 141 Clarifi
118. ed Crossover requirements 37 Added Rebreather Cavern Diver Standard 38 Added Rebreather Introductory Cave Diver Standard 39 Added Rebreather Full Cave Diver Standard 13 3 07 15 2013 Page 2 Removed requirement for student and instructor to be on the same unit when conducting courses using CCRs 5 11 Clarified requirements to become a TDI Sidemount Instructor Items 3 8 5 9 7 8 8 8 9 9 10 8 11 8 12 8 and 13 8 Added Cue Cards and Evaluation Slate as optional material 17 8 Added TDI Diving In Overhead Environments manual as suggested reading material Items29 8 30 8 31 8 32 8 33 8 34 8 35 8 36 8 and 39 8 Added TDI CCR Preflight check list and manufacturer s build checklist to required materials 32 Added Discovery MK VI SE7EN to the Mixed Gas CCR Diver Standards Important Note MK VI SE7EN MUST be equipped with the full 60M Trimix upgrade 19 2 Page 83 Clarified requirements if decompression stops are conducted during course 19 5 Page 84 Clarified prerequisite ratings need if decompression stops are conducted during the course 31 Helitrox CCR Diver Unit Specific Standard 35 5 Page 171 Clarified the prerequisites for MK VI SE7EN CCR Mixed Gas Diver 14 0 01 01 2014 No Changes 14 1 04 01 2014 Replace MK VI with MK VI Zeien throughout Diver Standards 1 2 Rebreather Matrix updated 2 6 Clarified use of CCR s during TDI Diver courses Course Matrix Updated depth of dives for Intro to Tec
119. ed by TDI 4 Ifthe rebreather is a TDI approved sidemount rebreather the student must hold the TDI Sidemount Diver certification or equivalent and provide proof of 10 logged sidemount dives OR 1 Minimum age 18 2 TDI Air Diluent CCR Diver certified or equivalent 3 30 hours on the CCR unit 4 Six months CCR diving experience 31 6 Course Structure and Duration Confined Water Execution 1 Minimum of 60 minutes confined water training to a maximum of 9 metres 30 feet Open Water Execution 1 Minimum of 420 minutes open water training to be completed over a minimum of 7 dives with a gradual increase in depth each day to a maximum of 45 metres 150 feet Course Structure 1 TDI allows instructors to structure courses according to the number of students participating and their skill level 2 The final exam may be given orally if not available in a language the student understands Duration 1 Minimum of 6 hours academic development and 2 hours equipment maintenance workshop 2 The duration of the entire course must be spread over a minimum of 5 days Crossover 3 Ifastudent already qualified as TDI Helitrox Diluent Deco Procedures CCR Diver or equivalent from agencies recognized by TDI and wishes to qualify on another CCR recognized by TDI the student must follow all unit specific course standards with the exception of a Minimum of 60 minutes confined water training to a maximum of 9 metres 30 feet Part 2 TDI Diver Standards
120. eeea 167 34 8 Training EE 167 34 9 Required Equipment c ccccceceeeeeeeeeceeceeeeeeecaeaeeeeeeeeesecaeaeeeeeeeseeenceseeeeeeesessiceeeeeeseeeeee 168 34 10 Required Subject Areas 00 00 eeccceeeeee ee etne ee erent e eee ete ee ee eae ee ee eaeeeeeeaeeeeeeaeeeseeneeeeesneeeeseaes 168 34 11 Required Skill Performance and Graduation Requirements ssssssenerenssesrtnrrensseerrrerr nnn 170 35 Air Diluent Closed Circuit Rebreather Decompression Procedures Diver Course Unit Specific Poseidon Discovery MK VI SE7EN Se7en 172 35 1 tree 172 35 2 Qualifications Of Graduates EE 172 35 3 Who May Tachi cicz csieces cased tiattestisdizeces E E EES 172 35 4 Student to Instructor RAUO EE 172 35 5 Student Prerequisites EE 172 35 6 Course Structure and Duration 0 0 cccccccccecee cece eee ceae cece ee AEAEE AAA EENAA NEE a AAEE EEE 173 35 7 Administrative REQUIFEMEMS sissies a E 173 35 8 RH le EE 174 35 9 REQUIFED EQUIPMENT jesicceccssedcacitalacecseaanulitenynad a a has vechuaanadnayandvdeusdenaduagnedvensbaens 174 39 10 REQUIFED SUDJECLANCAS EE 175 35 11 Required Skill Performance and Graduation Requirements sssssseerrenseeerrrnrrenssrrrrrrrrrn n 176 Part 2 TDI Diver Standards docx Index ix of xx TDI Instructor Manual CFD Date 01 01 2015 Diver Standards TDi Version 15 0 36 Mixed Gas Closed Circuit Rebreather Diver Course Unit Specific Poseidon Discovery MK VI SE7EN Ge ien 178 36 1 Intr
121. eeeeeeeees 18 Advanced Nitrox TE 20 7 1 ite ie de 20 7 2 Qualifications of Graduates cece eeceaeaeeeeeeeeeseaaaeaeeeeeeesesecaeaeeeeeeeeetecnuaeeeeeess 20 7 3 WhO May Teach teen ener erence reece ae ee eeeaeeeeeeaeeeeeeaaeeeseeaeeeeeeaeeeseeieeeseeieeeseenaes 20 7 4 Student to Instructor Hanoi 20 7 5 Student PrerequiSites eccecccccceceeeeeeeeenneaeceeeeeeeceeaanaeceeeeeeaceaaneeceeeeesaceeeaeeeeeeeeeseseenaneeeeeees 20 7 6 Course Structure and Duration 0 ccceceececceceeeeeeeeeeeencaeeeeeeeseseceaeaeceeeeesescaeaeeeeeeesesennaeaeeeeees 21 7 7 Administrative Requirements nssssssssesesrteretettttttt tarnete ttr EAAS EE EEEE EEEAASAEEEEEEEEEES EEEE EE EEEE Ennen E EEE 21 7 8 TRAINING EE 21 7 9 Required Equipment seisus iienaa aiia aa a aaa aaa aia 22 7 10 Required Subject E 22 7 11 Required Skill Performance and Graduation Requirements ssssssensssssrtnrrenserrrrnnnenssrerrr nnn 23 Decompression Procedures Diver ssscssssssscessesssnsessensssseensesasnaaenenss 25 8 1 ie Uerde EE 25 8 2 Qualifications Of Graduates cece eeeeeecacaeeeeeeeeeseceaeaeceeeeesecenaeaeeeeeeesesennueaeeeeeess 25 8 3 Who May Teach EE 25 8 4 Student to Instructor Hanoi 25 8 5 Student Ee UE EE 26 8 6 Course Structure and Duration cccececsecceceeeeeeeeeeceneaeeeeeeeeeseceaeaeceeeeesesecaeaeeeeeeesesensusaeeeeeees 26 8 7 Administrative Requirements n sssesseesesnretsteesttttntanstesttttt tans ttetttnn EAAS
122. eeeeeeeeseccacaeeeeeeesesennasaeeeeeess 101 23 7 Administrative Requirements eee eeeeeeeeeeaeaeceeeeeegseeaaeaeceeeeesadeeeaaeeeeeeeeeeeee 101 23 8 Training Material EE 101 23 9 Required Equipment TEE 102 23 10 Required Subject Areas 7 7euKESE EOKEEERCEEEEEREEEEEEER EENEEEEEN ENEE dens EE TAREE 102 23 11 Required Skill Performance and Graduation Requirements sssssseeseerrenseererrnrrnnsseeeree ne 103 23 12 Permission TO DIVE Sains cecteeuce eels an cated EES SEENEN deg EE 105 24 Mine Diver Level Il epee nee eendeitege 106 24 1 INTHOGUCHOMN sinaia a E E eee eee 106 24 2 Qualifications Of Graduates nssr tt tt tn Annn attt AEAEE S EEEE EEEEAEAS EEEE EEEE EEEn aenn Ennen 106 24 3 Wha May KE EE 106 24 4 Student to INStructOr Rati izeia en a a EE iea EANET 106 24 5 Student Prerequisite TEE 107 24 6 Course Structure and Duration 0 cececccceccece cence eeeeeeaeceeeeeeeseceacaeceeeeeseseccaeaeeeeeeeseeensuaeeeeees 107 24 7 Administrative Requirements cee eeeeeeeeceaeaeceeeeeeeeegaeaeceeeeesesenninaeeeeeeeeneeees 107 24 8 Training Materiak i aiedievac EE EEEE OEREN EE 107 24 9 Required ee ET 108 24 10 Required Subject Aresag uekEEk NEEN KENERENEENSEREENEENEEENENEEEEEENEEEEEENNEEENEENESEEN ENNER ENNESCH 108 Part 2 TDI Diver Standards docx Index vi of xx TDI Instructor Manual CFD Date 01 01 2015 Diver Standards TDi Version 15 0 24 11 Required Skill Performance and Graduation Requirements sssssseessenrrenseert
123. eeper than 40 metres 130 feet utilizing a mixed gas diluent containing 16 percent or greater oxygen 5 Four dives must be decompression dives Course Structure 6 TDI allows instructors to structure courses according to the number of students participating and their skill level 7 The final exam may be given orally if not available in a language the student understands Duration 1 Minimum of 6 hours for academic development and a further 2 hours for equipment configuration workshop Special note If the diver is already open circuit trimix certified 6 dives and 360 minutes is still required 36 7 Administrative Requirements The following is the administrative tasks Collect the course fees from all the instructor candidates Ensure that the diver has the required equipment Communicate the training schedule Ss a Have the diver a Complete the TDI Liability Release and Express Assumption of Risk form b Submit the TDI Medical Statement form signed by a licensed physician Upon successful completion of the course the instructor must 1 Issue the appropriate TDI certification by submitting the appropriate TDI Diver Registration form to TDI Headquarters or registering the students online through the member s area of the TDI website 36 8 Training Material Required Material 1 TDI Diving Rebreathers Diver Manual Part 2 TDI Diver Standards docx Page 179 of 206 TDI Instructor Manual Date 01 01 2015 Diver Standards TD
124. eeseseccacaeeeeeeesetsnniaeeeeeess 202 40 7 Administrative Requirements ssssseeseeestnrrttestrtttttt tans tttt tt tn EnEn Artt EEEE EEES SEEE EEEE Ennes EEE EE Ennen 202 40 8 Required Equipment c ccccccceeeeeececcaeceeeeeeeseceaeaeeeeeeesesecaaeaeeeeeeesecencaeeeeeeeeesecsnceeeeeereeeeees 202 40 9 Required Subject Areas 0 eee cccceeee cence eee eeeeeeeeeeeeeeeeeeneeeeeseneeeeeceneeeeeseneaeeeseeeaeeesenaeeeeeeaeees 204 40 10 Required Skill Performance and Graduation Requirements ssssnssensssesetnrrensserrrnrrrnnseene 205 Part 2 TDI Diver Standards docx Index xi of xx TDI Instructor Manual CED Date 01 01 2015 Diver Standards TDi Version 15 0 Revision History Revision Number Date Changes 2 0 11 12 2001 Reformatted 2 1 02 04 2002 ist Quarter 2002 Updates 2 2 10 10 2002 Updated with latest Training Updates 3 0 08 15 2003 Updated with latest Training Updates 3 1 12 19 2003 Editorial changes and minor updates 5 0 11 19 2004 Minor updates 6 0 10 13 2005 Major updates and additional standards added 7 0 10 27 2005 Editorial changes and training updates 8 0 11 13 2007 Updated with 2007 training updates New standards 9 0 12 01 2008 Updated with new standards and minor editorial changes 10 0 12 31 2009 Updated with 2009 training updates Minor Edits 11 0 01 01 2011 Major edits minor updates 11 1 07 01 2011 Added Sidemount Standard and rEvo to the CCR Standards Add
125. efficiently 4 Demonstrate proficiency in the TDI Closed Circuit Rebreather Diver Program Part 2 TDI Diver Standards docx Page 183 of 206 TDI Instructor Manual CFD Date 01 01 2015 Diver Standards TDi Version 15 0 37 Explorer Rebreather Diver 37 1 Introduction This is the entry level certification course for recreational divers wishing to utilize the Explorer rebreather The objective of this course is to train recreational divers in the benefits hazards and proper procedures for using the Explorer rebreather 37 2 Qualifications of Graduates Upon successful completion of this course graduates may engage in non decompression diving activities utilizing the Explorer to a maximum depth of 40 metres 130 feet not to exceed the maximum depth of the diver s current certification without decompression utilizing nitrox mixes of 32 40 37 3 Who May Teach 1 Any active Hollis Explorer Sport Rebreather Instructor may teach this course 37 4 Student to Instructor Ratio Academic 1 Unlimited so long as adequate facility supplies and time are provided to ensure comprehensive and complete training of subject matter Confined Water swimming pool like conditions 1 A maximum of 6 students per instructor it is the instructor s discretion to reduce this number as conditions dictate Open Water ocean lake quarry spring river or estuary 1 A maximum of 6 students per instructor it is the instructor s discretion t
126. eight weight system Bailout cylinder minimum size 1 9 litres 13 cubic feet Flow meter instructor may supply 26 10 Required Subject Areas The TDI Diving Rebreathers Student Manual and the manufacturer s manual are mandatory for use during this course but instructors may use any additional text or materials that they feel help present these topics The following topics must be covered during this course l 2 3 6 History and Evolution of Rebreathers Comparison of Open Circuit Closed Circuit and Semi closed Circuit Practical Mechanics of the System ao H P e Assembly and disassembly of the rebreather Layout and design Scrubber recharge System maintenance Breathing loop decontamination procedures Review of Nitrox a b c d e Gas Phy Se ron ao SP Formula a b Dalton s Law triangle Optimum nitrox mix Oxygen tracking Gas preparation Dive planning examples siology Oxygen O2 toxicity Hyperoxia Hypoxia Asphyxia Hypercapnia Nitrogen absorption Carbon monoxide CO2 toxicity Gas consumption i Cylinder sizes ii Depth and workload Work Metabolic Consumption Oxygen O2 metabolizing calculations Inspired oxygen O2 calculations rebreather equation Part 2 TDI Diver Standards docx Date 01 01 2015 Version 15 0 Page 119 of 206 TDI Instructor Manual Diver Standards 7 8 9 Date 01 01 2015 Version 15 0 c Equivalent air depth EA
127. ement Form Upon successful completion of the course the instructor must 1 Issue the appropriate TDI certification by submitting the TDI Diver Registration Form to TDI Headquarters or registering the students online through member s area of the TDI website 24 8 Training Material Required Material 1 TDI Diving in Overhead Environments Manual 2 TDI Diving in Overhead Environments Instructor Guide Part 2 TDI Diver Standards docx Page 107 of 206 TDI Instructor Manual Diver Standards Date 01 01 2015 Version 15 0 3 TDI Diving in Overhead Environments Instructor Resource CD Optional Optional Material 1 NACD Art of Safe Cave Diving 2 Basic Cave Diving A Blueprint for Survival 3 CDAA Cavern Sinkhole Manual 4 NSS CDS Cave Diving Manual 5 Cavern Measureless to Man 6 The Darkness Beckons Martyn Farr 24 9 Required Equipment The following equipment is required for each student l 2r E Oh E H Dual cylinders volume appropriate for planned dive student gas consumption Two independent first and second stage regulators one regulator equipped with a long hose at a recommended minimum length of 2 metres 7 feet Submersible pressure gauge Buoyancy compensator device BCD with power inflator Exposure suit adequate for diving environment Mask and fins NO snorkel Two line cutting devices Three battery powered lights 1 primary and 2 back ups each with a with burn time suitable f
128. encasihectesnandeadasgnndinesnedcccaneeddadeanedeaddbeededdessediadaveeddeneastdeeelvaaad 117 26 5 Student e TE 117 26 6 Course Structure and Duration 2 ccccccccceceeeeeeeeeeeaeceeeeeeeeecaanaeceeeeesesecaaeeeeeeeeeseeensieaeeneeess 118 26 7 Administrative Requirements ssssseessensreenstestetttttnrtasrtettttnntasttntttnnnne ntn tnnnnn nesen EEEn nnne ne ent 118 26 8 Training dE EE 118 26 9 REQUIFER EQUIPMENT TE 118 Ke El Me UE Re ET 119 26 11 Required Skill Performance and Graduation Requirements sssssssesseerrensserrrnrrnnsseeereene 120 27 KISS GEM Level 1 Diy Cr eege 122 27 1 lit gee ie de 122 27 2 WIDE lei Ee REN 122 27 3 Who May Re EE 122 27 4 Student to INStruCtOr RAO WE 122 27 5 Student Prerequisites ecccceccececeeeeeeeeeeeeeeeeeeeeeceaaaeceeeeeeeeeceacaeceseeeeeseccaeaeeeeeeesessnsaaeeeeees 122 27 6 Course Structure and Duration inc eiegag iegek tege deed Edel 122 27 7 Administrative Requirements snssseeseeesrtrtttestttttttttnnstttt ttnn rnnr at ttt EEEE nS SEEE EEEn ne nent Ennan eent 123 27 8 Training Material cece ee eee nee rere ee erent ee ernie ee ernie esse EAEAN ee saaeeeeesaeeesesnaeeeeeenaeeeeneaes 123 27 9 Required Equipment sssssssessessseetstttrttrstttttttt tnte rt ttt EEEE ESSEE EEEEEEAS EE EEEEEEEEES EEEE EEEEN ESSEE EEEE Ennen 123 27 10 Required Subject Areas cece tee tenes eerie reas eet nunn eet eee ee teeeeeneeeee teaser seeeeeeae 12
129. ent limits with a recommend maximum of 80 percent of the total PO CNS limit Safety stops to be conducted with a minimum 3 minutes at 6 metres 20 feet nN When the user opts for an automatic diluent valve ADV fitted by the manufacturer additional skills such as regular diluent gauge monitoring and addition control must be emphasized 7 Calculate all off board gas at 45 30 litres 1 6 cubic feet per minute usage to cover stress situations 8 All dives to be completed within appropriate constant PO decompression tables 9 Student is only certified for decompression diving on the specific CCR unit 10 Students must do one bailout from depth on open circuit to include simulated decompression Open Water Skills 1 Pre dive checks a Unit build up b Scrubber packing c Positive and negative checks 2 Verify diluent and O cylinder contents using O analyzer where appropriate 3 Demonstrate correct pre dive planning procedures including a Limits based on system performance b Limits based on oxygen exposures at chosen PPO levels c Limits based on nitrogen absorption at planned depth and PO setpoint Part 2 TDI Diver Standards docx Page 144 of 206 TDI Instructor Manual Diver Standards Date 01 01 2015 Version 15 0 d Thermal constraints 4 Emergency procedures a Mouthpiece familiarity drills Gas shutdowns and loss of gas Broken hoses Flooded absorbent canister Carbon dioxide CO2 breakthrough Semi closed mode
130. entral nervous system CNS tracking e Oxygen tracking units out f Gas management Dive Tables a Creation of custom dive tables appropriate to dive depths b Creation of lower percentage oxygen PO diluent to support loop flushing and bailout at depth Dive Computers a Mix adjustable b Constant partial pressure of oxygen PPO2 c Oxygen O2 integrated Dive Planning a Operational planning i Gas requirements including bailout scenarios ii Oxygen limitations iii Nitrogen limitations iv Helium limitations Equipment Maintenance a Fuel cell management i Date stamps ii Replacement b Loop configurations c Additional fitted equipment and modifications i Auto diluent addition ii Dual mode mouthpieces iii Heads up display iv Additional manual injectors v Integrating oxygen monitors for dive computers 33 10 Required Skill Performance and Graduation Requirements The following open water skills must be completed by the student during open water dives with the following course limits ee a e No dives deeper than 100 metres 330 feet No dives shallower than 40 metres 130 feet other than the 1 air diluent configuration dive Equivalent narcosis depth not to exceed 30 metres 100 feet Calculate all off board gas at litres 45 30 1 06 cubic feet per minute usage to cover stress situations Part 2 TDI Diver Standards docx Page 163 of 206 TDI Instructor Manual Diver Standards Date 01 01 2015 Version 15 0
131. er 8 1 Introduction This course examines the theory methods and procedures of planned stage decompression diving This program is designed as a stand alone course or it may be taught in conjunction with TDI Advanced Nitrox Advanced Wreck or Extended Range Course The objective of this course is to train divers how to plan and conduct a standard staged decompression dive not exceeding a maximum depth of 45 metres 150 feet unless taught in conjunction with the TDI Extended Range Course The most common equipment requirements equipment set up and decompression techniques are presented Students are permitted to utilize enriched air nitrox EAN mixes or oxygen for decompression provided the gas mix is within their current certification level 8 2 Qualifications of Graduates Upon successful completion of this course graduates may engage in decompression diving activities without direct supervision provided 1 The diving activities approximate those of training 2 The areas of activities approximate those of training 3 Environmental conditions approximate those of training Upon successful completion of this course graduates are qualified to enroll in TDI Advanced Nitrox Course TDI Extended Range Course TDI Advanced Wreck Course TDI Entry Level Trimix Course Ch OD oe 8 3 Who May Teach Any active TDI Decompression Procedures Instructor may teach this course 8 4 Student to Instructor Ratio Academic 1 Unlimited so long as ade
132. es 10 20 feet on descent for leak bubble check Electronics systems monitoring for PO levels SETPOINT and switching set points Manual control of set point if electronically controlled CCR is not used CH NAH Use of lift bag delayed surface marker buoy and reel Part 2 TDI Diver Standards docx Page 152 of 206 Date 01 01 2015 Version 15 0 TDI Instructor Manual Diver Standards 10 Proper execution of the dive within all pre determined dive limits a Constant loop volume management 11 Post dive clean of unit to avoid contamination and spread of disease If this is the first CCR course taken the following must be included 1 Post dive clean of unit a Mouth piece and hoses b Clean and disinfect unit c Inspect components of unit 2 Dive maintenance of unit a Cell remove and replace b Mouth piece strip and rebuild c Replacing batteries Decompression related in water skills 1 Demonstrate comfort swimming on surface and at depth carrying bailout decompression cylinder 2 Demonstrate ability to drop and retrieve one bailout decompression cylinder while maintaining position in the water column Demonstrate ability to deploy SMB or lift bag solo and as a member of a team ae Demonstrate appropriate reaction to gas hemorrhage from manifold or first stage SPG and primary regulator Demonstrate appropriate reaction to simulated free flowing deco regulator Buddy breathing deco gas for at least 1 minute Oxygen r
133. es from all the students Ensure that the students have the required equipment and certifications Communicate the training schedule to the students gee ai E Have the students complete the a TDI Liability Release and Express Assumption of Risk Form b TDI Medical Statement Form Upon successful completion of the course the instructor must 1 Issue the appropriate TDI certification by submitting the TDI Diver Registration Form to TDI Headquarters or registering the students online through member s area of the TDI website 19 8 Required Equipment The following are the required for this course 1 TDI Diving in Overhead Environments Manual 2 TDI Diving in Overhead Environments Instructor Guide 3 TDI Diving in Overhead Environments Instructor Resource CD Optional Other suggested reading materials 1 NACD Art of Safe Cave Diving Part 2 TDI Diver Standards docx Page 83 of 206 TDI Instructor Manual Diver Standards Date 01 01 2015 Version 15 0 Basic Cave Diving A Blueprint for Survival CDAA Cavern Sinkhole Manual NSS CDS Cave Diving Manual Cavern Measureless to Man Sir RG ba The Darkness Beckons Martyn Farr The following equipment is required for each student Dual cylinders volume appropriate for planned dive student gas consumption 2 Two independent first and second stage regulators one regulator equipped with a long hose at a recommended minimum length of 2 metres 7 feet Subme
134. eseys wtde veyed a ENNEN 13 Part 2 TDI Diver Standards docx Index i of xx TDI Instructor Manual CFD Date 01 01 2015 Diver Standards TDi Version 15 0 5 8 Required Equipment sssesssessssseinrttrttttsttttt tnnt trt Etr EA ESAE EEE EEEAESEEEEEEEEEAES EEEE EEEEEEES EEEE EEEE Enn EEEE 13 5 9 Required Subject Areas 0 0 eee nr rn nn ee eee eerie ee eee ieee ee neee NAARAAN ANAA aa annaa 13 5 10 Required Skill Performance and Graduation Requirements sssssssnsessertnrrenseerrrnnnenereerrr nnn 14 5 11 To qualify to teach the TDI Sidemount Diver Course an Instructor must 15 BA eebe 16 6 1 Introducton ee 16 6 2 Qualifications of Graduates cece eeeeeeceaeaeeeeeeeeesecaaeaeeeeeeeseseceaeeeeeeesesensuaeeeeees 16 6 3 WhO May Teach E E 16 6 4 Student to Instructor Hanoi 16 6 5 Student Prerequisites ccccccccccceceeeeeeeeceneaeee erences caaeaeeeeeeeeeseaacaeeeeeeesesecacaeeeeeeesetsnsuaeeeeeess 16 6 6 Course Structure and Duration 17 6 7 Administrative Requirements ssenssessestrereteesttttttn rnet tt ttrt tnEnAtr EEEE EAES EErEE EEEE ESAE EEEE Ennen EnEn 17 6 8 Tanung E EE 17 6 9 Required Equipment sssesesessssseinrtirttttsttttt tnra t ettr r EAAS EEEEEEEEEAESEE EEEE EEEEES EEEE EEEEEEES EEEE EEEE ESEE EEEE 17 6 10 Reguired Subject IegSCueeeeEeueeEsggeEe eege EERE NEEE ASANA NEENA AERA KERANA AENA 17 6 11 Required Skill Performance and Graduation Requirements ececceeeeeeeeeeeceeeee
135. essors b Cylinders c Filtration systems d Gauges 5 Mixing Techniques a General considerations b Continuous blending systems c Membrane separation systems d Pre mix systems e Partial pressure blending i Mathematics of partial pressure ii Mixing by weight optional 6 Oxygen O2 Analysis a Procedures b Oxygen O2 analyzers 7 Cylinder Handling and Sign Out 16 11 Required Skill Performance and Graduation Requirements In order to complete this course students must 1 Candidates must successfully service a cylinder valve and regulator for enriched air nitrox EAN use 2 Satisfactorily complete the TDI Service Technician Course written examination Part 2 TDI Diver Standards docx Page 70 of 206 Date 01 01 2015 Version 15 0 TDI Instructor Manual Diver Standards 3 Demonstrate proficiency in servicing scuba equipment for use with enriched air nitrox EAN Regulator service not required if training as Cylinder O2 Service Technician only Note To upgrade from TDI Cylinder to TDI Equipment O Service Technician verification of certification through a recognized manufacturing company regulator clinic is required Additionally practical training and evaluation in regulator oxygen servicing must be completed with an active TDI O Service Technician Instructor any associated refresher training required by the instructor who must then register the certification as per the course administration requirements Pa
136. etscsiaeeeeees 38 10 3 Who May Teach EEEE EEE EAESEEEEEEEEEAESEEEEEEEEEEES EEEE EE EEEE ESEE EEEE Ennn 38 10 4 Student to Instructor Hanoi 38 10 5 Student PrerequiSites cccccccccceceeeeceeeeeneeeceeeeeeeeeeaaneeceeeeeeadeeaaeeeceeeeesecneaeeeseeeeesasennaeeeeeeees 39 10 6 Course Structure and Duration 39 10 7 Administrative Requirements sssssssesssestrersteetttttt tarn tttt ttr EAAS EE EEE EEEA ASEEN EEEEEAES EEEE EEE EE Ennen EEEE 39 10 8 Taming EE 39 10 9 Reguired Equipment sssaaa ainena naiai aaiae aaa n EAA EE A a ai a aiia 40 10 10 Required Subject Areas ics ipcccccccicacecevepdaceceepesacect aeeaeseesadcatepeageeendacet SARARAN EEOAE EE EAN 40 10 11 Required Skill Performance and Graduation Requirements sssssssssrrenseesrrrnrrnnssrerrrnrnenn 42 11 Advanced Wreck Diver vssiseccscieniciet eres 45 11 1 WHOA CUO EE 45 11 2 Qualifications Of Graduates tt tttt ttrt rnnr Arrt tE EE EAESEEEEEEEEEEES EEEE EEEEEE ESEE E EEEn nEt 45 11 3 te ME a KEE 45 11 4 Student to Instructor Hanoi 45 11 5 Student PrerequiSites n ionieni iniiai aaia aiaa aaa aia aaia 45 11 6 Course Structure and Duration ccceceeeecceceeeeeeeeeeeeneaeeeeeeeeesecaeaeceeeeesesenaeaeeeeeeesesennueaeeeeeess 46 11 7 Administrative Requirements ccccccceeeeeeeeccaeeeeeeeeeeecacaeeeeeeeeesenaaeaeeeeeeesesecaeaeeeeeenseeneaeess 46 11 8 TRAINING dE ET 46 11 9 REQUIFED EQUIPMENT EE 46 NNER Ke UU ET 47 11 11 Required Skill Per
137. f 206 TDI Instructor Manual Diver Standards Date 01 01 2015 Version 15 0 2 Travel mix cylinder s a Cylinder volume appropriate for planned dive and student gas consumption b Labeled in accordance with TDI Standards 3 Decompression mix cylinder s a Cylinder volume appropriate for planned dive and student gas consumption b Labeled in accordance with TDI Standards 4 Suit inflation cylinder required for dry suit divers only 5 Regulators a Primary and primary redundant required on all bottom mix cylinder s b Submersible pressure gauges are required on all primary bottom mix cylinders c A contingency use long hose second stage should be designated and appropriately rigged to facilitate air sharing at depth if necessary d Itis strongly recommended that all 4 required regulators be all DIN or all 4 yoke 6 Buoyancy compensator device s BCD adequate for equipment configuration 7 Redundant depth and timing devices air decompression computers allowed for use as depth and timing devices 8 Redundant light system if required by site 9 Ascent reel with lift bag surface marker buoy a Adequate for maximum planned depth b Minimum of 23 kg 50 lb lift bag a dump valve highly recommended 10 Exposure suit adequate for the open water environment 11 Line cutting device 12 Underwater slate for decompression contingency tables 13 Helium analyzer recommended 13 10 Required Subject Areas The TDI Advanced Trimix Ma
138. face marker buoy a Adequate for maximum planned depth b Minimum of 23 kg 50 lb lift bag a dump valve highly recommended 10 Exposure suit adequate for the open water environment 11 Line cutting device 12 Underwater slate for decompression contingency tables 13 Helium analyzer recommended 12 10 Required Subject Areas The TDI Extended Range Entry Level Trimix Manual is mandatory for use during this course but instructors may use any additional text or materials that they feel help present these topics The following topics must be covered during this course 1 Physics a Pressure review 2 Physiology a Hypoxia b Oxygen O3 toxicity i Whole Body OTU s ii Central nervous system CNS Nitrogen narcosis Nitrogen and helium absorption and elimination Carbon dioxide CO toxicity Carbon monoxide CO toxicity Helium mmo ao Part 2 TDI Diver Standards docx Page 52 of 206 TDI Instructor Manual Diver Standards i HPNS ii Effects on respiration iii Effects as an insulator h Counter diffusion i Hyperthermia j Hypothermia 3 Decompression Options a Air b Nitrox c Helium 4 Equipment Considerations a Cylinder options Stage cylinders options Suit inflation options Regulator options Harness BCD options Computer depth gauge bottom timer options Ascent and navigation reels re ron pp Lift bags surface marker buoys i Lights j Redundant mask and knife k Jon line 5 Dive Tables a
139. facility supplies and time are provided to ensure comprehensive and complete training of subject matter Confined Water swimming pool like conditions 1 N A Open Water ocean lake quarry spring river or estuary 1 Since entry level nitrox is essentially an informational and academic based course no dives are specifically required as there are no skills to evaluate 2 Optional dives are desirable to effectively demonstrate the advantages of EAN use in practical field use If scheduled no direct instructor supervision is required but dives should not be conducted in environments that may exceed the existing skill or depth levels of the student 6 5 Student Prerequisites 1 Minimum age 18 15 with parental consent 2 Have a minimum certification of open water diver or a current enrollment in an open water diver course Part 2 TDI Diver Standards docx Page 16 of 206 TDI Instructor Manual CFD Date 01 01 2015 Diver Standards TDi Version 15 0 6 6 Course Structure and Duration Open Water Execution 1 Two nitrox dives are recommended but are not required Course Structure 1 TDI allows instructors to structure courses according to the number of students participating and their skill level Duration 1 The suggested number of classroom hours is 3 6 7 Administrative Requirements The following is the administrative tasks Collect the course fees from all the students Ensure that the students have the required equipment Com
140. fees from all the students Ensure that the students have the required equipment Communicate the schedule to the students PWN o Have the students complete the a TDI Liability Release and Express Assumption of Risk Form b TDI Medical Statement Form Upon successful completion of the course the instructor must 1 Issue the appropriate TDI certification by submitting the TDI Diver Registration Form to TDI Headquarters or registering the students online through member s area of the TDI website 29 8 Training Materials The following are required for this course 1 TDI Diving Rebreathers Student Manual Part 2 TDI Diver Standards docx Page 135 of 206 TDI Instructor Manual CFD Date 01 01 2015 Diver Standards TDi Version 15 0 2 TDI Diving Rebreathers PowerPoint Presentation 3 Manufacturer s manual and updates 4 Manufacturer s Build Checklist 5 TDI CCR Preflight Checklist 6 Rebreather course evaluation form see appendix Ta Mel Clark Rebreathers Simplified Required for JJ CCR only Optional L Mel Clark Rebreathers Simplified 29 9 Required Equipment The following equipment is required for each student 3 Oy E bm A complete closed circuit rebreather Minimum of 1 CCR dive computer or bottom timer and depth gauge Mask fins and a suitable line cutting device Slate and pencil Reel with a minimum of 40 metres 130 feet of line Lift bag delayed surface marker buoy DSMB with a minimum of 12 kg
141. formance and Graduation Requirements ssssssssesrrensteserrnrrnnsererrrnrnenne 48 12 Trimix VC a es es csc cee 50 12 1 ie Uerde EE 50 12 2 Qualifications Of Graduates cece cece eecaaeaeeeeeeeeesnaaeaeeeeeeesesenaeaeeeeeeeseseenuaeeeeeess 50 12 3 Who May Re cis acvecttecds giia a a budendsdreacscanbadeaverteecgeeinaceatsavaaciaanbadense 50 12 4 Student to Instructor Hanoi 50 12 5 Student ee UE EEN 50 12 6 Course Structure and Duration 51 12 7 Administrative Requirements n sssssseessesrreteteesttttntanttesttttn tann ttetttnn AAAS Ater tEEnnA nsan EEEn nnne nennen 51 12 8 Training ET 51 12 9 Required Equipment TTT 51 12 10 Required Subject TEE 52 12 11 Required Skill Performance and Graduation Requirements ssssssssesrrenseesrttnrrnnsererrrnrne nn 54 13 Advanced Trimix Dier eessen SES EE Ee 56 13 1 treier de EE 56 Part 2 TDI Diver Standards docx Index iii of xx TDI Instructor Manual CFD Date 01 01 2015 Diver Standards TDi Version 15 0 13 2 Qualifications Of Graduates cece eeceaeaeeeeeeeeeseaaeaeeeeeeesesenaeaeeeeeeesetecsiaeeeeeess 56 13 3 WhO May Teach iioa A EEEE EEEE EEOAE EEEE RL 56 13 4 Student to Instructor Hanoi 56 13 5 Student Prerequisites eccccccceccceeeeeeeececcaeceeeeeeeeceaeaeeeeeeeeesecaaeaeceeeeesesencueaeeeeeeeseseesuaeeeeeees 56 13 6 Course Structure and Duration 57 13 7 Administrative Requirements sssessesesenttetsteesttttttnrntttt ttrt EnEn Et rE EE EEES E
142. fully blend and analyze a minimum of 5 cylinders of nitrox and 3 cylinders of trimix 2 Satisfactorily completes the TDI Advanced Gas Blender Course written examination Demonstrate proficiency in blending and analysis of nitrox and trimix gases Part 2 TDI Diver Standards docx Page 67 of 206 Date 01 01 2015 Version 15 0 TDI Instructor Manual Diver Standards 16 Oxygen O2 Equipment Service Technician 16 1 Introduction This course enables the successful candidate to engage in the preparation of scuba equipment for Technical Diving Gases The objective of this course is to train candidates in the proper procedures required for oxygen equipment cleaning This course may be combined with the TDI Visual Inspection Procedures course at the discretion of the instructor 16 2 Qualifications of Graduates Upon successful completion of this course candidates will be able to prepare scuba equipment according to their certification level There are two levels of certification as follows 1 Equipment O service technician Qualified to service scuba regulators cylinders valves and manifolds for use with EAN and other technical diving gases 2 Cylinder O service technician Qualified to service scuba cylinders valves and manifolds for use with EAN and other technical diving gases 16 3 Who May Teach Any active TDI Service Technician Instructor may teach this course 16 4 Student to Instructor Ratio Academic 1 Unlimited so
143. g activities in a technical equipment configuration without direct supervision provided 1 The diving activities approximate those of training 2 The areas of activities and environmental conditions approximate those of training Graduates may enroll in 3 TDI Advanced Nitrox Course 4 TDI Decompression Procedures Course 3 3 Who May Teach 1 Procedure One A current and active status SDI Open Water Scuba Diver Instructor or TDI Nitrox Instructor who has completed a TDI Intro to Tech Instructor course conducted by a TDI Intro to Tech IT may be registered to teach 2 Procedure Two An active status SDI Open Water Scuba Diver Instructor or TDI Nitrox Instructor who holds the ratings of TDI Advanced Nitrox and Decompression Procedures Diver certifications or equivalent may apply for an administrative upgrade to teach 3 4 Student to Instructor Ratio Academic 1 Unlimited so long as adequate facility supplies and time are provided to ensure comprehensive and complete training of subject matter Confined Water swimming pool like conditions 1 N A Open Water ocean lake quarry spring river or estuary Part 2 TDI Diver Standards docx Page 3 of 206 Date 01 01 2015 Version 15 0 TDI Instructor Manual Diver Standards 1 A maximum of 6 students per instructor it is the instructor s discretion to further reduce this number as conditions dictate 3 5 Student Prerequisites 1 Minimum age 18 15 with parental consent 2 Mi
144. g cave dives 1 Properly deploy a guideline 2 Properly use line markers Part 2 TDI Diver Standards docx Page 80 of 206 TDI Instructor Manual Diver Standards Date 01 01 2015 Version 15 0 Properly follow a guideline with eyes open and closed simulating loss of visibility Air share with a buddy with eyes open following the guideline Air share with a buddy with lights off eyes closed and use touch contact following the guideline Remove and replace mask while in contact with guideline Demonstrate light hand signals and touch contact Conservation and awareness techniques E Ok ee Referencing as back up navigation 10 Demonstrate adequate anti silting techniques 11 Simulate a primary light failure and use back light to exit the cave 12 Demonstrate lost line and lost diver drills In order to complete this course students must Satisfactorily complete the TDI Intro Cave Diver Course written examination Perform all land drills and cave dive requirements safely and efficiently Demonstrate mature sound judgment concerning dive planning and execution Maintain an appropriate level of awareness and respect for the cavern environment Dr a go E Log all dives Part 2 TDI Diver Standards docx Page 81 of 206 Date 01 01 2015 Version 15 0 TDI Instructor Manual Diver Standards 19 Full Cave Diver 19 1 Introduction This course is the third stage of training in the series of TDI s Cave Diver development
145. ge 18 2 Minimum certification as a TDI Advanced Nitrox Diver and TDI Decompression Procedures Diver or equivalent 3 Provide proof of a minimum 100 logged dives Part 2 TDI Diver Standards docx Page 50 of 206 Date 01 01 2015 Version 15 0 TDI Instructor Manual Diver Standards 12 6 Course Structure and Duration Open Water Execution 1 Four decompression dives are required with a minimum accumulated bottom time of 100 minutes 2 Two of the dives should be deeper than 40 metres 130 feet Course Structure 1 TDI allows instructors to structure courses according to the number of students participating and their skill level Duration 1 The minimum number of classroom and briefing hours is 8 12 7 Administrative Requirements The following is the administrative tasks Collect the course fees from all the students Ensure that the students have the required equipment Communicate the training schedule to the students PWN Have the students complete the a TDI Liability Release and Express Assumption of Risk Form b TDI Medical Statement Form Upon successful completion of a TDI course the instructor must 1 Issue the appropriate TDI certification by submitting the TDI Diver Registration Form to TDI Headquarters or registering the students online through member s area of the TDI website 12 8 Training Material Required material 1 TDI Extended Range Entry Level Trimix Diver Manual Optional Material 1 TDI
146. h 14 2 10 01 2014 29 5 30 5 31 5 Added to perquisites f the rebreather is a TDI approved sidemount rebreather the student must hold the TDI Sidemount Diver certification or equivalent and provide proof of 10 logged sidemount dives 29 10 30 11 31 11 Added to the Required Skill Performance and Graduation Requirements All standards set by both TDI and the rebreather manufacturer must be met while maximum limits of neither may be exceeded 32 CCR Mixed Gas Diver completely revised 33 CCR Advanced Mix Gas Diver completely revised 29 8 Required Materials for Air Diluent CCR revised 30 8 Required Materials for Air Diluent Decompression CCR revised 31 8 Required Materials for Helitrox Decompression CCR revised 15 0 01 01 2015 No Changes Part 2 TDI Diver Standards docx Index xiii of xx TDI Instructor Manual Diver Standards 1 Course Overview Matrix Date 01 01 2015 Version 15 0 1 1 All Courses Section Course Minimum Number of Student Prerequisite Age Required Dives to Certification Instructor and dives Ratio 3 Intro to 15 3 dives no deeper than 23 6 to Advanced Diver Tech metres 75 feet 25 logged dives 4 DPV Diver 18 3 dives 4tol Open Water Diver 5 Sidemount Diver 18 3 dives 4tol Open Water Diver 6 Nitrox 15 N A 2 dives recommended N A SDI Open Water Diver 8 to 1 Scuba Diver or current enrollment in an SDI Open water Scuba Diver course or equivalent 7 Adv
147. h of the dive p LA Off board bailout required for dives deeper than 18 metres 60 ft with appropriate volume for maximum planned depth 37 10 Required Subject Areas The TDI Diving Rebreathers Student Manual and the manufacturer s manual are mandatory for use during this course but instructors may use any additional text or materials that they feel help present these topics The following topics must be covered during this course 1 History and Evolution of Rebreathers 2 Comparison of Open Circuit Closed Circuit and Semi closed Circuit Units 3 Practical Mechanics of the Explorer Rebreather System a Assembly and disassembly of the Explorer rebreather b Layout and design c Scrubber replacement d Pre dive safety check sequence e System maintenance and storage f Breathing loop decontamination procedures 4 Review of Nitrox a Dalton s Law triangle b Optimum nitrox mix c Oxygen tracking d Gas preparation and analysis 5 Gas Physiology a Oxygen toxicity b Hyperoxia Part 2 TDI Diver Standards docx Page 186 of 206 TDI Instructor Manual Diver Standards Hypoxia Asphyxia Hypercapnia Nitrogen absorption CO2 toxicity Gas consumption ro mo pn i Cylinder sizes 6 Formula Work a Cylinder size duration equation b Equivalent air depth 7 Dive Tables a Equivalent air depth b CNS toxicity tables c NDL tables 8 Dive Computers a Mix adjustable b Oxygen integrated c PO2monitoring devices 9 Dive
148. he rebreather used may teach this course 39 4 Student to Instructor Ratio Academic 1 Unlimited so long as adequate facility supplies and time are provided to ensure comprehensive and complete training of subject matter Open Water 1 A maximum of 3 students per active TDI Instructor are allowed 2 The ratio should be reduced as required due to environmental or operational constraints Cave Dives 1 A maximum of 3 students per active TDI Instructor are allowed 2 The ratio should be reduced as required due to environmental or operational constraints Part 2 TDI Diver Standards docx Page 195 of 206 Date 01 01 2015 Version 15 0 TDI Instructor Manual Diver Standards 39 5 Student Prerequisites 1 Minimum age 18 2 Minimum certification requirement TDI CCR Air Diluent Diver or equivalent 3 Provide proof of certification as a a TDI Rebreather Cavern Diver or equivalent OR b TDI Introductory Cave Diver or equivalent 4 Provide proof of a minimum of 50 logged dives and 30 hours on the rebreather unit used 39 6 Course Structure and Duration Water Execution 1 One open water evaluation dive must be conducted if students are new to the instructor or a period of 6 months has passed since their last cavern dive 2 Minimum of 4 single guideline cave dives with a total bottom time of 160 minutes conducted at 2 different sites 3 Only 2 dives from the TDI Introductory Rebreather Cave Diver course may be credited towards t
149. he start up procedures each time l H Demonstrate properly analysis of all gas mixtures to be used Demonstrate proper loading of scrubber canister a Cartridge properly oriented top and bottom b Top plate inspection and inserting c Canister sponge inspection Demonstrate a complete systems check and rebreather configuration Demonstrate appropriate pre dive planning a Limits based on personal gas consumption b Limits based on oxygen consumption and exposures at planned depth c Limits based on nitrogen absorption at planned depth Properly execute the planned dive within all pre determined limits Part 2 TDI Diver Standards docx Page 176 of 206 Date 01 01 2015 Version 15 0 TDI Instructor Manual Diver Standards 6 Demonstrate the proper procedures for a Buoyancy control with minimal air use b ADV use c Mask clearing with minimal air loss d Bail out i On board with ascent while safely conducting any simulated decompression obligations ii Off board while maintaining depth switch back to loop before ascent Mouthpiece removal Clearing loop of water Ascent techniques Pamo Simulated emergency i Omitted decompression procedures ii Buddy checks iii Safety stops 7 Properly execute the break down and maintenance of rebreather 8 Post dive clean of unit a Mouth piece and hoses b Clean and disinfect unit c Inspect components of unit 9 Diver maintenance of unit a Cell remove and replace b Mouthpiece strip an
150. he total dives required for TDI CCR Air Diluent Decompression Procedures course Course Structure 1 TDI allows instructors to structure courses according to the number of students participating and their skill level Duration 1 The minimum number of classroom and briefing hours is 4 2 Course must be taught over a minimum of 2 days 39 7 Administrative Requirements The following is the administrative tasks Collect the course fees from all the students Ensure that the students have the required equipment Communicate the training schedule to the students Aw Ny Have the students complete the a TDI Liability Release and Express Assumption of Risk Form b TDI Medical Statement Form Upon successful completion of the course the instructor must 1 Issue the appropriate TDI certification by submitting the TDI Diver Registration Form or registering the students online through member s area of the TDI website Part 2 TDI Diver Standards docx Page 196 of 206 TDI Instructor Manual Diver Standards Date 01 01 2015 Version 15 0 39 8 Required Equipment The following are required for this course TDI Diving in Overhead Environments Manual TDI Diving in Overhead Environments Instructor Guide TDI Diving in Overhead Environments Instructor Resource CD Optional TDI Diving Rebreathers Student Manual TDI Diving Rebreathers PowerPoint Presentation optional CCR Manufacturer s manual and updates Manufacturer s Build
151. hing bag rupture Open circuit bailout Hyperoxia scenario So meas e Hypoxia scenario Hypercapnia scenario Post problem maintenance of equipment oo 27 11 Required Skill Performance and Graduation Requirements The dive depth shall not exceed one point four 1 4 ATM PO The following skills must be completed by the student during open water dives Confined Water Skills 1 Complete GEM Pre dive Checklist 2 Pre dive checks minimum time a Scrubber packing b Unit assembly c One way valve check Part 2 TDI Diver Standards docx Page 125 of 206 TDI Instructor Manual Diver Standards Date 01 01 2015 Version 15 0 d Positive and negative pressure tests Properly analyze supply cylinder Proper fitting and adjustment of counter lung system Correct starting orientation of mouth piece Perform in water bubble check Perform 1 stationary bail out Perform 1 bail out ascent from a depth not shallower than 1 5 metres 5 feet CHI AAR S Perform a complete unit disassembly and cleaning NOTE All pool dives must be conducted with a minimum of 40 1 oxygen in the source cylinder Open Water Skills 1 Properly analyze gas mixture 2 Perform pre dive check sequence with use of manufacturer s checklist a minimum of 5 times 3 Demonstrate a leak check and repair scenario 4 Properly pack scrubber canister a minimum of 2 times 5 Properly execute set up and breakdown a minimum of 5 times 6 Demonstrate adequate pre
152. ht failure and deploy back up light and follow guideline 11 If diver uses a duel valve system air gas valve management Note No removal of life support equipment shall be permitted within the overhead environment In order to complete this course students must Perform all land drills and cavern dive requirements safely and efficiently Demonstrate mature sound judgment concerning dive planning and execution Maintain an appropriate level of awareness and respect for the cavern environment Bee E Log all dives Part 2 TDI Diver Standards docx Page 76 of 206 Date 01 01 2015 Version 15 0 TDI Instructor Manual Diver Standards 18 Introductory Cave Diver 18 1 Introduction This course is an introduction to the basic principles of cave diving utilizing a single primary guide line Introductory cave diving is the second level in the development of safe techniques for cave diving directly building upon the cavern diver course This introduction to cave diving is not intended to train divers for all facets of cave diving The objective of this course is the perfection of skills taught in the cavern diving program in addition to the adoption of additional techniques and procedures required for elementary cave dives 18 2 Qualifications of Graduates Upon successful completion of this course graduates may engage in single guideline cave diving activities without direct supervision provided the graduates adhere to the following l
153. i Version 15 0 2 TDI Diving Rebreathers Instructor Guide 3 TDI Standards and Procedures Instructor Manual 4 Rebreather Course Evaluation Form 5 Poseidon Discovery MK IV User Manual 6 Manufacturer s Build Checklist 7 TDI CCR Preflight Checklist Optional Material 1 TDI Diving Rebreathers PowerPoint Presentation Series 2 Richard Pyle A Learners Guide to Closed Circuit Rebreather Operations 3 Kenneth Donald Oxygen amp The Diver 4 John Lamb Oxygen Measurement for Divers 5 Barsky Thurlow amp Ward The Simple Guide to Rebreather Diving 6 Bob Cole Rebreather Diving 7 Jeffrey Bozanic Mastering Rebreathers 36 9 Required Equipment The following equipment is required for each student SC ON in ee E a The student must own or have access to Poseidon MK VI SE7EN CCR Depth gauge and automatic bottom timer and or dive computer Mask fins Exposure suit suitable for the diving environment Knife Slate and pencil Bailout cylinder with a minimum capacity of 5 litres 40 cubic feet Ascent reel with lift bag surface marker buoy appropriate for maximum planned depth minimum of 12 kg 25 lbs 36 10 Required Subject Areas Instructor must use the TDI Diving Rebreathers Student Manual instructor guide manufacturer s manual and the current TDI Standards and Procedures Manual but may also use any additional text or materials that they feel help present these topics The following topics must be covered duri
154. ification 26 3 Who May Teach Any active TDI Rebreather Instructor may teach this course Specific instructor certification required for each specific rebreather 26 4 Student to Instructor Ratio Academic 1 Unlimited so long as adequate facility supplies and time are provided to ensure comprehensive and complete training of subject matter Confined Water swimming pool like conditions 1 N A Open Water ocean lake quarry spring river or estuary 1 A maximum of 6 students per instructor for the Draeger units maximum of 4 students per instructor for the Azimuth and Submatix units it is the instructor s discretion to reduce this number as conditions dictate 26 5 Student Prerequisites 1 Minimum age 18 15 with parental consent 2 Minimum certification of TDI Nitrox Diver may be combined in program or equivalent at the discretion of the instructor Part 2 TDI Diver Standards docx Page 117 of 206 Date 01 01 2015 Version 15 0 TDI Instructor Manual Diver Standards 26 6 Course Structure and Duration Open Water Execution 1 A minimum of 4 dives with a minimum of 100 accumulated minutes for the Drager units 2 A minimum of 5 dives with a minimum of 125 accumulated minutes for the Submatix ST100 3 A minimum of 6 dives with a minimum of 150 accumulated minutes for the Azimuth Course Structure 1 TDI allows instructors to structure courses according to the number of students participating and their skill level
155. ighting and buoyancy control during dive phase and decompression a Introduction and review of different models Biihlmann DCIEM US Navy etc b Proper use of electronic multi level dive computers for dive planning and decompression Part 2 TDI Diver Standards docx Page 41 of 206 TDI Instructor Manual Diver Standards Date 01 01 2015 Version 15 0 i Mix adjustable ii 0 integrated 7 Dive Planning a Standard Operation i Gas requirements ii Oxygen limitations iii Nitrogen limitations iv Helium limitations b Emergency planning i Omitted decompression ii Decompression sickness iii Equipment failure 8 Procedures a Primary and Decompression Gas i Normal operations ii Failure loss or inadequate emergency procedures iii Analysis and logging iv Safeguards on decompression supply regulators v Rigging and deployment of decompression equipment b Descent i Methods of entry down lines or free decent ii Organization of equipment carried on diver c Ascent i Variable rates ii Trim and compensation d Fixed or Drifting Decompression Methods L Up lines fixed to bottom ii Reels and lift bags surface marker buoys iii Free drifting stages or boat supplied iv Self contained versus surface supply rendezvous gas cylinders e Support i From shore ii From descent line or fixed platform iii From live aboard boat 10 11 Required Skill Performance and Graduation Requirements The following open
156. ii Replacement b Loop configurations c Additional fitted equipment and modifications i Auto diluent addition ii Dual mode mouthpieces iii Heads up display iv Additional manual injectors v Integrating oxygen monitors for dive computers Part 2 TDI Diver Standards docx Page 157 of 206 TDI Instructor Manual Diver Standards Date 01 01 2015 Version 15 0 32 10 Required Skill Performance and Graduation Requirements The following open water skills must be completed by the student during open water dives with the following course limits 1 No dives deeper than 60 metres 200 feet 2 No dives shallower than 40 meters 130 feet other than the air diluent configuration dive are credited toward the dive requirements Subsequent training dives in shallow water are permitted if necessary during the course Equivalent narcosis depth not to exceed 30 metres 100 feet Calculate all off board gas at 45 30 litres 1 06 cubic feet per minute usage to cover stress situations PO not to exceed manufacturer recommendation or a working limit of 1 3 bar during the bottom phase of the dive and 1 4 bar during the decompression phase of the dive 6 Diluent PO2 should not exceed 1 2 at maximum depth 7 All dives to be completed within appropriate fixed PO decompression tables or decompression planning software 8 All dives to be completed within CNS percentage limits with a recommend maximum of 80 percent of the total PO CNS limit
157. iid abled ible lad dab nbd nib ankle dabei 140 30 4 Student to Instructor RAO vai tccisasea deacasitectesnandeadasgnndinesnedsccanatddgdeanedeaddaeedadueanthiadaveeddenedstdeadanaaa 140 30 5 Student E UE 140 30 6 Course Structure and Duration ccccccccceceeceeeeeeeeaeceeeeeeesecaaeaeceeeeeseeeeeaceeeeeeeeseeennaneeeeeeess 141 30 7 Administrative Requirements sssssseeseensreenstestrtttttnrttsttettttnntasstntttnnnneatentnnn nanesen nEEn nanet ent 142 30 8 Training ELE 142 30 9 REQUIFER Equipments 3 eise Eeselen eh 142 30 10 Required Subject Areas 00 00 ecceeeere cette eee enter ee enne ee ee te ee ee eeee ee eaeeeeeeaeeeseeaeeeeeenaneeeenaes 143 30 11 Required Skill Performance and Graduation Requirements sssesseernenssesrernrrrnsserrrrer nnn 144 31 Helitrox Diluent Closed Circuit Rebreather Diver Decompression Procedures Course Unit Specific ccccccceeeeeeeeeeeeeeeeeeeeeeeneeeeeeeeeeeees 147 31 1 tree 147 31 2 Qualifications of Graduates iieii ie aiia iaaa 147 31 3 Who May Teach EE 147 31 4 Student to Instructor RAO seseris ienei aa AE ANEA EE N EAA AEE 147 31 5 Student e UE EE 148 31 6 Course Structure and Duration siainen nE cece Ea EE EAE SE AAEN aE AEE 148 31 7 Administrative Requirement ccccccccceeeseeeceeeeeeeeeeceseeeaeaeceeeeeeeceneaeaeceeeeeeadenuiaeeeseeeenteee 149 31 8 called ELE 149 31 9 Required Equipment icici ivesteccceecsscaausauad a Aa EE E E levsatelas Geaaae dE
158. ility Perform bailout exit practicing bottle swapping with teammates following the guideline QoS Perform bailout exit practicing bottle swapping with teammates simulating zero visibility and using touch contact following the guideline Remove and replace mask while in contact with guideline Demonstrate light hand signals and touch contact 4 5 6 Conservation and awareness techniques 7 Using referencing as back up navigation 8 Demonstrate adequate anti silting techniques 9 Simulate a primary light failure and use back up light to exit the cave 10 Demonstrate lost line drills using instrumentation lighting only 11 Demonstrate lost diver drills 12 Demonstrate rebreather unit specific skills in compliance with current level of rebreather certification as outlined in the TDI course curriculum In order to complete this course students must Satisfactorily complete the TDI Introductory Cave Diver Course written examination Perform all land drills and cave dive requirements safely and efficiently Demonstrate mature sound judgment concerning dive planning and execution Maintain an appropriate level of awareness and respect for the cavern environment St eee ck E Log all dives Part 2 TDI Diver Standards docx Page 200 of 206 Date 01 01 2015 Version 15 0 TDI Instructor Manual Diver Standards 40 Rebreather Full Cave Diver 40 1 Introduction This course is the third stage of training in the series of TDI s Reb
159. ill Out of Gas drill and Bubble Check Team buddy equipment checks Air gas matching Route entry exit and planned path underwater Tables depth duration waypoints and schedule Stress analysis and mitigation The student must perform the following in water skills during dives 1 Demonstrate various propulsion techniques frog kick modified frog kick modified flutter kick backwards kick helicopter turns and hand pulling if appropriate for the environment Demonstrate adequate buoyancy control ability to hover at fixed position in water column without moving hands or feet Demonstrate adequate trim ability to maintain proper position during the descent bottom and ascent portion of the dive Demonstrate the ability to perform the following exercises while maintaining trim and buoyancy in the water column Part 2 TDI Diver Standards docx Page 14 of 206 Date 01 01 2015 Version 15 0 TDI Instructor Manual Diver Standards a Unclipping and attaching sidemount cylinders b Perform gas switches with and without a mask Demonstrate the ability to safely manage gas in independent cylinders Demonstrate conservation awareness and back referencing techniques Deploy lift bag OND Carry additional cylinder s optional In order to complete this course students must Perform all land drills and dive requirements safely and efficiently Demonstrate mature sound judgment concerning dive planning and execution Mai
160. iluent valve ADV is fitted by the manufacturer additional skills such as regular gauge and electronics monitoring and manual control must be emphasized Descent and ascent must be done following a gradual increase such as a beach access with gentle slope or using a descent line reference to the bottom and surface Pool Confined Water Skills ue ae Got 7 Pre dive checks Leak checks Demonstrate understanding of monitoring PO and CO Sensor if applicable Demonstrate understanding of monitoring pressure gauges Demonstrate mouthpiece familiarity being able to close the mouthpiece properly and bail out to open circuit Descent procedures adding gas to BCD and counter lungs as appropriate Part 2 TDI Diver Standards docx Page 115 of 206 TDI Instructor Manual Diver Standards Date 01 01 2015 Version 15 0 7 Adding diluent manually if applicable 8 Understanding the ADV 9 Swimming and maintaining buoyancy 10 What to do in case of light gurgling 11 Maintaining adequate loop volume 12 Alarms immediate bailout 13 Ascending in the water while venting air spaces lungs counter lungs BCD Open Water Skills 1 PO monitoring 2 Monitoring pressure gauges 3 Maintaining buoyancy 4 Maintaining adequate loop volume In order to complete the rebreather discovery program the student must 1 Satisfactorily complete the written examination with a minimum score of 80 percent followed by 100 percent remediation 2 Co
161. imits 1 Penetration is limited to1 3 of a single diving cylinder or 1 6th if using double cylinders 40 metres 130 feet maximum depth No decompression diving Maintain a continuous guideline A au ir S Proper cave diving equipment is used Upon successful completion of this course graduates are qualified to enroll in 1 TDI Cave course 18 3 Who May Teach Any active TDI Introductory Cave or Cave Instructor may teach this course 18 4 Student to Instructor Ratio Academic 1 Unlimited so long as adequate facility supplies and time are provided to ensure comprehensive and complete training of subject matter Confined Water swimming pool like conditions 1 N A Cave Dives 1 A maximum of 3 students per active TDI Instructor are allowed 2 The ratio should be reduced as required due to environmental or operational constraints 18 5 Student Prerequisites 1 Minimum age 18 15 with parental consent 2 Provide proof of certification as a TDI Cavern Diver or equivalent Part 2 TDI Diver Standards docx Page 77 of 206 Date 01 01 2015 Version 15 0 TDI Instructor Manual Diver Standards 18 6 Course Structure and Duration Water Execution 1 Minimum of 4 single guideline cave dives with a total bottom time of 100 minutes conducted at 2 different sites Course Structure 1 TDI allows instructors to structure courses according to the number of students participating and their skill level Duration 1 The minimum
162. ine Diver Level I 24 6 Course Structure and Duration Open Water Execution 1 8 mine dives are required with a minimum accumulated bottom time of 240 minutes at 3 different sites different water entry points in the same mine system may be considered a different site for Mine Diver Level II training if they are at least 100 metres 330 feet apart 2 At least 1 of these sites should be a location not utilized in training during the student s Mine Diver Level I course 3 Ifthe student is already certified as a TDI Mine Diver Level I or TDI Full Cave Diver a maximum of 2 dives may be credited towards Mine Diver Level II training at the discretion of the instructor 4 Ifcombined with Mine Diver Level I a total of 12 dives with a total minimum bottom time of 340 minutes must be conducted over a minimum of 6 days Course Structure 1 TDI allows instructors to structure courses according to the number of students participating and their skill level Duration 1 The suggested number of classroom and briefing hours is 6 2 Course must be taught in no less than 4 days 24 7 Administrative Requirements The following is the administrative tasks Collect the course fees from all the students Ensure that the students have the required equipment and certifications Communicate the training schedule to the students eRe S E Have the students complete the a TDI Liability Release and Express Assumption of Risk Form b TDI Medical Stat
163. ing the students online through member s area of the TDI website 23 8 Training Material Required Material 1 TDI Diving in Overhead Environments Manual 2 TDI Diving in Overhead Environments Instructor Guide 3 TDI Diving in Overhead Environments Instructor Resource CD Optional Part 2 TDI Diver Standards docx Page 101 of 206 TDI Instructor Manual Diver Standards Date 01 01 2015 Version 15 0 Optional Material NACD Art of Safe Cave Diving Basic Cave Diving A Blueprint for Survival CDAA Cavern Sinkhole Manual NSS CDS Cave Diving Manual The Darkness Beckons Martyn Farr EE E ae Cavern Measureless to Man 23 9 Required Equipment The following equipment is required for each student 1 Primary cylinder s volume appropriate for planned dive and student gas consumption Dual orifice Y or H closed valve or dual valve manifold ul Two independent first and second stage regulators one regulator equipped with a long hose at a recommended minimum length of 2 metres 7 feet Submersible pressure gauge Buoyancy compensator device BCD with power inflator Exposure suit adequate for diving environment Mask and fins NO snorkel Line cutting device SE oS a Three battery powered lights 1 primary and 2 back ups each with a with burn time suitable for the planned dive time 10 Safety reel with a minimum of 37 metres 125 feet of guideline 11 One primary cave diving reel with length appropriat
164. ired equipment and certifications Communicate the training schedule to the students Zo 8 ei 7 Have the students complete the a TDI Liability Release and Express Assumption of Risk Form b TDI Medical Statement Form Upon successful completion of the course the instructor must 1 Issue the appropriate TDI certification by submitting the TDI Diver Registration Form to TDI Headquarters or registering the students online through member s area of the TDI website 17 8 Required Equipment Suggested reading materials TDI Diving In Overhead Environments manual NACD Art of Safe Cave Diving Basic Cave Diving A Blueprint for Survival CDAA Cavern Sinkhole Manual NSS CDS Cavern Manual Oy Pe el The following equipment is required for each student 1 Primary cylinder volume appropriate for planned dive and student gas consumption students are permitted to use double cylinders but would be limited to the 1 6 air rule Part 2 TDI Diver Standards docx Page 73 of 206 TDI Instructor Manual Diver Standards Date 01 01 2015 Version 15 0 2 Regulator with pressure gauge and alternate air source although not required it is suggested one regulator be mounted on a hose approximately 2 metres 7 feet in length Buoyancy compensator device BCD with power inflator CO device rendered inoperative Exposure suit adequate for cavern environment Mask and fins NO snorkel Line cutting device Safety reel with a minimum of 37
165. ith a minimum capacity of 5 litres 40 cubic feet Ascent reel with lift bag surface marker buoy appropriate for maximum planned depth minimum of 12 kg 25 lbs Part 2 TDI Diver Standards docx Page 174 of 206 TDI Instructor Manual Diver Standards Date 01 01 2015 Version 15 0 35 10 Required Subject Areas Instructor must use the TDI Diving Rebreathers Student manual instructor guide manufacturer s manual and the current TDI Standards and Procedures Manual but may also use any additional text or materials that they feel help present these topics The following topics must be covered during this course 1 History and Evolution of Rebreathers 2 Comparison of Open Circuit Closed Circuit and Semi Closed Circuit Rebreather systems and the Benefits Problems with each 3 Practical Mechanics of the System a Assembly and disassembly of the MK VI SE7EN Discovery Layout and design of the unit Absorbent canister design and maintenance Breathing loop de contamination procedures Automatic diluent valve ADV Keying valve to individuals metabolic rate e moe pp Valve maintenance h DSV mouthpiece use design and limitations 4 Gas Physiology a Oxygen toxicity b Nitrogen absorption c CO toxicity d Gas consumption 5 Electronic Systems Design and Maintenance a O metabolizing calculations Equivalent air depth EAD theory revision Fuel cells Configuration software System electronics functionality and powe
166. its based on helium absorption g Correct narcotic depth planning and diluent selection to allow cell flushing at target depth diluent should not exceed a PO2 of 1 2 at maximum planned depth Open Water Skills 1 Show good awareness of buddy and other team members through communications proximity and team oriented dive practices 2 Demonstrate buoyancy control ability to hover at fixed position in water column without moving hands or feet 3 Properly execute a recovery from a system failure and conclude the dive and decompression on open circuit gases carried 4 Properly execute a recovery from a system failure and conclude the dive and decompression with the unit in manual mode 5 Gas shutdowns and loss of gas correct choice and switching to off board gases 6 Broken hoses disaster scenarios 7 Flooded absorbent canister Part 2 TDI Diver Standards docx Page 164 of 206 TDI Instructor Manual Diver Standards Date 01 01 2015 Version 15 0 Cell errors SCR drill minimum of 10 minutes Oxygen rebreather mode in depths less than 6 metres 20 feet Manually control CCR Unit for one full dive including all decompression stops Demonstrate competence managing 3 bailout cylinders including drop and recovery while maintaining position in the water column Demonstrate proper understanding and implementation of team bailout procedures and conduct a team bailout from a depth greater than 40 metres 130ft Demonstrate ability
167. ival CDAA Cavern Sinkhole Manual NSS CDS Cavern Manual The following equipment is required for each student ron A complete TDI approved rebreather Minimum of rebreather enabled computer or PO monitoring device Bailout cylinder s with volume appropriate for the dive Bailout regulator s equipped with pressure gauge and low pressure off board quick connect gas supply hose Access to an oxygen analyzer instructor may supply Buoyancy compensator device BCD Exposure suit adequate for cavern environment Mask and fins Line cutting device Safety reel with a minimum of 37 metres 125 feet of guideline One primary reel with length appropriate for intended dive Three battery powered lights 1 primary and 2 back ups each with a burn time suitable for the planned dive time Slate or wet notes and pencil Submersible dive tables or backup dive computer Three directional line arrows Weight system Instructor must use full cave diving equipment during all water exercises 38 9 Required Subject Areas The following topics must be covered during this course Part 2 TDI Diver Standards docx Page 191 of 206 TDI Instructor Manual Diver Standards Date 01 01 2015 Version 15 0 1 Policy for Cavern Diving 2 Psychological Considerations 3 Equipment Considerations a Bailout cylinder options i Single bailout cylinder vs redundant ii Long hose vs short hose on bailout Rebreather configuratio
168. ived by the instructor if the student is already TDI Intro to Cave certified Perform all land drills and mine dive requirements safely and efficiently Demonstrate mature sound judgment concerning dive planning and execution Maintain an appropriate level of awareness and respect for the mine environment oe La Za Log all dives 23 12 Permission to Dive Before conducting training in any man made environment permission must be obtained from whoever is responsible for the site for example the mine owner operator government department etc Additionally the relevant local emergency services should be informed of the activity prior to commencement Part 2 TDI Diver Standards docx Page 105 of 206 Date 01 01 2015 Version 15 0 TDI Instructor Manual Diver Standards 24 Mine Diver Level Il 24 1 Introduction This course is the second stage of training in the TDI Mine Diver development program This course is not intended to prepare divers for evaluating all facets of mine diving The objective of this course is to expand and critique previous skills accomplished in the TDI Cavern and Mine Diver Level I programs Emphasis is placed upon dive planning and skill perfection through actual mine penetration This course may be combined with TDI Mine Diver Level I at the discretion of the instructor This course uses the same principles and techniques as the TDI Full Cave course including utilizing the same training materials and equipmen
169. iving environment Mask and fins Dive computer and a additional depth and timing device backup computer recommended ON gee e Bact Instructor must wear full sidemount diving equipment during all water exercises 5 9 Required Subject Areas Instructors may use any text or materials that they feel help present these topics Optional Materials 1 TDI Sidemount Cue Cards 2 TDI Sidemount Evaluation Slate The following topics must be covered during this course 1 Gas matching procedures to include dissimilar volumes 2 Gas management utilizing independent cylinders Part 2 TDI Diver Standards docx Page 13 of 206 TDI Instructor Manual Diver Standards T 8 9 Date 01 01 2015 Version 15 0 Psychological considerations Equipment considerations a Cylinder options b Regulator options c Buoyancy compensator harness options d Proper weighting e Equipment configurations Communication a Hand signals b Light signals Problem solving a Gas sharing b Gas hemorrhages c Light failure d Loss of visibility e Entanglement f Self rescue Tight spaces Conservation Difficult water entries 10 S Drills specific to sidemount 5 10 Required Skill Performance and Graduation Requirements The following land drills must be covered during this course l Land drills may be performed at the instructor s discretion Pre dive drills 1 Use START before every dive START is an acronym for S dr
170. ks Air gas matching Route entry exit and planned path underwater Tables depth duration waypoints and schedule In water Drills 1 Demonstrate buoyancy control ability to hover at fixed position in water column without moving hands or feet 2 Show good awareness of buddy and other team members through communications proximity and team oriented dive practices 3 Demonstrate competence managing three stage cylinders either 3 deco gas or 2 deco and extra bottom gas including drop and recovery while maintaining position in the water column Ability to manage multiple failures in adverse conditions Complete a horizontal breath hold swim at depth for 20 metres 66 feet with mask off or blacked out Deploy lift bag while sharing air on buddy s long hose Properly execute the planned dive within all pre determined limits oy in e Demonstrate the proper navigational techniques for the specific dive Part 2 TDI Diver Standards docx Page 60 of 206 Date 01 01 2015 Version 15 0 TDI Instructor Manual Diver Standards 9 On2 of the dives demonstrate an ascent with ascent reel and lift bag and perform staged decompression 10 Demonstrate the proper procedures for switching and isolating a malfunctioning primary regulator this exercise should not be practiced deeper than 40 metres 130 feet In order to complete this course students must 1 Satisfactorily complete the TDI Advanced Trimix Course written examination 2 Complete
171. l level Duration 1 The minimum number of classroom and briefing hours is 6 2 Course must be conducted over a minimum of 2 days 38 7 Administrative Requirements The following are the administrative tasks Collect the course fees from all the students Ensure that the students have the required equipment and certifications Communicate the training schedule to the students ae eS Have the students complete the a TDI Liability Release and Express Assumption of Risk Form b TDI Medical Statement Form Upon successful completion of the course the instructor must 1 Issue the appropriate TDI certification by submitting the TDI Diver Registration Form or registering the students online through member s area of the TDI website Part 2 TDI Diver Standards docx Page 190 of 206 TDI Instructor Manual Diver Standards Date 01 01 2015 Version 15 0 38 8 Required Equipment The following are required for this course SON ae e E 8 TDI Diving in Overhead Environments Manual TDI Diving in Overhead Environments Instructor Guide TDI Diving in Overhead Environments Instructor Resource CD Optional TDI Diving Rebreathers Student Manual TDI Diving Rebreathers PowerPoint Presentation optional Rebreather Manufacturer s manual and updates Manufacturer s Build Checklist TDI CCR Preflight Checklist Suggested reading materials l H 3 4 NACD Art of Safe Cave Diving Basic Cave Diving A Blueprint for Surv
172. l Statement Form Upon successful completion of the course the instructor must 1 Issue the appropriate TDI certification by submitting the TDI Diver Registration Form to TDI Headquarters or registering the students online through member s area of the TDI website 9 8 Training Material Required Material 1 TDI Extended Range Entry Level Trimix Diver Manual Optional Material 1 TDI Extended Range Entry Level Trimix PowerPoint 2 Deep Diving An Advanced Guide to Physiology Procedures and Systems Revised 2nd edition 1995 by Bret Gilliam TDI Extended Range Cue Cards 4 TDI Extended Range Evaluation Slate 9 9 Required Equipment The following equipment is required for each student 1 Bottom mix cylinder s Part 2 TDI Diver Standards docx Page 33 of 206 TDI Instructor Manual Diver Standards Date 01 01 2015 Version 15 0 a Cylinder volume appropriate for planned dive and student gas consumption b Dual outlet valve double manifold or independent doubles c Labeled in accordance with TDI Standards 2 Travel mix cylinder s if used a Cylinder volume appropriate for planned dive and student gas consumption b Labeled in accordance with TDI Standards 3 Decompression mix cylinder s a Cylinder volume appropriate for planned dive and student gas consumption b Labeled in accordance with TDI Standards 4 Regulator s a Primary and primary redundant regulators required on all bottom mix cylinders b Submersible pressu
173. l marker Underwater compass and bulls eye level mounted on slate Note It is recommended the team pre position decompression cylinders approximately 1 stop deeper than the planned decompression depth on any dive where decompression is planned Cylinders should be clearly marked and easily identifiable even in no visibility conditions Each cylinder must have a regulator and submersible pressure attached Note It is recommended the instructor have oxygen and first aid kit available for the surface support In addition adequate drinking fluids should be available for all students instructional staff and surface support personnel to prevent dehydration 20 9 RW N e Required Subject Areas Decompression Theory and its Application to Survey diving Gas Matching Procedures Management Accident Analysis Equipment Considerations a Compass readings b Compass errors c Streamlining Body Posture and Buoyancy Control Survey Techniques a Sketching Tie off stations Vertical surveying Large chambers eo pp SF Extended passages f Radial surveys Review of Problem Solving a Emergency procedures i Line following ii Team separation iii Communication Part 2 TDI Diver Standards docx Page 89 of 206 TDI Instructor Manual CFD Date 01 01 2015 Diver Standards TDi Version 15 0 8 Survey Process a Data collection b Data verification c Data preparation 9 Symbolism 10 Cartography a Single line maps b High grade ma
174. le Guide to Rebreather Diving Bob Cole Rebreather Diving Jeffrey Bozanic Mastering Rebreathers Nn EF Lab rz Part 2 TDI Diver Standards docx Page 139 of 206 TDI Instructor Manual CFD Date 01 01 2015 Diver Standards TDi Version 15 0 30 Air Diluent Closed Circuit Rebreather Decompression Procedures Diver Unit Specific 30 1 Introduction This is the second level certification course for divers wishing to utilize a closed circuit rebreather CCR for air diving The objective of the course is to train divers in the benefits hazards and proper procedures for diving a CCR and to develop basic CCR diving skills to a maximum depth of 45 metres 150 feet using an air diluent for formal decompression diving 30 2 Qualifications of Graduates Upon successful completion of this course graduates may engage in decompression diving activities utilizing a CCR without direct supervision provided 1 The diving activities approximate those of training 2 The areas of activities approximate those of training 3 Environmental conditions approximate those of training Upon successful completion of this course graduates are qualified to enroll in 1 TDI Mixed Gas CCR unit specific course 2 TDI Advanced Wreck Course 30 3 Who May Teach An active TDI Instructor with a TDI Air Diluent CCR Decompression Procedures Instructor rating for the specific unit being used 30 4 Student to Instructor Ratio Academic 1 Unlimited so long as a
175. lectronically controlled CCR is not used CON AH Use of lift bag delayed surface marker buoy and reel where relevant and applicable 10 Proper execution of the dive within all pre determined dive limits 11 Demonstration of safety stops at pre determined depths 12 Constant loop volume management 13 Post dive clean of unit a Mouth piece and hoses b Clean and disinfect unit c Inspect components of unit 14 Diver maintenance of unit a Cell remove and replace b Mouthpiece strip and rebuild Part 2 TDI Diver Standards docx Page 138 of 206 Date 01 01 2015 Version 15 0 TDI Instructor Manual Diver Standards c Replacing batteries In order to complete the course and achieve the TDI Air Diluent CCR rating the student must Satisfactorily complete the written examination with a minimum score of 80 percent Complete to the instructors satisfaction all confined and open water skill development sessions Demonstrate mature sound judgment concerning dive planning and execution BW N eR Course must be completed within 6 weeks from the starting date 5 Complete a refresher course following a period of inactivity greater than 6 months following the course The following articles and books are recommended reading and allow wider understanding Richard Pyle A Learners Guide to Closed Circuit Rebreather Operations Kenneth Donald Oxygen amp the Diver John Lamb Oxygen Measurement for Divers Barsky Thurlow amp Ward The Simp
176. linders c Filtration systems d Analog gauges 5 Mixing Techniques a General considerations Part 2 TDI Diver Standards docx Page 63 of 206 Date 01 01 2015 Version 15 0 TDI Instructor Manual Diver Standards Continuous blending systems De nitrogenated air systems aes Pre mix systems e Partial pressure blending mathematics 6 Oxygen O2 Analysis a Procedures b Oxygen O2 analyzers 7 Cylinder Handling and Sign Out 14 10 Required Skill Performance and Graduation Requirements In order to complete this course students must 1 Candidates must successfully blend and analyze 5 cylinders of nitrox gas 2 Satisfactorily complete the TDI Nitrox Gas Blender Course written examination 3 Demonstrate understanding of nitrox blending and oxygen analysis Part 2 TDI Diver Standards docx Page 64 of 206 TDI Instructor Manual CFD Date 01 01 2015 Diver Standards TDi Version 15 0 15 Advanced Gas Blender 15 1 Introduction This course enables the successful candidate to engage in the blending of oxygen and helium based gasses The objective of this course is to train candidates in the proper procedures needed for the preparation and blending of high quality nitrox and trimix gases for use in technical diving 15 2 Qualifications of Graduates Upon successful completion of this course candidates will be able to prepare high quality scuba gases 15 3 Who May Teach Any active TDI Advanced Gas Blending Instructor
177. lips Co 6 Dive Tables vs Computers Lift bags surface marker buoys for drifting or free decompression Date 01 01 2015 Version 15 0 Proper weighting and buoyancy control during dive phase and decompression a Introduction and review of different models Biihlmann DCIEM US Navy etc b Proper use of electronic multi level dive computers for dive planning and decompression i Mix adjustable ii Oxygen O2 integrated 7 Dive Planning a Standard operation i Gas requirements ii Oxygen limitations iii Nitrogen limitations b Emergency planning i Omitted decompression ii Decompression sickness iii Equipment failure 8 Procedures a Primary and decompression gas i Normal operations ii Failure loss or inadequate emergency procedures iii Analysis and logging iv Safeguards on decompression supply regulators v Rigging and deployment of decompression equipment b Descent Part 2 TDI Diver Standards docx Page 28 of 206 Date 01 01 2015 Version 15 0 TDI Instructor Manual Diver Standards i Methods of entry down lines or free decent ii Organization of equipment carried on diver c Ascent i Variable rates ii Trim and compensation d Fixed or Drifting Decompression Methods i Up lines fixed to bottom ii Reels and lift bags surface marker buoys iii Free drifting stages or boat supplied iv Self contained versus surface supply rendezvous gas cylinders e Support i From shore ii From descent li
178. may teach this course 15 4 Student to Instructor Ratio Academic 1 Unlimited so long as adequate facility supplies and time are provided to ensure comprehensive and complete training of subject matter Confined Water swimming pool like conditions 1 N A Open Water ocean lake quarry spring river or estuary 1 N A 15 5 Student Prerequisites 1 Minimum age 18 2 Provide proof of certification as a TDI Nitrox Gas Blender or equivalent 15 6 Course Structure and Duration Open Water Execution 1 N A Course Structure 1 TDI allows instructors to structure courses according to the number of students participating and their skill level Duration 1 The minimum number of classroom and briefing hours is 6 Part 2 TDI Diver Standards docx Page 65 of 206 TDI Instructor Manual CFD Date 01 01 2015 Diver Standards TDi Version 15 0 15 7 Administrative Requirements The following is the administrative tasks Collect the course fees from all the students Ensure that the students have the required equipment Communicate the training schedule to the students Se E Have the students complete the a TDI Liability Release and Express Assumption of Risk Form b TDI Medical Statement Form Upon successful completion of the course the instructor must 1 Issue the appropriate TDI certification by submitting the TDI Diver Registration Form to TDI Headquarters or registering the students online through member s area of the TD
179. may use any additional text or materials that they feel help present these topics The following topics must be covered during this course l 2 3 History and Evolution of Rebreathers Comparison of Open Circuit Closed Circuit and Semi closed Circuit Practical Mechanics of the GEM Rebreather System a Assembly and disassembly of the GEM rebreather b Layout and design c Scrubber replacement d Pre dive safety check sequence e System maintenance and storage f Breathing loop decontamination procedures Review of Nitrox a Dalton s Law triangle b Optimum nitrox mix c Oxygen tracking d Gas preparation and analysis Gas Physiology a Oxygen toxicity b Hyperoxia c Hypoxia d Asphyxia e Hypercapnia f Nitrogen absorption g CO toxicity h Gas consumption Part 2 TDI Diver Standards docx Page 124 of 206 TDI Instructor Manual Diver Standards Date 01 01 2015 Version 15 0 i Cylinder sizes ii Depth and workload 6 Formula work metabolic consumption a Cylinder size duration equation b Equivalent air depth 7 Dive Tables a Inspired O table b Equivalent air depth 8 Dive Computers a Mix adjustable b Op integrated c PO monitoring devices 9 Dive Planning Operational planning Gas requirements including bailout scenarios es P Oxygen limitations d Nitrogen limitations 10 Problem Solving a Canister flooding Mouthpiece loss Scrubber exhaustion Battery or sensor failure Breat
180. metres 125 feet of guideline One primary cavern diving reel with length appropriate for intended dive ee n bo Two battery powered lights each with burn time suitable for the planned dive time 10 Computer or watch bottom timer and depth gauge 11 Slate or wet notes and pencil 12 Submersible dive tables or backup dive computer recommended 13 Three directional line arrows 14 Weight system Instructor must use full cave diving equipment during all water exercises 17 9 Required Subject Areas The following topics must be covered during this course Policy for Cavern Diving Gas Matching Procedures and Management to Include Dissimilar Volume Psychological Considerations poe fg Equipment Considerations a Cylinder options b Regulator options c Buoyancy compensator device harness options d Reel options e Proper weighting 5 Communication a Hand signals b Light signals c Touch contact signals 6 Swimming Techniques Body posture trim Buoyancy control of E Line following d Propulsion techniques 7 Physiology a Breathing techniques b Stress management Part 2 TDI Diver Standards docx Page 74 of 206 TDI Instructor Manual Diver Standards Date 01 01 2015 Version 15 0 8 Cavern environment a b C Geology i Bottom ii Ceiling Local access requirements Land owner relations 9 Cavern Conservation 10 Problem Solving a b c Emergency procedures Equipmen
181. mplete to the instructors satisfaction all confined and open water skill development sessions 3 Demonstrate mature sound judgment concerning dive planning and execution The following articles and books are recommended reading and allow wider understanding 1 Richard Pyle A Learners Guide to Closed Circuit Rebreather Operations Kenneth Donald Oxygen amp the Diver John Lamb Oxygen Measurement for Divers Barsky Thurlow amp Ward The Simple Guide to Rebreather Diving Bob Cole Rebreather Diving Jeffrey Bozanic Mastering Rebreathers Oy Zen de oS Part 2 TDI Diver Standards docx Page 116 of 206 TDI Instructor Manual CFD Date 01 01 2015 Diver Standards TDi Version 15 0 26 Semi Closed Circuit Rebreather Diver Unit Specific DOLPHIN RAY Atlantis SUBMATIX ST100 amp AZIMUTH 26 1 Introduction This is the entry level certification course for recreational divers wishing to utilize one of the following semi closed circuit rebreathers Dolphin Ray Submatix ST100 or Azimuth The objective of this course is to train recreational divers in the benefits hazards and proper procedures for using SCR rebreathers 26 2 Qualifications of Graduates Upon successful completion of this course graduates may engage in no decompression diving activities utilizing the Dolphin Ray Submatix ST100 or Azimuth to a maximum depth of 40 metres 130 feet without decompression utilizing nitrox mixes not exceeding their level of cert
182. mption of Risk Form b TDI Medical Statement Form Upon successful completion of the course the instructor must 1 Issue the appropriate TDI certification by submitting the TDI Diver Registration Form to TDI Headquarters or registering the students online through member s area of the TDI website 27 8 Training Material Required material 1 KISS GEM owner s manual 2 TDI KISS GEM PowerPoint Slides Optional Material 1 TDI plastic EAD and PO tables 27 9 Required Equipment The following equipment is required for each student 1 A complete GEM rebreather 2 Printed checklists from the GEM owner s manual Part 2 TDI Diver Standards docx Page 123 of 206 TDI Instructor Manual Diver Standards O oo SO ny e En Date 01 01 2015 Version 15 0 GEM rebreather owner s manual A minimum of 1 integrated PO monitoring for each GEM Access to oxygen analyzer instructor may supply Adequate CO absorbent ExtendAir cartridge or equivalent for the dives to be conducted Underwater slate Depth gauge and automatic bottom timer AND OR nitrox dive computer Mask and fins Exposure suit appropriate for the open water environment Appropriate weight Toolkit with appropriate spares instructor may supply Disinfectant instructor may supply One line cutting device 27 10 Required Subject Areas The KISS GEM Owner s Manual and KISS GEM PowerPoint Slides are mandatory for use during this course but instructors
183. municate the training schedule to the students Po SP Have the students complete the a TDI Liability Release and Express Assumption of Risk Form b TDI Medical Statement Form Upon successful completion of the course the instructor must 1 Issue the appropriate TDI certification by submitting the TDI Diver Registration Form to TDI Headquarters or registering the students online through member s area of the TDI website 6 8 Training Material Required material 1 TDI Understanding Nitrox Diver Manual Optional Material 1 TDI plastic EAD table 2 TDI Understanding Nitrox PowerPoint 6 9 Required Equipment 1 Nitrox cylinder for analyzing 2 Nitrox analyzer 6 10 Required Subject Areas The TDI Understanding Nitrox Manual is mandatory for use during this course but instructors may use any additional text or materials that they feel help present these topics The following topics must be covered during this course Part 2 TDI Diver Standards docx Page 17 of 206 TDI Instructor Manual Diver Standards 6 11 Date 01 01 2015 Version 15 0 History of Enriched Air Nitrox EAN Physiology a Oxygen b Nitrogen Physics a Pressure review b Partial pressures Equipment Considerations a Forty percent oxygen content and less b Above 40 percent oxygen content Dive Tables a Equivalent air depth EAD introduction of concept only for demonstration b EAN tables c Switching mixes on repetitive dives Dive Computers a
184. n Have the students complete the a TDI Liability Release and Express Assumption of Risk Form b TDI Medical Statement Form Upon successful completion of the course the instructor must 1 Issue the appropriate TDI certification by submitting the TDI Diver Registration Form to TDI Headquarters or registering the students online through member s area of the TDI website 30 8 Training Materials Required materials TDI Diving Rebreathers Student Manual Manufacturer s manual and updates TDI Decompression Procedures Student Manual TDI Advanced Nitrox Student Manual Manufacturer s Build Checklist TDI CCR Preflight Checklist Rebreather course evaluation form see appendix 8 Mel Clark Rebreathers Simplified required for JJ CCR only Optional Sa oe eS Se 1 TDI Diving Rebreathers PowerPoint Presentation 2 Mel Clark Rebreathers Simplified 3 Skills prompt slates 30 9 Required Equipment The following equipment is required A complete closed circuit rebreather Minimum of 1 CCR dive computer or bottom timer and depth gauge Mask fins and a suitable line cutting device Slate and pencil Reel with a minimum of 50 metres 165 feet of line Lift bag delayed surface marker buoy DSMB with a minimum of 12 kg 25 lb lift Exposure suit appropriate for the open water environment where training will be conducted SE Oy its i Ze ki Access to an oxygen analyzer Part 2 TDI Diver Standards docx Page 142 of 206
185. n options Buoyancy compensator device BCD harness options Scrubber options Reel options Proper weighting e moe pp Equipment configurations 4 Communication a Hand signals b Light signals c Touch contact signals 5 Swimming Techniques Body posture trim Buoyancy control D SS Line following d Propulsion techniques 6 Physiology a Breathing techniques b Stress management 7 Cavern Environment a Geology i Bottom ii Ceiling b Local access requirements c Land owner relations 8 Cavern Conservation 9 Problem Solving a Emergency procedures b Equipment failure c Silting conditions 10 Bailout Gas Volume Requirements 11 Accident Analysis 12 Review of Dive Tables and Decompression Theory 13 Cavern Diving with Open Circuit Divers a Bailout configuration requirements Part 2 TDI Diver Standards docx Page 192 of 206 TDI Instructor Manual CFD Date 01 01 2015 Diver Standards TDi Version 15 0 b Out of air emergencies 14 Cavern Diving Etiquette 38 10 Required Skill Performance and Graduation Requirements At NO point is the student to be unable to monitor their PO while on the loop Zero visibility drills must be performed in a way that the student may monitor the status of the breathing loop i e no mask but able to monitor HUD lights out but able to use displa lighting to view PO etc Or the drill must be done on bailout The following land drills must be covered during thi
186. nced Mixed Gas Closed Circuit Rebreather Diver Unit Specific 160 33 1 ite eier de 160 33 2 Qualifications Of Graduates cece eeeeeaeceeeeeeesecaaeaeeeeeeeeeseccasaeeeeeeesetsnsiaeeeeees 160 33 3 Who May KE EE 160 33 4 Student to Instructor Hanoi 160 33 5 Student Prerequisites ccccccceceeeceeeeeeeeaeeeeeeeeeeeeeaeaeceeeeeeesecaanaeceeeeesesecaaaeeeeeeeseesenineeeeeees 160 33 6 Course Structure and Duration 0 0 cececccceeccceeeeeeeeceeaeceeeeeeesecacaeeeeeeeeeseccaeaeeeeeeesesensieaeeeeeess 161 33 7 Administrative Requirements ssssssseseeesrtrrtttstttttttr rensat tt EErEE ESEE EEEE EEEEES EEEE EEEEAE ESSEE EEEE En Eneee 161 33 8 Required Equipment sessioni naain aaa i a Ea AENEA aE AK 162 33 9 Required Subject Areas Ste eeugeeeEe degehkt Aani ENRETE FEAE PERENE PERENTA 162 33 10 Required Skill Performance and Graduation Requirements cccccceceececeeeeeeeteeeeenees 163 34 Air Diluent Closed Circuit Rebreather Diver Course Unit Specific Poseidon Discovery MK VI SE7EN Se ien 166 34 1 THOUGH OR ME E E ETE E A E E E EAT 166 34 2 Qualifications Of Graduy te S serie aa a a a aaa 166 34 3 Who May TeaChenrenen n R E A E 166 34 4 Student to Instructor Tee isesaiiaagina aiaa aa aa a a aE 166 34 5 Student ee UE 166 34 6 Course Structure and Duration sesiis niina aa aa aaa aaa 167 34 7 Administrative Requirements 2 cccccceceeeeeeeceeeeeeeeeeeeecaeaeceeeeeeeseceaeaeeeeeeeseseceiaeeeeeeeees
187. ndards 11 6 Course Structure and Duration Open Water Execution 1 Six penetration overhead dives and an accumulated bottom time of 100 minutes 2 Only 2 dives from the TDI Advanced Wreck course may be credited towards the total dives required for TDI Advanced Nitrox Decompression Procedures Extended Range or Entry Level Trimix Course Structure 1 TDI allows instructors to structure courses according to the number of students participating and their skill level Duration 1 The minimum number of classroom and briefing hours is 8 11 7 Administrative Requirements The following is the administrative tasks Collect the course fees from all the students Ensure that the students have the required equipment Communicate the training schedule to the students E e fang Have the students complete the a TDI Liability Release and Express Assumption of Risk form b TDI Medical Statement form Upon successful completion of the course the instructor must 1 Issue the appropriate TDI certification by submitting the TDI Diver Registration form to TDI Headquarters or registering the students online through member s area of the TDI website 11 8 Training Material Required material 1 TDI Advanced Wreck Diving Diver Manual Optional Material 1 TDI Advanced Wreck Cue Cards 2 TDI Advanced Wreck Evaluation Slate 11 9 Required Equipment The following equipment is required for each student 1 Primary cylinder s a Cylinder
188. ne or fixed platform iii From live aboard boat 8 11 Required Skill Performance and Graduation Requirements The following open water skills must be completed by the student during open water dives 1 Skills review from previous TDI skills requirements Land Drills Selection and preparation of equipment suitable for soft overhead environment Conduct team oriented drills buddy checks for lift bag deployment Conduct team oriented drills buddy checks for gas switching procedures Gas matching among buddy team Demonstrate familiarity with basic hand signals OV e Eo Demonstrate adequate pre dive planning a Limits based on personal and team gas consumption b Exact dive and decompression profile Pre dive Drills 1 Use START before every dive 2 Stress analysis and mitigation START is S drill OOA drill and Bubble Check Team buddy equipment checks Air gas matching Route entry exit and planned path underwater Tables depth duration waypoints and schedule In water Drills 1 Demonstrate buoyancy control ability to hover at fixed position in water column without moving hands or feet 2 Show good awareness of buddy and other team members through communications proximity and team oriented dive practices 3 Demonstrate comfort swimming on surface and at depth carrying single decompression stage cylinder Part 2 TDI Diver Standards docx Page 29 of 206 TDI Instructor Manual Diver Standards e A E 20 21 2
189. ng a malfunctioning regulator this drill should be conducted no deeper than 30 metres 100 feet Demonstrate ability to deploy a lift bag from depth as emergency ascent line Demonstrate ability to deploy a lift bag from depth as alternative buoyancy device Execute simulated emergency blue water ascent with marker deployment from staged stop below 6 metres 20 feet simulated or actual boating Demonstrate understanding of basic wreck layout and special considerations for navigating wreck Deal with diver presenting signs of serious decompression sickness DCS at surface simulated emergency evacuation Properly execute the planned dive within all pre determined limits Demonstrate the proper navigational techniques for the specific dive Demonstrate out of air sharing with long hose through a restriction Deployment of lift bag or up line for decompression Silt out procedures Follow line while sharing air Follow line with eyes closed while air sharing In order to complete this course students must l H 3 Complete all field exercise and open water requirements safely and efficiently Demonstrate mature sound judgment concerning dive planning and execution Satisfactorily complete the TDI Advanced Wreck Course written examination Part 2 TDI Diver Standards docx Page 49 of 206 Date 01 01 2015 Version 15 0 TDI Instructor Manual Diver Standards 12 Trimix Diver 12 1 Introduction The
190. ng a single primary guide line The TDI Rebreather Introductory Cave Diver is the second level in the development of safe techniques for rebreather cave diving directly building upon the TDI Rebreather Cavern Diver course This introduction to cave diving is not intended to train divers for all facets of rebreather cave diving The objective of this course is the perfection of skills taught in the TDI Rebreather Cavern Diver program in addition to the adoption of additional techniques and procedures required for elementary rebreather cave dives 39 2 Qualifications of Graduates Upon successful completion of this course graduates may engage in single guideline rebreather cave diving activities without direct supervision provided the graduates adhere to the following limits 1 Diver carries adequate bailout to safely exit from the furthest point of penetration using a minimum SAC rate of 30 litres per minute 1 cubic foot per minute OR the student s calculated elevated SAC rate to account for a CO event whichever is greater 40 metres 130 feet maximum depth No decompression diving Maintain a continuous guideline no jumps no gaps Bie oe Proper cave diving equipment is used in conjunction with a TDI approved rebreather Upon successful completion of this course graduates are qualified to enroll in 6 TDI Rebreather Full Cave course 39 3 Who May Teach 1 Any active TDI Rebreather Full Cave Diver Instructor qualified to teach on t
191. ng this course l 2 History and Evolution of Rebreathers Comparison of Open Circuit Closed Circuit and Semi Closed Circuit Rebreather Systems and the Benefits Problems with Each Practical Mechanics of the System a Assembly and disassembly of the MK VI SE7EN Discovery b Layout and design of the unit Part 2 TDI Diver Standards docx Page 180 of 206 TDI Instructor Manual Diver Standards gt A Oo h Date 01 01 2015 Version 15 0 Absorbent canister design and maintenance Breathing loop de contamination procedures Automatic Diluent Valve ADV Keying valve to individuals metabolic rate Valve maintenance DSV mouthpiece use design and limitations 4 Gas Physiology a b c d e Oxygen toxicity Nitrogen absorption Helium CO toxicity Gas consumption 5 Electronic Systems Design and Maintenance a i op pp oF O metabolizing calculations Equivalent air depth EAD theory revision Fuel cells Configuration software System electronics functionality and power up self test Controlling resources i Oxygen supply ii RNDT modified with 48 metres 157 feet Deco Trimix Battery iii OTU iv Amount of diluent v Battery supply Time to surface alarm TTS Smart Battery condition testing i Charge times ii Learn cycles iii 48 metre 157 feet deco trimix Firmware updating 6 Dive Tables ER b Cc Equivalent air depth operation Constant PPO theory CNS and aw
192. nication a Hand signals b Light signals c Touch contact signal 6 Swimming Techniques a Body posture trim b Buoyancy control c Line following d Propulsion techniques 7 Physiology a Breathing techniques b Stress management c Decompression theory and its application to cave diving 8 Cave Environment a Geology i Bottom ii Ceiling b Local access requirements c Land owner relations 9 Conservation 10 Problem Solving a Emergency procedures b Equipment failure c Silting conditions 11 Accident Analysis 12 Review of Dive Tables and Decompression Theory 13 Cave Diving Etiquette 19 10 Required Skill Performance and Graduation Requirements The following land drills must be covered during this course 1 How to properly deploy a guideline 2 How to properly follow a guideline 3 Use of safety reel in lost diver procedures 4 Use of safety reel in lost line drill The student must perform the following S drill and skills during all dives Demonstrate adequate pre dive planning Equipment check and equipment matching Bubble check Demonstrate specialized propulsion techniques in varying types of flow BW N ra Part 2 TDI Diver Standards docx Page 85 of 206 TDI Instructor Manual Diver Standards 5 6 7 Date 01 01 2015 Version 15 0 Demonstrate proper buoyancy control Demonstrate proper body posture Demonstrate proper stress analysis detection and management The student mus
193. nimum certification an SDI Open Water Scuba Diver or equivalent 3 Provide proof of 25 logged open water dives 3 6 Course Structure and Duration Open Water Execution 1 A minimum of 3 dives must be conducted All dives must be conducted at depths within the diver s current level of certification but no dives should exceed 23 metres 75 feet 2 Ifthe TDI Intro to Tech is taught in conjunction with Advanced Nitrox only a total of 4 dives are required more may be conducted at the discretion of the instructor Course Structure 1 TDI allows instructors to structure courses according to the number of students participating and their skill level Duration 1 The minimum number of classroom and briefing hours is 6 3 7 Administrative Requirements Administrative Tasks Collect the course fees from all the students Ensure that the students have the required equipment Communicate the schedule to the students Pe et 7 Have the students complete the a TDI Liability Release and Express Assumption of Risk Form b TDI Medical Statement Form Upon successful completion of the course the instructor must 1 Issue the appropriate TDI certification by submitting the TDI Diver Registration Form to TDI Headquarters or registering the students online through member s area of the TDI website 3 8 Training Material Required material 1 TDI Intro to Tech Manual 2 TDI Intro to Tech PowerPoint Presentation 3 TDI Intro to Tech Instruct
194. nitor their PO2 while on the loop Zero visibili drills must be performed in a way that the student may monitor the status of the breathing loop i e no mask but able to monitor HUD lights out but able to use display lighting to view PO2 etc Or the drill must be done on bailout The following land drills must be covered during this course 1 How to properly Deploy a guideline Follow a guideline Conduct bail out exit including bottle swapping while following a guideline ao SS Conduct bail out exit including bottle swapping simulating zero visibility and using touch contact while following a guideline 2 Use of safety reel in a Lost diver procedures b Lost line drill The student must perform the following S drill and skills during all dives 1 Demonstrate a Adequate pre dive planning b Equipment check and equipment matching c Bubble check d Specialized propulsion techniques in varying types of flow e Proper i Buoyancy control ii Body posture iii Stress analysis detection and management iv Oxygen partial pressure management v Overall rebreather instruments analysis The student must perform the following in water skills during cave dives 1 Properly a Deploy a guideline b Use line markers c Follow a guideline Part 2 TDI Diver Standards docx Page 199 of 206 TDI Instructor Manual Diver Standards Date 01 01 2015 Version 15 0 d Follow a guideline simulating loss of visib
195. nstrate properly analysis of all gas mixtures to be used 2 Demonstrate proper loading of scrubber canister a Cartridge properly oriented top and bottom b Top plate inspection and inserting c Canister sponge inspection Demonstrate a complete systems check and rebreather configuration 4 Demonstrate appropriate pre dive planning a Limits based on personal gas consumption b Limits based on oxygen consumption and exposures at planned depth c Limits based on nitrogen absorption at planned depth 5 Properly execute the planned dive within all pre determined limits 6 Demonstrate the proper procedures for a Buoyancy control with minimal air use b ADV use c Mask clearing with minimal air loss d Bail out i On board with ascent ii Off board while maintaining depth switch back to loop before ascent Mouthpiece removal Clearing loop of water Ascent techniques So mo Simulated emergency i Buddy checks ii Safety stops 7 Properly execute the break down and maintenance of rebreather 8 Post dive clean of unit a Mouth piece and hoses b Clean and disinfect unit c Inspect components of unit Part 2 TDI Diver Standards docx Page 170 of 206 Date 01 01 2015 Version 15 0 TDI Instructor Manual Diver Standards 9 Diver maintenance of unit a Cell remove and replace b Mouthpiece strip and rebuild c Smart battery i Proper storage ii When to replace In order to complete this course students must 1 Satisfact
196. nstructor Manual Diver Standards Date 01 01 2015 Version 15 0 39 9 Required Subject Areas The following topics must be covered during this course 1 Policy for Cave Diving 2 Psychological Considerations 3 Equipment Considerations a Bailout cylinder options i Single bailout cylinder vs redundant ii Long hose vs short hose on bailout Rebreather configuration options Scrubber options Buoyancy compensator device BCD harness options Reel options Proper weighting e on pp Equipment configurations 4 Communication a Hand signals b Light signals c Touch contact signals 5 Swimming Techniques Body posture trim Buoyancy control and rebreather weighting DS P Line following d Propulsion techniques 6 Physiology a Breathing techniques b Stress management 7 Cave Environment a Geology i Bottom ii Ceiling b Local access requirements c Land owner relations 8 Conservation 9 Problem Solving a Emergency procedures b Equipment failure c Silting conditions 10 Accident Analysis 11 Review of Dive Tables and Decompression Theory Part 2 TDI Diver Standards docx Page 198 of 206 TDI Instructor Manual CFD Date 01 01 2015 Diver Standards TDi Version 15 0 12 Cave Diving with Open Circuit Divers a bailout equipment requirements b out of air emergencies 13 Cave Diving Etiquette 39 10 Required Skill Performance and Graduation Requirements At NO point is the student to be unable to mo
197. nt No decompression diving is allowed on this course 29 2 Qualifications of Graduates Upon successful completion of this course graduates may 1 Engage in diving activities utilizing the CCR to a maximum depth of 30 metres 100 feet utilizing air as a diluent 29 3 Who May Teach An active TDI Instructor with a TDI Air Diluent CCR Instructor rating on the specific unit being used 29 4 Student to Instructor Ratio Academic 1 Unlimited so long as adequate facility supplies and time are provided to ensure comprehensive and complete training of subject matter Confined Water swimming pool like conditions 1 A maximum of 4 students per active TDI Instructor Open Water ocean lake quarry spring river or estuary 1 A maximum of 4 students per active TDI Instructor 2 The ratio should be reduced as required due to environmental or operational constraints Special note A certified assistant is a SDI and or TDI Divemaster or equivalent from agencies recognized by TDI with an air diluent CCR user qualification and a minimum of 30 hours logged diving on the CCR being taught 29 5 Student Prerequisites Minimum age 18 Provide proof of 20 logged open water dives Provide proof as a TDI Nitrox Diver or equivalent from agencies recognized by TDI BW N ra If the rebreather is a TDI approved sidemount rebreather the student must hold the TDI Sidemount Diver certification or equivalent and provide proof of 10 logged sidemount dives
198. ntain an appropriate level of awareness and respect for the environment ee ON E Log all dives 5 11 To qualify to teach the TDI Sidemount Diver Course an Instructor must 1 Bean active TDI Instructor 2 Provide proof of 25 logged sidemount technical dives OR 1 Be certified as a sidemount diver 2 Provide proof of 10 technical sidemount dives 3 Complete the course with an active TDI Sidemount IT Technical Dive Any dive involving decompression additional cylinders overhead environments such as wrecks caves or mines Part 2 TDI Diver Standards docx Page 15 of 206 Date 01 01 2015 Version 15 0 TDI Instructor Manual Diver Standards 6 Nitrox Diver 6 1 Introduction This is the entry level certification course for recreational divers wishing to utilize enriched air nitrox EAN as a breathing gas The objective of this course is to train divers in the benefits hazards and proper procedures for using nitrox mixes from 22 through 40 percent oxygen content 6 2 Qualifications of Graduates Upon successful completion of this course 1 Graduates may engage in diving activities utilizing EAN 22 to EAN 40 without direct supervision Graduates would be qualified to enroll in 1 TDI Advanced Nitrox Course 2 TDI Decompression Procedures Course 3 TDI Semi closed Rebreather Course 6 3 Who May Teach Any active TDI Nitrox Instructor 6 4 Student to Instructor Ratio Academic 1 Unlimited so long as adequate
199. nts Administrative Tasks Collect the course fees from all the students Ensure that the students have the required equipment Communicate the schedule to the students BP oU R Pe Have the students complete the a TDI Liability Release and Express Assumption of Risk Form b TDI Medical Statement Form Upon successful completion of the course the instructor must 1 Issue the appropriate TDI certification by submitting the TDI Diver Registration Form to TDI Headquarters or registering the students online through member s area of the TDI website 21 8 Required Equipment The following material is required 1 NA The following equipment is required for each student 1 Dual cylinders volume appropriate for planned dive student gas consumption 2 Two independent first and second stage regulators one regulator equipped with a long hose at a recommended minimum length 2 metres 7 feet Submersible pressure gauge Buoyancy compensator device BCD with power inflator Exposure suit adequate for diving environment Mask and fins NO snorkel Two line cutting devices Gos ah at Three battery powered lights 1 primary and 2 back ups each with a with burn time suitable for the planned dive time Part 2 TDI Diver Standards docx Page 93 of 206 TDI Instructor Manual Diver Standards 16 17 Instructor must use full cave diving equipment during all water exercises One primary cave diving reel with length appropriate for intende
200. nual is mandatory for use during this course but instructors may use any additional text or materials that they feel help present these topics The following topics must be covered during this course 1 Physics a Pressure review 2 Physiology a Hypoxia b Oxygen O3 toxicity i Whole Body OTUs ii Central nervous system CNS Nitrogen narcosis Nitrogen and helium absorption and elimination Carbon dioxide CO2 toxicity Carbon monoxide CO toxicity ho Sp Part 2 TDI Diver Standards docx Page 58 of 206 TDI Instructor Manual Diver Standards g Helium i HPNS ii Effects on respiration iii Effects as an insulator h Counter diffusion i Hyperthermia j Hypothermia 3 Decompression Options a Air b Nitrox c Helium 4 Equipment Considerations a Cylinder options Stage cylinders options Suit inflation options Regulator options Harness BCD options Computer depth gauge bottom timer options Ascent and navigation reels ro mo ae SF Lift bags surface marker buoys Lights j Redundant mask and knife paa k Jon line 5 Dive Tables a Computer generated tables b DCIEM Heliox Tables and or other published tables 6 Dive Planning a Operational planning i Support ii Teams b Team planning i Gas requirements ii Oxygen limitations iii Inert gas limitations c Emergency planning i Omitted decompression ii Oxygen toxicity iii Analysis and logging iv General 7 Procedures Part 2 TDI
201. nutes at 6 metres 20 feet 6 Where the user opts for an automatic diluent valve ADV fitted by the manufacturer additional skills such as regular diluent gauge monitoring and addition control must be emphasized 7 Calculate all off board gas at 45 3 litres 1 6 cubic feet per minute usage to cover stress situations 8 All dives to be completed within appropriate constant PO decompression tables 9 Student is only certified for Helitrox decompression diving on the specific CCR unit 10 Students must do one bailout from depth on o c to include simulated decompression Open Water Skills 1 Pre dive checks a Unit build up b Scrubber packing c Positive and negative checks 2 Verify diluent and O cylinder contents using O2 analyzer where appropriate Demonstrate correct pre dive planning procedures including a Limits based on system performance b Limits based on oxygen exposures at chosen PPO levels c Limits based on nitrogen absorption at planned depth and PO set point d Thermal constraints 4 Emergency procedures a Mouthpiece familiarity drills Gas shutdowns and loss of gas Broken hoses Flooded absorbent canister CO breakthrough Semi closed mode Low oxygen drills So moe ao S High oxygen drills Flooding Loop j Electronics and battery failure k Properly execute the ascent procedures for an incapacitated CCR diver Use of BCD suit and effective management of loop breathing volume for buoyancy control Stop at 3 6 metr
202. nutes open water training to be completed over a minimum of 7 dives including 1 equipment configuration and drills practice air diluent dive to a maximum 40 metres 130 feet All subsequent dives to build incrementally in no greater than 10 metres 33 feet steps A minimum of 6 dives must be conducted on mixed gas diluent All mixed gas dives are to be deeper than 40 metres 130 feet Five of the mixed gas dives must be decompression dives Si et ge is In addition to meeting the course prerequisites if the student is also qualified as a TDI Mixed Gas CCR Diver any unit or equivalent from agencies recognized by TDI then a minimum of only 240 minutes open water training is required over a minimum of 4 mixed gas decompression dives to build incrementally in no greater than 10 metres 33 feet steps Two dives must be deeper than 70 metres 230 feet 7 In addition to meeting the course prerequisites if the student is also qualified as a TDI Advanced Trimix Diver or equivalent from agencies recognized by TDI then a minimum of only 240 minutes open water training is required over a minimum of 4 mixed gas decompression dives to build incrementally in no greater than 15 metres 50 feet steps Course Structure 1 TDI allows instructors to structure courses according to the number of students participating and their skill level 2 The exam may be given orally if not available in a language the student understands Duration 1 Minimum of 6 hours fo
203. o be conducted with a minimum 3 minutes at 6 metres 20 feet Part 2 TDI Diver Standards docx Page 137 of 206 TDI Instructor Manual Diver Standards Date 01 01 2015 Version 15 0 6 Where the user opts for an automatic diluent valve ADV fitted by the manufacturer additional skills such as regular diluent gauge monitoring and addition control must be emphasized Open Water Skills 1 Pre dive checks a Unit buildup b Scrubber canister check c Breathing loop check d Positive and negative check 2 Verify diluent and oxygen O2 cylinder contents using O analyzer where appropriate Demonstrate correct pre dive planning procedures including a Limits based on system performance b Limits based on oxygen exposures at chosen PPO levels c Limits based on nitrogen absorption at planned depth and PO setpoint d Thermal constraints 4 Emergency procedures Mouthpiece familiarity drills Gas shutdowns and loss of gas Broken hoses Flooded absorbent canister Carbon dioxide CO2 breakthrough Low oxygen drills High oxygen drills Spe moan e P Flooding loop Electronics and battery failure m j Properly execute the ascent procedures for an incapacitated CCR diver Use of BCD suit and effective management of loop breathing volume for buoyancy control Stop at 3 6 metres 10 20 feet on descent for leak bubble check Electronics systems monitoring for PO levels SETPOINT and switching setpoints Manual control of setpoint if e
204. o reduce this number as conditions dictate 37 5 Student Prerequisites 1 Minimum age 18 15 with parental consent 2 Minimum certification of TDI Nitrox Diver or equivalent may be combined in program at the discretion of the instructor 3 If student has less than 25 logged dives a mandatory one hour confined session is required 37 6 Course Structure and Duration Confined Water Part 2 TDI Diver Standards docx Page 184 of 206 Date 01 01 2015 Version 15 0 TDI Instructor Manual Diver Standards 1 For divers requiring a one hour confined water session they must perform each of the required open water skills a minimum of one time and demonstrate an ability to control buoyancy while maintaining loop volume control Open Water Execution 1 A minimum of 4 dives with a minimum of 100 accumulated minutes Course Structure 1 TDI allows instructors to structure courses according to the number of students participating and their skill level 2 Dives conducted to a maximum depth of 40 metres 130 feet not to exceed the maximum depth of the diver s current certification Duration 1 The minimum number of classroom and briefing hours is 6 2 The Minimum course duration is 2 days 37 7 Administrative Requirements The following is the administrative tasks Collect the course fees from all the students Ensure that the students have the required equipment Communicate the training schedule to the students te E Have
205. oducton ees 178 36 2 Qualifications Of Graduates ccccccceceeeeceecceeeeeeeeecenaeceeeeeeescaacaeceeeeeseseccacaeeeeeeeseseesieaeeeeeess 178 36 3 Who May Teach retire eet tr ee renee eee ere e ernest nantes naae ee ee naaeeeeeeaeeeseeaeeeeeenaes 178 36 4 Student to Instructor Hanoi 178 36 5 Student Prerequisites cccccecccceceeeeeeeeeceeceeeeeeeeeceaaaeceeeeeeesecaaaeceeeeeseseceasaeeeeeeesessnsiaeeeeeess 178 36 6 Course Structure and Duration 0 cececccceececeeeeeeeeceeeaeceeeeeeeeeceaeaeeeeeeeseseccasaeeseeeesetsnsuaeeeeees 179 36 7 Administrative Requirements ssssseeseeesrtrrttetttttttttnns ttrt tt rnrn rnat tE EEEE EEES AEE tE EEEn nnne rtnn Ennen 179 36 8 Training Material AAAA seaeeeeeeaeeeseeceeeeeeiaeeeeneaaes 179 36 9 REQUIFED EQUIPMENT c i cccc sccnccasscceecessabanicesteccaccaaddeadpanededeessauvareatas ddeassaucadaededaceessancudann eddceraanee 180 36 10 Required Subject Areas icine ccisanssccstansdecevtnceaecesineaestannescesansencsdavsaecasaasecessaeiea EERS SEEE ERA 180 36 11 Required Skill Performance and Graduation Requirements sseessenrrensseerrnrrenssrerrrrrrrn n 182 37 Explorer Rebreather Diver seceeeeeeeeeeeeeeeeeeeeeeeeeeeeeenaaeeeeeeeeeeeeeeaaee 184 37 1 ite ie de 184 37 2 Qualifications Of Graduates cece eeeececeaeaeceeeeeeesecsasaeeeeeeesessesiaeeeeeess 184 37 3 Who May TEIG ea ecteccescvasens ct access gege ed gege eege eege 184 37 4 Student to Ins
206. of Open Circuit Closed Circuit and Semi closed Circuit 3 Practical Mechanics of the GEM Sidekick SCR System a Assembly and disassembly of the GEM Sidekick SCR Layout and design Lung volume control system Scrubber replacement Pre dive safety check sequence moms E System maintenance and storage g Breathing loop decontamination procedures 4 Review of Nitrox a Dalton s Law triangle Optimum nitrox mix Oxygen tracking aes Gas preparation and analysis Part 2 TDI Diver Standards docx Page 130 of 206 TDI Instructor Manual Diver Standards 5 Gas Physiology a Oxygen toxicity Hyperoxia Hypoxia Asphyxia Hypercapnia Nitrogen absorption CO toxicity Sm mo ae e Gas consumption para Cylinder sizes j Depth and workload 6 Formula work metabolic consumption a Cylinder size duration equation b Equivalent air depth 7 Dive Tables a Inspired O table b Equivalent air depth 8 Dive Computers a Mix adjustable b O integrated c PO monitoring devices 9 Dive Planning a Operational planning b Gas requirements including bailout scenarios c Oxygen limitations d Nitrogen limitations 10 Problem Solving a Canister flooding Mouthpiece loss Scrubber exhaustion Battery or sensor failure Breathing bag rupture Open circuit bailout Hyperoxia scenario mo ho ao e Hypoxia scenario i Hypercapnia scenario Loop flood recovery oo k Supply gas disconnect l Post problem maintenance
207. of equipment Date 01 01 2015 Version 15 0 Part 2 TDI Diver Standards docx Page 131 of 206 TDI Instructor Manual Diver Standards Date 01 01 2015 Version 15 0 28 11 Required Skill Performance and Graduation Requirements The dive depth shall not exceed one point four 1 4 ATM PO The following skills must be completed by the student during confined and open water dives Confined Water Skills l H 13 14 Complete GEM Sidekick Pre dive Checklist Pre dive checks minimum 1 time a Scrubber packing b Unit assembly c One way valve check d Positive and negative pressure tests Properly analyze supply cylinder Properly calibrate and verify oxygen sensors Proper fitting and adjustment of counter lung system Correct starting orientation of mouthpiece readjust underwater Perform in water bubble check Demonstrate proper PO monitoring Perform stationary bailout Perform 1 bailout ascent from a depth not shallower than 1 5 metres 5 feet Lung volume control system adjustment Disconnect and re connect the gas supply underwater Practice breathing in different positions and note the change in the work of breathing in each position Perform a complete unit disassembly and cleaning NOTE All pool dives must be conducted with a minimum of 40 1 oxygen in the source cylinder Open Water Skills SCH n re ee ci 8 9 10 Properly analyze gas mixture Properly calibrate and verify ox
208. omputers a Mix ajustable b Constant PO c Oy integrated 8 Dive Planning a Operational planning b Gas requirements including bailout scenarios c Oxygen limitations d Nitrogen limitations 9 Emergency Procedures a Use of B A D D A S S b Three H s problems c Flooded loop d Cell warnings e Battery warnings f Bailout gas requirements 10 Helium Considerations a Helium absorption and elimination Advantages of hyperoxic mixes for decompression Advantages of helium for bottom gas Hypoxia HPNS Effects on respiration Effects as an insulator Sm me ao s Helium limitations 31 11 Required Skill Performance and Graduation Requirements All standards set by both TDI and the rebreather manufacturer must be met while maximum limits of neither may be exceeded The following open water skills must be completed by the student during open water dives with the following course limits 1 All open water dives must be between 9 metres 30 feet to 45 meters 150 feet Part 2 TDI Diver Standards docx Page 151 of 206 TDI Instructor Manual Diver Standards Date 01 01 2015 Version 15 0 2 Two dives must be deeper than 20 metres 66 feet and one dive must be deeper than 30 metres 100 feet PO not to exceed manufacturer recommendation or a working limit of 1 3 bar 4 All dives to be completed within CNS limits with a recommend maximum of 80 of the total PO CNS limit 5 Safety stops to be conducted with a minimum 3 mi
209. ons Communication a Hand signals b Light signals c Touch contact signals Swimming Techniques a Body posture trim b Buoyancy control Part 2 TDI Diver Standards docx Page 79 of 206 TDI Instructor Manual Diver Standards Date 01 01 2015 Version 15 0 c Line following d Propulsion techniques 7 Physiology a Breathing techniques b Stress management 8 Cave Environment a Geology i Bottom ii Ceiling b Local access requirements c Land owner relations 9 Conservation 10 Problem Solving a Emergency procedures b Equipment failure c Silting conditions 11 Accident Analysis 12 Review of Dive Tables and Decompression Theory 13 Cave Diving Etiquette 14 Required Skill Performance and Graduation Requirements 18 10 Required Skill Performance and Graduation Requirements The following land drills must be covered during this course 1 How to properly deploy a guideline 2 How to properly follow a guideline 3 Use of safety reel in lost diver procedures 4 Use of safety reel in lost line drill The student must perform the following S drill and skills during all dives 1 Demonstrate a Adequate pre dive planning Equipment check and equipment matching Bubble check Specialized propulsion techniques in varying types of flow Proper buoyancy control on pp s Proper body posture g Proper stress analysis detection and management The student must perform the following in water skills durin
210. onsumption b Limits based on oxygen exposures at planned depths for actual mixes c Limits based on inert gas absorption at planned depths with actual mixes Pre dive Drills 1 Use START before every dive 2 Stress analysis and mitigation START is S drill OOA drill and Bubble Check Team buddy equipment checks Air gas matching Route entry exit and planned path underwater Tables depth duration waypoints and schedule In water Drills 1 Show good awareness of buddy and other team members through communications proximity and team oriented dive practices 2 Demonstrate competence managing 2 stage cylinders either 2 deco gas or 1 deco and 1 extra bottom gas including drop and recovery while maintaining position in the water column Demonstrate ability to confirm gas switches at depth with buddy team members Demonstrate lift bag deployment from depth and use of bag as back up buoyancy device Demonstrate air sharing ascent from depth while one member of buddy team is without mask Create contingency decompression schedule after simulated loss of decompression gas Si En cn Demonstrate controlled ascent with toxed diver including surface tow at least 30 metres 100 feet with equipment removal on surface in water too deep to stand in oo Complete a horizontal breath hold swim at depth for 15 metres 50 feet with mask off or blacked out 9 Properly execute the planned dive within all predetermined limits 10 Demonstrate
211. or Guide Part 2 TDI Diver Standards docx Page 4 of 206 TDI Instructor Manual Diver Standards 4 Date 01 01 2015 Version 15 0 TDI Intro to Tech Instructor Resource CD Optional material zs A8 Zi 3 9 TDI Advanced Nitrox Diving Manual TDI Decompression Procedures Manual TDI Intro To Tech Cue Cards TDI Intro To Tech Evaluation Slate Required Equipment The following equipment is required for this course l 2 Primary cylinder s cylinder volume appropriate for diving conditions and diver gas consumption Primary regulators a Primary and alternate second stage required on all primary cylinder s b Submersible pressure gauges are required on all primary cylinder s Depth gauge and automatic bottom timer and or dive computer Buoyancy compensator device appropriate for equipment configuration Ascent reel with lift bag surface marker buoy a Appropriate for maximum planned depth b Lift bag with at least 11 kg 25 Ibs of lift Exposure protection appropriate for local diving condition Slates wet notes 3 10 Required Subject Areas Instructors may use any materials they feel help in the presentation of the required subject areas The following topics must be covered during the course 1 2 3 Physics a Pressure review Physiology a Ascent descent rates b Hyperthermia c Hypothermia d Psychological aspects Equipment Considerations a Single double cylinder s valve options Regulator options
212. or Manual Diver Standards Date 01 01 2015 Version 15 0 Instructor must use full cave diving equipment during all water exercises 40 9 Required Subject Areas The following topics must be covered during this course 1 Policy for Cave Diving 2 Psychological Considerations 3 Equipment Considerations a Bailout cylinder options i Single bailout cylinder vs redundant ii Long hose vs short hose on bailout Rebreather configuration options Scrubber options Buoyancy compensator device BCD harness options Reel options Proper weighting e meas s Equipment configurations 4 Communication a Hand signals b Light signals c Touch contact signals 5 Swimming Techniques Body posture trim Buoyancy control and rebreather weighting G fF P Line following d Propulsion techniques 6 Physiology a Breathing techniques b Stress management c Decompression theory and its application to cave diving 7 Cave Environment a Geology i Bottom ii Ceiling b Local access requirements c Land owner relations 8 Conservation 9 Problem Solving a Emergency procedures b Equipment failure Part 2 TDI Diver Standards docx Page 204 of 206 TDI Instructor Manual CFD Date 01 01 2015 Diver Standards TDi Version 15 0 c Silting conditions 10 Accident Analysis 11 Review of Dive Tables and Decompression Theory 12 Cave diving with Open Circuit divers a Bailout configuration requirements b Out of air emergencie
213. or Manual Diver Standards Date 01 01 2015 Version 15 0 Optional Material 3 Corresponding TDI PowerPoint presentations 4 TDI Advanced Trimix Manual 5 TDI Helitrox Cue Cards 6 TDI Helitrox Evaluation Slate 10 9 Required Equipment The following equipment is required for each student l 2 3 mR O o ech SS Primary cylinder s cylinder volume appropriate for planned dive and student gas consumption Decompression mix cylinder s Cylinder volume appropriate for the planned dive and student gas consumption with submersible pressure gauge Labeled in accordance with TDI Standards Depth gauge and automatic bottom timer and or dive computer programmable with appropriate breathing mixture s Regulator s Primary and alternate 2nd stage required on all primary cylinders Submersible pressure gauges are required on all primary cylinders Buoyancy compensator device s BCD appropriate for equipment configuration Line cutting device Jon line and other rigging lines as dictated by site conditions Ascent reel with lift bag surface marker buoy Appropriate for maximum planned depth Minimum of 12kg 251b lift bag Oxygen analyzer and helium analyzer may be supplied by the instructor Exposure suit adequate for the open water environment Underwater slate 10 10 Required Subject Areas The TDI Decompression Procedures and Extended Range Trimix Manuals are mandatory for use during this course but inst
214. or is allowed or 4 with a certified assistant Open Water ocean lake quarry spring river or estuary 1 A maximum of 3 students per active TDI Instructor is allowed or 4 with a certified assistant 2 The ratio should be reduced as appropriate due to environmental or operational constraints Part 2 TDI Diver Standards docx Page 154 of 206 Date 01 01 2015 Version 15 0 TDI Instructor Manual Diver Standards Special note A certified assistant is a TDI Divemaster or equivalent from agencies recognized by TDI with a mixed gas CCR user qualification and a minimum of 50 hours logged diving on the CCR being taught 32 5 Student Prerequisites 1 Minimum age 18 2 Provide a verified log of a minimum of 50 rebreather hours distributed over a minimum of 50 dives on the specific rebreather Valid logged dives must be deeper than 9 metres 20 feet half of which must be deeper than 20 metres 66 feet If the diver has 50 hours on another CCR unit recognized by TDI only 25 hours are required to be on the specific unit 3 Have completed and qualified the TDI Air Diluent Decompression Procedures Rebreather TDI CCR Helitrox Diluent Decompression Procedures Diver course or equivalent from agencies recognized by TDI 32 6 Course Structure and Duration Open Water Execution 1 Minimum of 360 minutes open water training to be completed over a minimum of 6 dives including 1 equipment configuration and drills practice air diluent dive to a maximum
215. or the planned dive time One primary cave diving reel with length appropriate for intended dive Computer watch or bottom timer and depth gauge Slate or wet notes with a pencil Submersible dive tables or back up dive computer 13 14 15 16 Three directional line arrows One non directional line marker Gap reel with 15 metres 50 feet of guideline It is recommended that the team properly mark decompression cylinders and stage them in any dive where decompression is planned at least 1 stop deeper than the planned decompression obligation Required equipment is the same as TDI Full Cave diver Instructor must use equipment required for TDI Full Cave diving during all water exercises 24 10 Required Subject Areas The following topics must be covered during this course e ol a Policy for Mine Cave Diving Gas Matching Procedures and Management to Include Dissimilar Volumes Psychological Considerations Equipment Considerations Part 2 TDI Diver Standards docx Page 108 of 206 TDI Instructor Manual Diver Standards Date 01 01 2015 Version 15 0 Cylinder options Regulator options Buoyancy compensator device BCD harness options Reel options Proper weighting wo GD Sg P Equipment configurations 5 Communication a Hand signals b Light signals c Touch contact signal 6 Swimming Techniques Body posture trim Buoyancy control ogsp Line following d Propulsion techniques 7 Physiology a
216. ording to the number of students participating and their skill level 2 The final exam may be given orally if not available in a language the student understands Duration 1 Minimum of 6 hours academic development and 2 hours equipment maintenance workshop 2 The duration of the entire course must take a minimum of 5 days Crossover 1 Ifa student already qualified as TDI CCR Air Diluent Deco Diver or equivalent from an agency recognized by TDI and wishes to qualify on another CCR recognized by TDI the student must follow all unit specific course standards with the exception of a Minimum of 60 minutes confined water training to a maximum of 9 metres 30 feet b Minimum of 180 minutes open water training to be completed over a minimum of 3 dives to a maximum of 40 metres 130 feet Upgrades 1 Ifa student has the entry level 1 certification and wishes to do the decompression part of this course only 240 minutes in open water is required 2 The student must have a minimum of 30 logged hours over 30 dives before enrolment on the deco course Six months CCR diving experience 35 7 Administrative Requirements The following is the administrative tasks Collect the course fees from all the students Ensure that the students have the required equipment Communicate the training schedule to the students fe e E Have the students complete the Part 2 TDI Diver Standards docx Page 173 of 206 TDI Instructor Manual Diver Standards Date
217. orily complete the TDI Diving Rebreathers Course written examination with an 80 and 100 remediation 2 Demonstrate mature sound judgment concerning training dive planning and execution Complete all open water requirements safely and efficiently Demonstrate proficiency in the TDI Closed Circuit Rebreather Diver Program Part 2 TDI Diver Standards docx Page 171 of 206 TDI Instructor Manual CFD Date 01 01 2015 Diver Standards TDi Version 15 0 35 Air Diluent Closed Circuit Rebreather Decompression Procedures Diver Course Unit Specific Poseidon Discovery MK VI SE7EN Se7en 35 1 Introduction This is the diver level certification course for divers wishing to use the Poseidon MK VI SE7EN Unit Closed Circuit Rebreather CCR for decompression procedures diving The objective of this course is to train divers and to develop basic rebreather diving skills appropriate to diving within the normal recreational depth limits for decompression diving to 40 metres 130 feet using oxygen and an air diluent 35 2 Qualifications of Graduates Upon successful completion of this course graduates may use the Poseidon MK VI SE7EN CCR for Air Diluent Decompression Procedures diving not to exceed the manufacturers designed depth maximum of 40 metres 130 feet This course is manufacturer specific 35 3 Who May Teach 1 Any active TDI Poseidon MK VI SE7EN CCR Air Diluent Decompression Procedures Rebreather Instructor may teach this course
218. ot exceed the level in which the diver is trained and competent but in no case shall the maximum depth in this program exceed 55 metres 180 feet The objective of this course is to train divers in the proper techniques equipment requirements and hazards of wreck diving 11 2 Qualifications of Graduates Upon successful completion of this course graduates may engage in wreck diving activities without direct supervision provided 1 The diving activities approximate those of training 2 The areas of activities approximate those of training 3 Environmental conditions approximate those of training 11 3 Who May Teach Any active TDI Advanced Wreck Diving Instructor may teach this course 11 4 Student to Instructor Ratio Academic 1 Unlimited so long as adequate facility supplies and time are provided to ensure comprehensive and complete training of subject matter Confined Water swimming pool like conditions 1 N A Open Water ocean lake quarry spring river or estuary 1 A maximum of 4 students per instructor it is the instructor s discretion to reduce this number as conditions dictate 11 5 Student Prerequisites Minimum age 18 Certified as an SDI Advanced Open Water Diver or equivalent Provide proof of a minimum of 50 logged dives ge Gef Be certified as TDI Basic Wreck or Cavern Diver or equivalent Part 2 TDI Diver Standards docx Page 45 of 206 Date 01 01 2015 Version 15 0 TDI Instructor Manual Diver Sta
219. pen water requirements safely and efficiently 3 Demonstrate mature sound judgment concerning dive planning and execution Part 2 TDI Diver Standards docx Page 23 of 206 TDI Instructor Manual Diver Standards Date 01 01 2015 Version 15 0 Pre dive Drills l 2 Use START before every dive Stress analysis and mitigation START is S drill OOA drill and Bubble Check Team buddy equipment checks Air gas matching Route entry exit and planned path underwater Tables depth duration waypoints and schedule In water Drills l Demonstrate buoyancy control ability to hover at fixed position in water column without moving hands or feet Show good awareness of buddy and other team members through communications proximity and team oriented dive practices Demonstrate ability to manage free flow from primary regulator in controlled fashion shutdown cycle and switch to back up regulator Conduct appropriate safety stop while maintaining neutral buoyancy Demonstrate ability to share air with buddy as both recipient and donor in a controlled manner while maintaining position in water column Demonstrate correct body position appropriate trim such as horizontal streamlined when moving forward Demonstrate proper stress analysis with self and dive buddy Part 2 TDI Diver Standards docx Page 24 of 206 Date 01 01 2015 Version 15 0 TDI Instructor Manual Diver Standards 8 Decompression Procedures Div
220. plete training of subject matter Confined Water Swimming pool like conditions 1 NA Open Water Ocean lake quarry spring river or estuary 1 A maximum of 3 students per instructor it is the instructor s discretion to reduce this number as conditions dictate 22 5 Student Prerequisites 1 Minimum age 18 2 Certified as a TDI Full Cave Diver or equivalent Part 2 TDI Diver Standards docx Page 96 of 206 Date 01 01 2015 Version 15 0 TDI Instructor Manual Diver Standards 22 6 Course Structure and Duration Open Water execution 1 Students must complete 3 stage cave dives with a minimum accumulated bottom time of 90 minutes utilizing two different cave entrances Course Structure 1 TDI allows instructors to structure courses according to the number of students participating and their skill level Duration 1 The minimum number of classroom and briefing hours is 4 22 7 Administrative Requirements Administrative Tasks Collect the course fees from all the students Ensure that the students have the required equipment Communicate the schedule to the students Boe oe Have the students complete the a TDI Liability Release and Express Assumption of Risk Form b TDI Medical Statement Form Upon successful completion of the course the instructor must 1 Issue the appropriate TDI certification by submitting the TDI Diver Registration Form to TDI Headquarters or registering the students online through membe
221. pment removal in cave with exception of stage bottles if utilized 39 metres 130 feet maximum depth Students are encouraged to gain experience before attempting to plan and execute complex DPV cave dives OMe aes a Safety and decompression stops are completed as appropriate or necessary 21 3 Who May Teach 1 An active TDI DPV Cave Instructor 21 4 Student to Instructor Ratio Academic 1 Unlimited so long as adequate facility supplies and time are provided to ensure comprehensive and complete training of subject matter Confined Water swimming pool like conditions 1 NA Open Water ocean lake quarry spring river or estuary 1 A maximum of 2 students per instructor it is the instructor s discretion to reduce this number as conditions dictate 21 5 Student Prerequisites 1 Minimum age 18 2 Certified as a TDI Full Cave Diver or equivalent Part 2 TDI Diver Standards docx Page 92 of 206 TDI Instructor Manual Diver Standards Date 01 01 2015 Version 15 0 3 Provide proof of at least 25 non training full cave dives 21 6 Course Structure and Duration Open Water Execution 1 Students must complete 3 stage cave dives with a minimum accumulated bottom time of 90 minutes Course Structure 1 TDI allows instructors to structure courses according to the number of students participating and their skill level Duration 1 The minimum number of classroom and briefing hours is 4 21 7 Administrative Requireme
222. propriate by instructor a Omitted decompression b Extended bottom time profiles with increased decompression and recalculated schedules c Failure to deploy lift bag and reel d Missed up line or missed boat anchor e Loss of decompression gas A safety stop of at least 3 minutes shall be conducted on all no decompression dives and proper staged decompression stops whenever and wherever mandated Demonstrate simulated emergency gas sharing at a stationary depth not to exceed 30 metres 100 feet Demonstrate emergency deployment of a backup regulator or bail out scuba system containing bottom mix at a depth not exceeding 30 metres 100 feet Demonstrate the proper deployment management and use of the bottom mix decompression mix and travel mix if used including but not limited to a Conservative gas management b Depth control to avoid descending too deep for mix c Show appropriate and timely responses to instruction signals from the instructor and demonstrate buoyancy control and awareness throughout the dive In order to complete this course students must 1 Satisfactorily complete the TDI Decompression Procedures Course written examination Part 2 TDI Diver Standards docx Page 30 of 206 Date 01 01 2015 Version 15 0 TDI Instructor Manual Diver Standards 2 Complete all open water requirements safely and efficiently 3 Demonstrate mature sound judgment concerning dive planning and execution Par
223. ps 11 Cave Environment Conservation 12 Land Owner Relations 13 Local Access Requirements 20 10 Required Skill Performance and Graduation Requirements The student must complete the following in water skills during the survey cave dives Demonstrate adequate pre dive planning Equipment check and S drill should be second nature with each dive Demonstrate proper use of guideline and reels Students are to critique their own dives while the instructor supervises this process E NS a The maximum depth for this course is 40 metres 130 feet Note A continuous guideline to open water must be maintained on all cave dives Note A reckless or cavalier attitude may constitute grounds for denying certification regardless of technical ability Note Certifications may be denied if it is determined the course was not conducted according to the standards established by TDI In order to complete the course the student must Complete all land drills and cave dive requirements safely and efficiently Demonstrate mature and sound judgment concerning dive planning and execution Maintain an appropriate level of awareness and respect for the cave environment Log all dives Da es ag ZK Receive the recommendation for certification by the instructor 20 11 Instructor Requirements To qualify to teach the TDI Cave Survey Diver Course the instructor must 1 Bean active TDI Full Cave Diving Instructor for at least 1 year 2 Have taught at leas
224. pth 45 metres 150 feet 31 Helitrox Closed Circuit 18 Minimum time in confined 4tol 50 logged dives Rebreather Diver water is 60 minutes TDI Advanced 7 dives for a minimum time Nitrox Deco of 420 minutes Procedures or Gradually increasing depth Helitrox Diver or to a maximum depth of 45 the equivalent metres 150 feet OR TDI Air Dil Diver with 30 hours on the unit and 6 months CCR diving 32 Mixed Gas 18 6 dives deeper than 40 2 to 1 TDI Air Diluent Closed Circuit metres 130 feet CCR diver or Rebreather 8 dives if combined with equivalent from an Diver trimix diver agency recognized by TDI TDI Trimix diver may be combined with program 50 rebreather hours over 50 logged dives on a specific unit 33 Advanced 18 7 dives 2 tol TDI Mixed Gas Mix Gas 5 of the mixed gas dives Diluent CCR diver Closed Circuit must be decompression or equivalent from Rebreather Diver dives an agency recognized by TDI 100 CCR hours over 100 ona specific unit 50 percent of the dives must be deeper than 30 metres 100 feet Part 2 TDI Diver Standards docx Index xvii of xx TDI Instructor Manual Diver Standards Date 01 01 2015 Version 15 0 34 Air Diluent Closed Circuit 18 Minimum of 60 minutes in Am Nitrox diver Rebreather Diver Unit confined water 20 logged dives Specific Poseidon Minimum 4 dives Discovery MK VI Minimum 180 bottom time SE7EN in open water Maximum depth 30 metres 100 feet 35 Ai
225. quate facility supplies and time are provided to ensure comprehensive and complete training of subject matter Confined Water swimming pool like conditions 1 N A Open Water ocean lake quarry spring river or estuary 1 A maximum of 4 students per instructor it is the instructor s discretion to reduce this number as conditions dictate Part 2 TDI Diver Standards docx Page 25 of 206 Date 01 01 2015 Version 15 0 TDI Instructor Manual Diver Standards 8 5 Student Prerequisites 1 Minimum age 18 2 Minimum certification of SDI Advanced Adventure Diver Advanced Diver or equivalent 3 Provide proof of 25 logged open water dives 8 6 Course Structure and Duration Open Water Execution 1 Four dives are required 2 of those dives must be deeper than 30 metres 100 feet 2 Ifadvanced nitrox is taught in conjunction with decompression procedures only a total of 6 dives are required 3 Only 2 dives from advanced wreck course may be credited towards the total dives required Course Structure 1 TDI allows instructors to structure courses according to the number of students participating and their skill level Duration 1 The minimum number of classroom and briefing hours is 6 8 7 Administrative Requirements The following is the administrative tasks Collect the course fees from all the students Ensure that the students have the required equipment Communicate the training schedule to the students F ag Ne Have
226. quipment is required for each student l W N e Oa Se Primary cylinder s volume appropriate for planned dive and student gas consumption Dual orifice Y or H closed valve or dual valve manifold Two independent first and second stage regulators one regulator equipped with a long hose at a recommended minimum length of 2 metres 7 feet Submersible pressure gauge Buoyancy compensator device BCD with power inflator Exposure suit adequate for diving environment Mask and fins NO snorkel Line cutting device Three battery powered lights 1 primary and 2 back ups each with a with burn time suitable for the planned dive time Safety reel with a minimum of 37 metres 125 feet of guideline One primary cave diving reel with length appropriate for intended dive Computer watch or bottom timer and depth gauge Slate or wet notes with a pencil Submersible dive tables or backup dive computer Three directional line arrows Instructor must use full cave diving equipment during all water exercises 18 9 Required Subject Areas The following topics must be covered during this course ds e Sa E 5 6 Policy for Cave Diving Gas Matching Procedures and Management to Include Dissimilar Volumes Psychological Considerations Equipment Considerations a Cylinder options b Regulator options c Buoyancy compensator device BCD harness options d Reel options e Proper weighting f Equipment configurati
227. r s area of the TDI website 22 8 Required Equipment The following material is required 1 NA The following equipment is required for each student 1 Dual cylinders volume appropriate for planned dive student gas consumption 2 Two independent first and second stage regulators one regulator equipped with a long hose at a recommended minimum length 2 metres 7 feet Submersible pressure gauge Stage cylinder s volume appropriate for planned dive student gas consumption Stage regulator s including first and second stage and submersible pressure gauge Buoyancy compensator device BCD with power inflator Exposure suit adequate for diving environment Mask and fins NO snorkel Two line cutting devices Se Se Part 2 TDI Diver Standards docx Page 97 of 206 TDI Instructor Manual Diver Standards Date 01 01 2015 Version 15 0 Three battery powered lights 1 primary and 2 back ups each with a with burn time suitable for the planned dive time One primary cave diving reel with length appropriate for intended dive Safety reel with a minimum of 37 metres 125 feet of guideline Appropriate number of gap and jump reels with 15 metres 50 feet of guideline Computer watch or bottom timer and depth gauge Slate or wet notes with a pencil Submersible dive tables or back up dive computer Three directional line arrows 18 One non directional line marker Instructor must use full cave diving equipmen
228. r Diluent 18 Minimum of 60 minutes in Am MK VI SE7EN Decompression Procedures confined water maximum Diver Advanced Closed Circuit Rebreather depth 9 metres 30 feet Nitrox and Diver Unit Specific Minimum 7 dives Decompression Poseidon Discovery MK Minimum 420 bottom time Procedures Open VI SEVEN in open water Circuit Diver Maximum depth 45 metres 50 Logged dives 150 feet 36 Mixed Gas Closed Circuit 21 Minimum 360 minutes in 2 to 1 MK VI SE7EN Rebreather Diver Unit open water maximum depth Decompression Specific Poseidon 40 metres 130 feet Procedures Diver Discovery MK VI Minimum 6 dives 4 dives SE7EN must be decompression dives 37 Air Diluent Closed Circuit 18 15 with 4 dives with a minimum of 6 to 1 TDI Nitrox Diver Rebreather Diver Unit parental 100 minutes accumulated or equivalent Specific Hollis Explorer consent 25 logged dives Less than 25 logged dives a 60 minute confined water session is required Part 2 TDI Diver Standards docx Index xviii of xx TDI Instructor Manual Diver Standards Date 01 01 2015 Version 15 0 38 Rebreather Cavern Diver 18 5 dives must be conducted 3 to 1 TDI Air Diluent 4 cavern dives with a CCR diver on minimum of 120 minutes specific unit conducted at 2 different 25 logged dives locations and 25 hours on specific unit 39 Rebreather Introductory 18 1 open water evaluation 3 to TDI CCR Air Cave Diver dive must be conducted if Diluent Diver or s
229. r academic development and a further 2 hours for equipment configuration workshop Special note The maximum depth when teaching this course in the UK or Ireland is 75 metres 245 feet due to H S E requirements 33 7 Administrative Requirements The following is the administrative tasks Collect the course fees from all the students Ensure that the students have the required equipment Communicate the training schedule to the students Po Se Have the students complete the a TDI Liability Release and Express Assumption of Risk Form b TDI Medical Statement Form Upon successful completion of the course the instructor must 1 Issue the appropriate TDI certification by submitting the TDI Diver Registration Form to TDI Headquarters or registering the students online through member s area of the TDI website Part 2 TDI Diver Standards docx Page 161 of 206 TDI Instructor Manual Date 01 01 2015 Diver Standards TDi Version 15 0 33 8 Required Equipment The following are required for this course Sr et a d a TDI Diving Rebreathers Student Manual Unit specific rebreather manual TDI Diving Rebreathers PowerPoint Presentation Manufacturer s manual and updates Manufacturer s Build Checklist TDI CCR Preflight Checklist The following equipment is required for each student 33 9 A complete unit specific CCR this should be the student s personal unit Minimum of 2 bottom timers and depth gauges or 1 CCR mixed
230. r have access to the MK VI SE7EN Discovery CCR Mask fins Exposure suit suitable for the diving environment Knife Slate and pencil Bailout cylinder with a minimum capacity of 3 litres 21 cubic feet Ascent reel with lift bag surface marker buoy appropriate for maximum planned depth 34 10 Required Subject Areas Instructor s must use the TDI Diving Rebreathers Student manual instructor guide manufacturer s manual and the current TDI Standards and Procedures Manual but may also use any additional text or materials that they feel help present these topics The following topics must be covered during this course l H History and Evolution of Rebreathers Comparison of Open Circuit Closed Circuit and Semi Closed Circuit Rebreather systems and the Benefits Problems with each Practical Mechanics of the System Assembly and disassembly of the MK VI SE7EN Discovery Layout and design of the unit Absorbent canister design and maintenance Breathing loop de contamination procedures Automatic diluent valve ADV Keying valve to individuals metabolic rate op GP e P Part 2 TDI Diver Standards docx Page 168 of 206 TDI Instructor Manual Diver Standards Date 01 01 2015 Version 15 0 g Valve maintenance h DSV mouthpiece use design and limitations 4 Gas Physiology a Oxygen toxicity b Nitrogen absorption c CO toxicity d Gas consumption 5 Electronic Systems Design and Maintenance a O metaboli
231. r up self test mene Sr Controlling Resources i Oxygen supply ii RNDT modified with 40 metres 130 feet deco battery iii OTU iv Amount of diluent v Battery supply g Time to surface alarm TTS h Smart battery condition testing i Charge times ii Learn cycles iii 40 metre 130 feet deco i Firmware updating Part 2 TDI Diver Standards docx Page 175 of 206 TDI Instructor Manual Diver Standards Date 01 01 2015 Version 15 0 Dive Tables a Equivalent air depth EAD operation b Constant PPO theory c CNS and awareness of OTU tracking Dive Computers a Mix adjustable b Constant PO c Oy integrated Dive Planning Operational planning Gas requirements including on board open circuit bailout scenarios limitations Oxygen limitations Nitrogen limitations 0 GGG P Off board open circuit bailout f Planning for bailout deco OC gas requirements Emergency Procedures Omitted decompression procedures Use of B A D D A S S Three H s problems Flooded loop Cell warnings Battery warnings failure Use of the DSV ADV for diluent flushes on the MK VI SE7EN mo ao gp 35 11 Required Skill Performance and Graduation Requirements The following skills must be completed by the diver The maximum training depth shall not exceed the manufacturer s design limit Over the course of the practical sessions divers must set up and break down the Poseidon MK VI SE7EN a minimum of 4 times running through t
232. re gauges are required on all primary bottom mix cylinder s c A contingency use long hose second stage should be designated and appropriately rigged to facilitate air sharing at depth if necessary Buoyancy compensator device s BCD adequate for equipment configuration Redundant depth and timing devices Air decompression computers allowed for use as depth and timing devices Redundant light system if needed for site conditions Sr Ge SON A Jon line and other rigging lines as dictated by site conditions 10 Ascent reel with lift bag surface marker buoy a Adequate for maximum planned depth b Minimum of 12 kg 25 lb lift bag surface marker buoy 11 Exposure suit adequate for the open water environment 12 Two line cutting devices 13 Underwater slate for decompression contingency tables 9 10 Required Subject Areas The TDI Extended Range Manual is mandatory for use during this course but instructors may use any additional text or materials that they feel help present these topics The following topics must be covered during this course 1 History of Deep Air Diving 2 Physics a Pressure review b Formulas for solving dive planning problems maximum operating depth MOD best mix etc 3 Physiology a Hypoxia b Oxygen toxicity i Whole body OTUs ii Central nervous system c Nitrogen narcosis Part 2 TDI Diver Standards docx Page 34 of 206 TDI Instructor Manual Diver Standards Date 01 01 2015 Version 15 0
233. reather Cave Diver development program Advanced rebreather cave dive planning the practical execution of different types of cave systems and scenarios divers encounter are presented This rebreather cave diving course is not intended to prepare divers for evaluating all facets of cave diving The objective of this course is to expand and critique previous skills accomplished in the TDI Rebreather Cavern Diver and Rebreather Introductory Cave Diver programs Emphasis is placed upon dive planning and skill perfection through actual cave penetration 40 2 Qualifications of Graduates Upon successful completion of this course graduates may engage in cave diving activities without direct supervision provided the graduates adhere to the following limits 1 Diver carries adequate bailout to safely exit from the furthest point of penetration and complete any decompression stops using a minimum SAC rate of 30 litres per minute 1 cubic foot per minute OR the student s calculated elevated SAC rate to account for a CO event whichever is greater 45 metres 150 feet maximum depth No equipment removal in cave Complete safety and decompression stops as appropriate or necessary Maintain a continuous guideline St tr der E Proper cave diving equipment is used in conjunction with a TDI approved rebreather 40 3 Who May Teach This course may be taught by any active TDI Rebreather Full Cave Diver Instructor qualified to teach on the rebreather being use
234. reather Diver Unit Specific 134 29 1 Introducton SEAS AE EEEEEEEAAESEEEEEEEESEESEEEEE EEES EE EEEE EEE ESSEE EEEE EnEn 134 29 2 Qualifications of Graduates eke neeesttttttt cece eaaeeeeeeeeeseceacaeceeeeeeesecasaeeeeeeeseesesiaeeeeees 134 29 3 Who May Teach n ee ere ee errant etree ARENAN A EAEAN ANKAA AN AENA AENA NERAN EEEREN 134 29 4 Student to Instructor Hanoi 134 29 5 Student Prerequisites eccccecccceceeeeeeeeceeeceeeeeeeseesaaaeceeeeeeesecacaeceeeeeseseccaeaeeeeeeeseeensaaeeeeees 134 29 6 Course Structure and Duration 2 ececcccecceceeceeeeeeeeaeceeeeeeeeeceaeaeceeeeeeeseceacaeeeeeeesessesaaeeeeees 135 29 7 Administrative Requirement cccccceceeeeeecceeeeeeeeeeeeececaeceeeeeeeseceaeaeeeeeeeseseceaaeeeeeeeeeseee 135 29 8 Training Material cect erect ee erties rene ee erent eee teee NAERA ARANE TERANA DENNER E AENA ERRANEN 135 29 9 Required Equipment c ccccccceceeceeeenececeeeceeeeaaeeeceeeeeseeeaaaaeeceeeeeseqeeaeaeeeeeegsenciaeeeseeeeeeeees 136 CC DNA UE Be E 136 29 11 Required Skill Performance and Graduation Requirements s ssssssseessenrrensserrrrrrenssenereenn 137 30 Air Diluent Closed Circuit Rebreather Decompression Procedures Diver DEER 140 30 1 lui gee tele 140 30 2 Qualifications Of Graduates sceccisicaaccasnotsccs saaedeedaantadseesnedacdannndaddesaedaccananse cheanndadaaneeldaneastdeweanaad 140 30 3 Who May Teach sic sdciesiiaed iad nitlad a
235. riate TDI certification by submitting the TDI Diver Registration Form to TDI Headquarters Regional Office or registering the students online through member s area of the TDI website 32 8 Required Equipment The following are required for this course TDI Diving Rebreathers Student Manual TDI CCR Preflight Checklist TDI Diving Rebreathers PowerPoint Presentation Unit specific rebreather manual Unit specific rebreather examination if required by the manufacturer Manufacturer s Build Checklist Manufacturer s manual and updates SD Oe eS The following equipment is required for each student 1 A complete closed circuit rebreather configured within the manufacturers recommendations this should be the student s personal unit 2 Minimum of 2 bottom timers and depth gauges or 1 CCR mixed gas computer and 1 bottom timer and depth gauge 3 Bailout gas supply in a minimum of 2 separate off board cylinders calculated at 45 30 litres 1 06 cubic feet per minute usage to cover stress situations 4 Two open circuit regulators and gauges fitted to the configuration 5 Mask fins and a suitable line cutting device 6 Slate and pencil 7 Reel with a minimum of 60 metres 200 feet of line 8 Reel with a minimum of 30 metres 100 feet of line 9 Two lift bags delayed surface marker buoys DSMB s with a minimum of 12 kg 25 Ibs lift 10 Exposure suit adequate for the open water environment where training will be conducted 11 Access to an
236. riefing hours is 6 A 3 way combination of TDI Intro to Tech Advanced Nitrox and Decompression Procedures is permitted with a minimum of 8 dives required The prerequisites for advanced nitrox and decompression procedures diver must be met for this combination before starting the program 7 7 Administrative Requirements The following is the administrative tasks Collect the course fees from all the students Ensure that the students have the required equipment Communicate the training schedule to the students ge a a Have the students complete the a TDI Liability Release and Express Assumption of Risk Form b TDI Medical Statement Form Upon successful completion of the course the instructor must 1 Issue the appropriate TDI certification by submitting the TDI Diver Registration Form to TDI Headquarters or registering the students online through member s area of the TDI website 7 8 Training Material Required material 1 TDI Advanced Nitrox Student Manual Part 2 TDI Diver Standards docx Page 21 of 206 TDI Instructor Manual Diver Standards Date 01 01 2015 Version 15 0 Optional Material 1 TDI EAD I PO Tables 2 TDI Advanced Nitrox PowerPoint Presentation 3 TDI Advanced Nitrox Cue Cards 4 TDI Advanced Nitrox Evaluation Slate 7 9 Required Equipment The following equipment is required for each student 1 Alternative second stage octopus attached to a primary regulator or a redundant scuba unit 1 9 litre 13 cu
237. ring this course 1 Guideline Use 2 Guideline Following 3 Emergency Procedures The following topic must be covered during this course Instructors may use any text or materials that they feel best presents these topics 1 Equipment Considerations a Redundant scuba b Lights c Reels d Tools 2 Procedures Part 2 TDI Diver Standards docx Page 47 of 206 Date 01 01 2015 Version 15 0 TDI Instructor Manual Diver Standards a Pre dive b Pre penetration c Penetration d Exiting the wreck 3 Hazards of Wreck Diving and Overhead Environments a Disorientation b Reduced visibility c Entrapment d Entanglement e Environmental f Loss of gas supply g Line traps h Separated buddy teams 4 Penetration Lines a Types b Proper use 5 Research and Locating a Local regulations b Sources of information c Tools d Surveying 6 Contingency Planning a Chamber locations b Communications c Emergency gases 11 11 Required Skill Performance and Graduation Requirements The student must complete the following skills during wreck dives All dives should be conducted with a maximum depth no deeper than the certified student s capabilities Land Drills Proper deployment of guideline Proper technique for following guideline Use safety spool reel in lost line procedures Use safety spool reel in lost buddy procedures Proper technique for touch contact communication Properly analyze all
238. rnnrensrnesreene 109 24 12 Permission to Dive cece eeeeeeceeaeceeeeeeececaaaeceeeeesesecccaeeeeeeesessncaeeeeeeeeeseesesaeees 111 25 Rebreather Discovery Program 112 25 1 Introducton eee 112 25 2 Qualifications Of oraduates eee eee ee eeente ee eeeae ee eeeeaeeeeeeaaeeeeeeaaeeeeeeaeeeseeaeeeseenaeeeeeeenas 112 25 3 WhO may each 112 25 4 Student to Instructor Hanoi 112 25 5 Student Prerequisites cccccceccececeeeeeeeeceeeceeeeeeeeeceaaaeceeeeeeesecacaeceeeeeeeseccasaeeeeeeesesenniaeeeeeees 112 25 6 Program Structure and Duration ccccccecceeeeeeeeeeeeeeeeeeeeeeeeeeeeeeseneeeeeseneaeeeseeeaeeeseeeaeeeseeaeees 112 25 7 Administrative reouirements tensar t tEn EEAS EE EEEE EEEE ES SEEE EEEE EnEn SEEE Ennan nennt 113 25 8 Required eouipment ESSE NEEE EEEEES SEEE EEEEEEES SEEE EEEEEE ESENE EEEE EEEn 114 25 9 Required subject areas 0 ee cece ee eeeeeee ee eeee eee eteneeeeeteneeeeeseneeeeeseeeaeeeseneaeeeseeeaeeeseeaeeeseeaeees 114 25 10 Required Skill Performance and Graduation Requirements sssesssesseerrenseeerrnrrensseesreene 115 26 Semi Closed Circuit Rebreather Diver Unit Specific DOLPHIN RAY Atlantis SUBMATIX ST100 amp AZIMUTH cccccsssseeeeeeseeseeeeeseeeeeeeeees 117 26 1 iere 117 26 2 Qualifications Of Graduates wa cis cadcsasetadissanedeccaanedddusanedaddanaade das vandaccanshdaduoanndaccanaedcdaanandacaananas 117 26 3 Who May Re EE 117 26 4 Student to Instructor RAO vas sccisasea d
239. rnrrnnsererrrnrre nn 70 17 Cavern aa a ae reia aE eira R EEEN a EELEE 72 Part 2 TDI Diver Standards docx Index iv of xx TDI Instructor Manual CFD Date 01 01 2015 Diver Standards TDi Version 15 0 17 1 Introducton A E E NT 72 17 2 Qualifications of Graduates tt cece ceceaeaeeeeeeeeeseaaaeaeeeeeeeseseneaeeeeeeesesecsiaeeeeees 72 17 3 Who May Tea EE 72 17 4 Student to Instructor Hanoi 72 17 5 Student Prerequisites ceccccecccccceeeeeeeeceecaeceeeeeeeeecaeaeeeeeeesesenacaeeeeeeesesencaeaeeeeeeesetsnsiaeeeeeess 73 17 6 Course Structure and Duration 73 17 7 Administrative Requirements sssesseeeenttetsteesttttttnrttttt ttrt rnnr Et rE EE EEES AE EEEE EEEA ESAE EEEE Ennen Enee 73 17 8 Required Equipment c ccccceceeeeeeeeceeececeeeeeeeeenaeeeeeeeeesecaaaeceeeeeeeseccacaeeeeeeeeesecsicaeeeeeeeseteee 73 17 9 Ke Eer 74 17 10 Required Skill Performance and Graduation Requirements sssssssssrrenseerrrrnrrnnsererrrnrnenn 75 18 Introductory Cave ER EEEeE 77 18 1 ie ie ito E 77 18 2 Qualifications Of Graduates trte tt ttrt rnnr Ettr tE EEEn ESEEEEEEEE ERES EEEEEEEEEE ESAE EE EEEn n ent 77 18 3 WhO May Teach tenner E E 77 18 4 Student to Instructor Hanoi 77 18 5 Student Prerequisites s 25 eddEA ENNEN NEESS SEENEN SEENEN SEENEN See 77 18 6 Course Structure and Duration cccececsecceceeeeeeeeeeceneaeeeeeeeseccaaeaeceeeeesesenaeaeeeeeeesessnnuaeeeeeees 78 18 7 Administrative Requirements
240. rsible pressure gauge Buoyancy compensator device BCD with power inflator Exposure suit adequate for diving environment Mask and fins NO snorkel Two line cutting devices Stell e Za Three battery powered lights 1 primary and 2 back ups each with a with burn time suitable for the planned dive time 9 One primary cave diving reel with length appropriate for intended dive 10 Computer watch or bottom timer and depth gauge 11 Slate or wet notes with a pencil 12 Submersible dive tables or back up dive computer 13 Three directional line arrows 14 One non directional line marker 15 Gap reel with 15 metres 50 feet of guideline 16 It is recommended that the team properly mark decompression cylinders and stage them in any dive where decompression is planned at least 1 stop deeper than the planned decompression obligation Instructor must use full cave diving equipment during all water exercises 19 9 Required Subject Areas The following topics must be covered during this course Policy for Cave Diving Gas Matching Procedures and Management to Include Dissimilar Volumes Psychological Considerations pee I a Equipment Considerations a Cylinder options Regulator options Buoyancy compensator device harness options Reel options Proper weighting mone Equipment configurations Part 2 TDI Diver Standards docx Page 84 of 206 TDI Instructor Manual Diver Standards Date 01 01 2015 Version 15 0 5 Commu
241. rt 2 TDI Diver Standards docx Page 71 of 206 TDI Instructor Manual Diver Standards Date 01 01 2015 Version 15 0 17 Cavern Diver 17 1 Introduction This course is designed to develop the minimum skills and knowledge for cavern and overhead environment diving within the limits of light penetration in addition outlines specific hazards associated with cave diving The cavern diver course in not intended to provide instruction for cave diving environments The objective of this course is to train divers in the proper planning procedures techniques and hazards of cavern diving 17 2 Qualifications of Graduates Upon successful completion of this course graduates may engage in cavern diving activities without direct supervision provided the graduates adhere to the following limits 1 Daylight zone i e within natural light of the cavern entrance Penetration is limited to 1 3 of a single diving cylinder or 1 6th if using double cylinders 61 linear metres 200 linear feet from the surface 40 metres 130 feet maximum depth No decompression diving No restrictions no areas too small for 2 divers to pass side by side Safety stops as appropriate or necessary Maintain a continuous guideline P 9 oh En Oe YS Proper cavern diving equipment is used Li o No removal of life support equipment shall be permitted within the overhead environment Upon successful completion of this course graduates are qualified to enroll in
242. rticipating and their skill Level Duration 2 The suggested number of classroom and briefing hours is 6 3 Course must be taught in no less than 4 days 40 7 Administrative Requirements The following is the administrative tasks Collect the course fees from all the students Ensure that the students have the required equipment and certifications Communicate the training schedule to the students ee oN Have the students complete the a TDI Liability Release and Express Assumption of Risk Form b TDI Medical Statement Form Upon successful completion of the course the instructor must 1 Issue the appropriate TDI certification by submitting the TDI Diver Registration Form or registering the students online through member s area of the TDI website 40 8 Required Equipment The following are required for this course 1 TDI Diving in Overhead Environments Manual Part 2 TDI Diver Standards docx Page 202 of 206 TDI Instructor Manual Diver Standards Date 01 01 2015 Version 15 0 TDI Diving in Overhead Environments Instructor Guide TDI Diving in Overhead Environments Instructor Resource CD Optional TDI Diving Rebreathers Student Manual TDI Diving Rebreathers PowerPoint Presentation optional CCR Manufacturer s manual and updates Manufacturer s Build Checklist 8 TDI CCR Preflight Checklist oe NY Other suggested reading materials CCR Cave Almost Simplified Mel Clark NACD Art of Safe Cave Diving B
243. rtificate should be produced by the instructor and should indicate this certificate is not a certification to dive a rebreather 25 8 Required equipment The following equipment is required for each student 1 A complete TDI approved rebreather completely assembled by an active TDI Rebreather Instructor who holds the rating for the specific unit the student is diving Rebreather build list required by the manufacturer Minimum of 1 CCR dive computer or PO monitoring device Mask and fins Exposure suit appropriate for the environment where training will be conducted Appropriate weight Access to an oxygen analyzer CO ON Si P ru Bailout gas supply may be the on board diluent supply Note The Instructor must carry a bailout gas supply for the students This redundant air source must be greater than the Instructor rebreather requirement if diving a rebreather The instructor may choose to be on a TDI approved rebreather they hold instructor ratings for or opt to be on open circuit 25 9 Required subject areas Instructors may use additional text or materials that they feel help present these topics The following topics must be covered during the program 1 Brief Introduction on the History and Evolution of Rebreathers 2 Practical Mechanics of the System a Counter lungs purpose b Scrubber material purpose c Oxygen cylinder d Diluent cylinder e Mouthpiece f Harness and BCD 3 Breathing Gas a Reintroduce the concept of nitro
244. ructor Manual Diver Standards 31 Helitrox Diluent Closed Circuit Rebreather Diver Decompression Procedures Course Unit Specific 31 1 Introduction This is the second entry level certification course for divers wishing to utilize a closed circuit rebreather CCR for mixed gas diving using a Helitrox diluent The objective of the course is to train divers in the benefits hazards and proper procedures for diving a CCR and to develop basic CCR diving skills to a maximum of 45 metres 150 feet using an air nitrox helium diluent for formal decompression diving Student are permitted to utilize a diluent and bailout mix with no greater than a 20 helium content and no less than a 21 oxygen content and are permitted to use up to 100 oxygen for decompression 31 2 Qualifications of Graduates Upon successful completion of this course graduates may engage in decompression diving activities utilizing a CCR without direct supervision provided 1 The diving activities approximate those of training 2 The areas of activities approximate those of training 3 Environmental conditions approximate those of training Upon successful completion of this course graduates are qualified to enroll in 4 TDI Mixed Gas CCR unit specific course 5 TDI Advanced Wreck Course 31 3 Who May Teach 1 An active TDI Instructor with a TDI Helitrox Diluent CCR Decompression Procedures Instructor rating for the specific unit being used Aside from doing a TDI Heli
245. ructors may use any additional text or materials that they feel help present these topics The following topics must be covered during this course l 2 3 Overview of decompression safety stops compared to required stops Physics a Pressure review Physiology a Mechanics of bubble formation b Advantages of hyperoxic mixes for decompression Part 2 TDI Diver Standards docx Page 40 of 206 TDI Instructor Manual Diver Standards c Advantages of helium mixes for bottom gas Hypoxia e Oxygen toxicity i Whole Body OTUs ii Central Nervous System CNS Nitrogen Narcosis Nitrogen and Helium Absorption and Elimination Bg rh Carbon Dioxide Toxicity Co Carbon Monoxide Toxicity Helium i HPNS ii Effects on respiration kas iil Effects as an insulator k Counter Diffusion L Hyperthermia m Hypothermia Ascent Descent rates Psychological aspects i Task loading ii Stress iii Panic iv Time Management v Equipment 4 Decompression Options a Air b Nitrox c Oxygen 5 Equipment Considerations a Twin cylinder or single cylinder option valve options Stage cylinder options Regulator Options Harness BCD options Computer depth gauge bottom timer options Ascent and navigation reels rho pp g Jon line or Garvin clips Co 6 Dive Tables vs Computers Lift bags surface marker buoys for drifting or free decompression Date 01 01 2015 Version 15 0 Proper we
246. s 3 Cave Diving Etiquette 40 10 Required Skill Performance and Graduation Requirements At NO point is the student to be unable to monitor their PO while on the loop Zero visibility drills must be performed in a way that the student may monitor the status of the breathing loop i e no mask but able to monitor HUD lights out but able to use display back light to view PO2 etc Or the drill must be done on bailout The following land drills must be covered during this course 1 How to properly Deploy a guideline Follow a guideline Conduct bail out exit including bottle swapping while following a guideline ao SS Conduct bail out exit including bottle swapping simulating zero visibility and using touch contact while following a guideline 2 Use of safety reel in a Lost diver procedures b Lost line drill The student must perform the following S drill and skills during all dives Demonstrate adequate pre dive planning Equipment check and equipment matching Bubble check Demonstrate BW N Fe a Specialized propulsion techniques in varying types of flow b Proper i Buoyancy control ii Body posture iii Stress analysis detection and management iv Oxygen partial pressure management v Overall rebreather instruments analysis The student must perform the following in water skills during cave dives 1 Properly Part 2 TDI Diver Standards docx Page 205 of 206 TDI Instructor Manual Diver Stand
247. s course 1 How to properly Deploy a guideline Follow a guideline Conduct bail out exit including bottle swapping while following a guideline aege Conduct bail out exit including bottle swapping simulating zero visibility and using touch contact while following a guideline 2 Touch contact communicate 3 Correctly deploy directional markers The student must perform the following S drill and skills during all dives 1 Demonstrate a Adequate pre dive planning Equipment check and equipment matching Bubble check Specialized propulsion techniques Proper buoyancy control Proper body posture Proper PO management Overall rebreather instruments analysis pm me pn g i Proper stress analysis detection and management The student must complete the following skills in a non overhead environment prior to entering the cavern 1 Properly a Deploy a guideline b Follow a guideline c Conduct bail out exit including bottle swapping while following a guideline d Conduct bail out exit including bottle swapping simulating zero visibility and using touch contact while following a guideline 2 Touch contact communicate 3 Correctly deploy directional markers Part 2 TDI Diver Standards docx Page 193 of 206 TDI Instructor Manual Diver Standards Date 01 01 2015 Version 15 0 The student must perform the following in water skills during cavern dives 1 Se oy a GE 10 Properly a Deploy a guideline
248. s instructors to structure courses according to the number of students participating and their skill level 2 The final exam may be given orally if not available in a language the student understands Duration 1 Minimum of 6 hours academic development and 2 hours equipment maintenance workshop 2 The duration of the entire course must take a minimum of 5 days Crossover 1 Ifa student already qualified as TDI CCR Air Diluent Deco Diver or equivalent from an agency recognized by TDI and wishes to qualify on another CCR recognized by TDI the student must follow all unit specific course standards with the exception of a Minimum of 60 minutes confined water training to a maximum of 9 metres 30 feet b Minimum of 180 minutes open water training to be completed over a minimum of 3 dives to a maximum of 45 metres 150 feet Upgrades 1 Ifa student has the entry level 1 certification and wishes to do the decompression part of this course only 240 minutes in open water is required 2 The student must have a minimum of 30 logged hours over 30 dives before enrolment on the deco course Six months CCR diving experience Part 2 TDI Diver Standards docx Page 141 of 206 TDI Instructor Manual Diver Standards Date 01 01 2015 Version 15 0 30 7 Administrative Requirements Administrative Tasks Collect the course fees from all the students Ensure that the students have the required equipment Communicate the schedule to the students fe e
249. scesauaeeseeseseeueeeeseeuauaaeeesaaseeeeneneeees 3 Who May Teacher gegen CERN ENEE 3 Student to Instructor Ratio 3 Student Ee E LEE A Course Structure and Duration 4 Administrative ReguirementS CERN SEENEN alae E laaeas AEA a EA EAN 4 Training E EE A R gq ired Eogpment sscan dee EERSTEN 5 Required Subject EE 5 Required Skill Performance and Graduation Reouirements nenne 6 DPV DIV EEN 8 IOC eite n mAn E E ite eee ee eden es een ee ee es 8 Qualifications Of Graduates AAA 8 Who May Teaches TEE 8 Student to Instructor Ratio 8 Student e TE LEE 8 Course Structure and Duration 8 Administrative Requirements n susssunununriririrsrersrsrsrsrsrsrsrsrsrsrersrsrsrsrsrsrsrsrsrsrsrsrsrsrsrsesrsr snene 9 Required Equipment sninen dee dees aana A aaa Sa a aS 9 Required Subject Area TT 10 Required Skill Performance and Graduation Requirements c c0ccceceeeseseeeeeeeeeseeeeeeeeeees 10 To qualify to teach the TDI DPV Diver Course an Instructor must 11 Sidemount DIVER oie ce cso ees dE eege deeg deer eh der EE eege eege dees 12 life CUCU ON ME 12 WIDE e ele Ce RE TEE 12 WhO May TOAGI i2sicscteitentvadseacandiaanxesarsnaansyhdiecavanteaacsventuesaed coddeaabeiaaaaeatedaaateedvansedenaaaashelenasbanads 12 Stud nt to Instructor RAMU EE 12 Student e EIN 12 Course Structuresand DUPAtION vss ccdeesvietccescacticetenaietaesoadecvond i i aa a iai 12 Administrative Requirements ov c 22cccsesccdevenedeteveseheaceeneyied
250. scuba related facility 17 Cavern Diver 15 4 dives and 80 minutes 4 tol Open water diver bottom time at 2 different 25 logged dives sites 18 Introductory to 15 4 dives with limited 3 to 1 Cavern diver Cave Diver penetration 80 minutes bottom time at 2 different locations 19 Full Cave 18 8 dives 3 tol Introductory cave Diver 240 minutes bottom time diver 20 Underwater Cave 18 2 dives for a minimum of 2 tol Full Cave Diver Surveying Diver 60 minutes 25 non training full cave dives 21 DPV Cave Diver 18 3 dives at 2 different 2 to 1 Full Cave diver locations for a minimum of Decompression 90 minutes Procedures diver 50 non training full cave dives 22 Stage Cave Diver 18 3 dives at 2 different 3 to 1 Full Cave diver locations for a minimum of 90 minutes 23 Mine Diver I 18 4 dives for minimum 100 3 tol TDI Cavern Diver minutes If combined with Mine Diver I1 12 dives for a minimum of 340 minutes over 6 days or equivalent Part 2 TDI Diver Standards docx Index xv of xx TDI Instructor Manual Diver Standards D TDI Date 01 01 2015 Version 15 0 24 Mine Diver II 18 8 dives for minimum 240 3 tol TDI Mine Diver 1 minutes If combined with Mine Diver 1 12 dives for a minimum of 340 minutes over 6 days 25 Rebreather Discovery 18 1 pool confined water 1 tol TDI Nitrox Diver session for minimum 30 or equivalent minutes to a maximum 10 logged dives to depth of 9 metres 30 feet participat
251. se Structure and Duration Water Execution 1 Minimum of 4 single guideline mine dives with a total bottom time of 100 minutes conducted at 2 different sites different water entry points in the same mine system may be considered a different site for Mine Diver Level I training if they are at least 50 metres 165 feet apart 2 Ifthe student is already certified as a TDI Intro to Cave or Full Cave Diver a maximum of 2 dives may be credited towards Mine Diver Level I training at the discretion of the instructor 3 Ifcombined with Mine Diver Level II a total of 12 dives with a total minimum bottom time of 340 minutes must be conducted over a minimum of 6 days Course Structure 1 TDI allows instructors to structure courses according to the number of students participating and their skill level Duration 1 The minimum number of classroom and briefing hours is 4 2 Course must be taught over 2 days 23 7 Administrative Requirements The following is the administrative tasks Collect the course fees from all the students Ensure that the students have the required equipment Communicate the training schedule to the students en Ta Have the students complete the a TDI Liability Release and Express Assumption of Risk Form b TDI Medical Statement Form Upon successful completion of the course the instructor must 1 Issue the appropriate TDI certification by submitting the TDI Diver Registration Form to TDI Headquarters or register
252. second stage regulator s with alternate air source Submersible pressure gauge Buoyancy compensator device BCD with power inflator Exposure suit adequate for diving environment Mask and fins Cutting device Computer watch or bottom timer and depth gauge Oe A ae eee i Slate or wet notes with a pencil So Whistle or other signaling device ik m DPV adequately configured for the environment N Reel with a minimum of 7 5 metres 25 feet of line Ko LA Lift bag or surface marker buoy with a minimum of 12 kgs 25 Ibs of lift Ko ps Compass Part 2 TDI Diver Standards docx Page 9 of 206 TDI Instructor Manual Diver Standards TDi 4 9 Required Subject Areas The following topics must be covered during this course l H 3 Motivations for DPV diving Advantages of DPV use Equipment considerations a DPV options b DPV components c Rated burn time d Care and Maintenance e DPV rigging Problem solving procedures a DPV malfunction or failure b Towing c Gas sharing with DPVs d Entanglement e Collision avoidance f Team separation Environmental considerations a Appropriate vs inappropriate dive locations b Suitable environmental conditions c Low impact DPV use DPV diving techniques a Buoyancy and trim with DPV b Instigating directional and depth changes c DPV parking d DPV courtesy and etiquette Dive planning and gas management a Turn time
253. t s bailout requirements 31 10 Required Subject Areas The TDI Diving Rebreathers Student Manual and the manufacturer s manual are mandatory for use during this course but instructors may use any additional text or materials that they feel help present these topics The following topics must be covered during the course l 2 History and Evolution of Rebreathers Comparison of Open Circuit Closed Circuit and Semi Closed Circuit Rebreather Systems and the Benefits Problems with Each Practical Mechanics of the System a Assembly and disassembly of the unit Layout and design of the unit Absorbent canister design and maintenance Proper packing of canister in accordance with manufactures recommendations oe ao e Breathing loop de contamination procedures f Manufacturer supported additional items automatic diluent valve etc Gas Physiology a Oxygen toxicity b Nitrogen absorption c CO toxicity d Gas consumption Electronic and Manual Systems Design and Maintenance a Oy metabolizing calculations Part 2 TDI Diver Standards docx Page 150 of 206 TDI Instructor Manual Diver Standards Date 01 01 2015 Version 15 0 b Fuel cells i Maintenance ii Replacement iii Manufacturing date c System electronics functionality and calibration procedures 6 Dive Tables a Constant partial pressure of oxygen PPO theory b Central nervous system CNS and awareness of oxygen tracking units OTU 7 Dive C
254. t However dual certification is not permitted and graduates wishing to dive in caves must complete the TDI Full Cave course 24 2 Qualifications of Graduates Upon successful completion of this course graduates may engage in mine diving activities without direct supervision provided the graduates adhere to the following limits 1 Penetration is limited to the 1 3 air rule 2 40 metres 130 feet maximum depth 3 No equipment removal in mine 4 Safety and decompression stops appropriate or necessary within the current qualification of student s and instructor s Maintain a continuous guideline Din Proper mine diving equipment is used 24 3 Who May Teach Any active TDI Mine Diving Instructor specifically authorized by the HQ Training Department Minimum criteria to be considered for authorization are TDI Full Cave Instructor with a verifiable minimum of 30 mine dives 24 4 Student to Instructor Ratio Academic 1 Unlimited so long as adequate facility supplies and time are provided to ensure comprehensive and complete training of subject matter Confined Water swimming pool like conditions 1 N A Cave Dives 1 A maximum of 3 students per instructor it is the instructor s discretion to reduce this number as conditions dictate Part 2 TDI Diver Standards docx Page 106 of 206 Date 01 01 2015 Version 15 0 TDI Instructor Manual Diver Standards 24 5 Student Prerequisites 1 Minimum age 18 2 Certified TDI M
255. t 2 TDI Diver Standards docx Page 166 of 206 Date 01 01 2015 Version 15 0 TDI Instructor Manual Diver Standards 34 6 Course Structure and Duration Confined Water Execution 1 Minimum of 60 minutes confined water training to a maximum of 9 metres 30 feet Open Water Execution 1 Minimum of 180 minutes open water training to be completed over a minimum of 4 dives with a gradual increase in depth each day to a maximum depth of 30 metres 100 feet Course Structure 1 TDI allows instructors trainers to structure courses according to the number of students participating and their skill level Duration 1 Minimum of 4 hours academic development and 2 hours equipment maintenance workshop 2 The duration of the entire course must be spread over a minimum of 3 days with the open water dives being over a minimum of 2 days Crossover 1 Ifa student is already qualified as TDI Air Diluent CCR Diver or equivalent from agencies recognized by TDI and wishes to qualify on another CCR recognized by TDI the student must follow all unit specific course standards with the exception of a Minimum of 30 minutes confined water training to a maximum of 9 metres 30 feet b Minimum of 60 minutes open water training to be completed over a minimum of one dive to a maximum of 30 metres 100 feet 34 7 Administrative Requirements The following is the administrative tasks Collect the course fees from all the students Ensure that the studen
256. t 2 TDI Diver Standards docx Page 31 of 206 Date 01 01 2015 Version 15 0 TDI Instructor Manual Diver Standards TDi 9 Extended Range Diver 9 1 Introduction This course provides training and experience required to competently utilize air for dives up to 55 metres 180 feet that requires staged decompression utilizing nitrox mixtures or oxygen during decompression The objective of this course is to train divers in the proper techniques equipment requirements and hazards of deep air diving to a maximum of 55 metres 180 feet utilizing nitrox mixtures or oxygen for staged decompression 9 2 Qualifications of Graduates Upon successful completion of this course graduates may engage in decompression diving activities without direct supervision provided 1 The diving activities approximate those of training 2 The areas of activities approximate those of training 3 Environmental conditions approximate those of training Upon successful completion of this course graduates are qualified to enroll in 1 TDI Advanced Wreck Course 2 TDI Entry Trimix Course 3 TDI Advanced Trimix Course 9 3 Who May Teach This course may be taught by any active TDI Extended Range Instructor 9 4 Student to Instructor Ratio Academic 1 Unlimited so long as adequate facility supplies and time are provided to ensure comprehensive and complete training of subject matter Confined Water swimming pool like conditions 1 N A Open Water oce
257. t 5 complete cave diver courses Part 2 TDI Diver Standards docx Page 90 of 206 Date 01 01 2015 Version 15 0 TDI Instructor Manual Diver Standards 3 Provide proof of at least 25 logged survey dives 4 Co taught at least 1 TDI Underwater Cave Survey Diver Course with and active TDI Underwater Cave Survey Diver Instructor 5 Published or be a key member of at least 1 cave survey project Part 2 TDI Diver Standards docx Page 91 of 206 TDI Instructor Manual Diver Standards Date 01 01 2015 Version 15 0 21 DPV Cave Diver 21 1 Introduction This course is designed to teach trained cave divers how to utilize Diver Propulsion Vehicles DPVs in the cave environment Divers will learn about safe DPV use DPV components and care and maintenance Students will learn to plan dives that may incorporate extended penetration longer bottom times complex dive planning and proper methods of gas management 21 2 Qualifications of Graduates Upon successful completion of this course graduates may engage in DPV cave diving activities without direct supervision so long as the following limits are adhered to 1 Ifeach diver utilizes a single DPV each diver must turn the dive with no less than twice the amount of gas required to exit the cave while swimming 2 If each diver utilizes multiple DPVs each diver must turn the dive with no less than twice the amount of gas required to exit the cave while utilizing the DPV No equi
258. t during all water exercises 22 9 Required Subject Areas The following topics must be covered during this course l 2 Motivations for extended time and penetration Equipment considerations a Cylinder sizes b Rigging c Streamlining Gas planning and gas management techniques Dive planning including decompression obligations Stage Diving techniques suitable for the cave environment a Dropping and retrieving of stage cylinders b Drop off stations 22 10 Required Skill Performance And Graduation Requirements The student must perform the following S drill and skills during all dives e Enn E ee Demonstrate adequate pre dive planning Equipment check and equipment matching Bubble check Demonstrate specialized propulsion techniques in varying types of flow Demonstrate proper buoyancy control Demonstrate proper body posture Demonstrate proper stress analysis detection and management The student must perform the following in water skills during cave dives Part 2 TDI Diver Standards docx Page 98 of 206 Date 01 01 2015 Version 15 0 TDI Instructor Manual Diver Standards TDi 1 Demonstrate proper use of stage cylinders 2 Dropping and retrieval of stage cylinders efficiently while swimming In order to complete this course students must Perform all dive requirements safely and efficiently Demonstrate mature sound judgment concerning dive planning and execution Maintain an appropriate level of
259. t failure Silting conditions 11 Accident Analysis 12 Review of Dive Tables and Decompression Theory 13 Cavern Diving Etiquette 17 10 Required Skill Performance and Graduation Requirements The following land drills must be covered during this course 1 How to o Sp d Properly deploy a guideline Properly follow a guideline Touch contact communicate Correctly deploy directional markers The student must perform the following S drill and skills during all dives 1 Demonstrate a op pp s g Adequate pre dive planning Equipment check and equipment matching Bubble check Specialized propulsion techniques Proper buoyancy control Proper body posture Proper stress analysis detection and management The student must perform the following in water skills during cavern dives ch Si ey es 29 Ze KE Properly deploy a guideline Properly follow a guideline with eyes open and closed simulating loss of visibility Air share with a buddy with eyes open following the guideline Air share with a buddy with eyes closed and use touch contact following the guideline Remove and replace mask while in contact with guideline Demonstrate light hand signals and touch contact Explore cavern Part 2 TDI Diver Standards docx Page 75 of 206 TDI Instructor Manual Diver Standards Date 01 01 2015 Version 15 0 8 Referencing as back up navigation 9 Anti silting techniques 10 Simulate a primary lig
260. t perform the following in water skills during cave dives 1 BO OO A enen Sr E Za e Fa Fa LA N Properly deploy a guideline Properly use directional and non directional line markers Properly follow a guideline with eyes open and closed simulating loss of visibility Air share with a buddy with eyes open following the guideline Air share with a buddy with lights off and eyes closed and use touch contact following the guideline Remove and replace mask while in contact with guideline Demonstrate light hand signals and touch contact Conservation and awareness techniques Referencing as back up navigation Demonstrate adequate anti silting techniques Simulate a primary light failure and use back light to exit the cave Demonstrate lost line and lost diver drills Demonstrate to use of reels to perform jumps and gaps required in circuits and traverses to maintain a continuous guideline to open water In order to complete this course students must Die eo be A Satisfactorily complete the TDI Cave Diver Course written examination Perform all land drills and cave dive requirements safely and efficiently Demonstrate mature sound judgment concerning dive planning and execution Maintain an appropriate level of awareness and respect for the cavern environment Log all dives Part 2 TDI Diver Standards docx Page 86 of 206 Date 01 01 2015 Version 15 0 TDI Instructor Manual Diver Standards 20 Under
261. t stationary a minimum of 2 times 11 Properly execute two bailout scenarios due to a simulated system failure From 18 metres 60 feet or shallower bailout to BOV and execute proper safety stop and ascent For dives deeper than 18 metres 60 feet one bailout scenario must be conducted on off board bailout but executed no deeper than 30 metres 100 feet Properly demonstrate hose clearing technique after each bail out scenario 12 Proper PO2 monitoring on all dives 13 Perform adjustments to the wrist unit during a dive a minimum of 2 times 14 Properly execute a mask clearing exercise with emphasis on minimal gas loss 15 Safely and properly execute a buddy out of air scenario it is preferable the buddy is on a SCR unit also 16 Diver will demonstrate actual safety stops at pre determined depths 17 Properly execute cleaning and maintenance of the rebreather including breathing loop decontamination In order to complete this course students must 1 Satisfactorily complete the TDI Diving Rebreathers course written examination 2 Complete all open water requirements safely and efficiently 3 Demonstrate mature sound judgment concerning dive planning and execution Part 2 TDI Diver Standards docx Page 188 of 206 Date 01 01 2015 Version 15 0 TDI Instructor Manual Diver Standards 38 Rebreather Cavern Diver 38 1 Introduction This course is designed to develop the minimum skills and knowledge for diving a TDI approved
262. the CCR unit being used Note Cylinder capacities used in the TDI Standards are based on manufacturer values or generalized conversions and are NOT exact conversions from metric to imperial due to variance in cylinder volume and working pressures If you use metric cylinders please use the metric size cylinder listed likewise if you use imperial cylinders please use the imperial size cylinder listed I E 3 litres 18 cubic ft Part 2 TDI Diver Standards docx Page 2 of 206 Date 01 01 2015 Version 15 0 TDI Instructor Manual Diver Standards 3 Intro to Tech 3 1 Introduction The TDI Intro to Tech course introduces students to the world of technical diving This course is designed as an introductory course to the TDI Advanced Nitrox course and the TDI Decompression Procedures Course The objective of this course is to familiarize students with technical equipment configurations to enhance open water diving skills such as buoyancy trim and situational awareness and to introduce students to advanced gas planning techniques within a no decompression context This course is strictly a no decompression course students are permitted to use enriched air nitrox EAN mixes provided the gas mix is within their current level of certification Intro to Tech may be combined with TDI Advanced Nitrox at the discretion of the instructor 3 2 Qualifications of Graduates Upon successful completion of the course graduates may engage in divin
263. the TDI Diver Registration Form to TDI Headquarters or registering the students online through member s area of the TDI website 20 7 Required Materials 1 Basic Underwater Cave Surveying by John Burge NSS CDS 2 Note pad and pencils 3 Basic calculator can square and exact square roots or scientific calculator 4 Scaling ruler 5 Graph paper 6 Circular protractor 20 8 Required Equipment The following equipment is required for each student 1 Primary cylinders minimum volume is 22 litres 160 cubic ft manifold system recommended 2 Two independent first and second stage regulators one regulator equipped with a long hose at a recommended minimum length of 2 metres 7 feet Submersible pressure gauge Buoyancy compensator device BCD with power inflator Exposure suit adequate for diving environment Mask and fins NO snorkel Se lg Part 2 TDI Diver Standards docx Page 88 of 206 TDI Instructor Manual CFD Date 01 01 2015 Diver Standards TDi Version 15 0 Line cutting device Three battery powered lights 1 primary and 2 back ups each with a with burn time suitable for the planned dive time Slate or wet notes with a pencil Submersible dive tables or backup dive computer Safety reel with a minimum of 37 metres 125 feet of guideline One primary cave diving reel with length appropriate for intended dive Jump Gap reel 15 metres 50 feet of line Three directional line arrows One non directiona
264. the students complete the a TDI Liability Release and Express Assumption of Risk Form b TDI Medical Statement Form Upon successful completion of the course the instructor must 1 Issue the appropriate TDI certification by submitting the TDI Diver Registration Form to TDI Headquarters or registering the students online through member s area of the TDI website 8 8 Training Material Required material 1 TDI Decompression Procedures Student Manual Optional Material 1 TDI Decompression Procedures PowerPoint Presentation 2 TDI Deco Procedures Cue Cards 3 TDI Deco Procedures Evaluation Slate Part 2 TDI Diver Standards docx Page 26 of 206 TDI Instructor Manual Diver Standards Date 01 01 2015 Version 15 0 8 9 Required Equipment The following equipment is required for each student 1 Primary cylinder s cylinder volume appropriate for planned dive and student gas consumption Note Independent and isolated back mounted doubles are allowed to be used 2 Decompression mix cylinder s a Cylinder volume appropriate for the planned dive and student gas consumption with submersible pressure gauge b Labeled in accordance with TDI Standards Depth gauge and automatic bottom timer and or dive computer 4 Regulator s a Primary and alternate 2 stage required on all primary cylinders b Submersible pressure gauges are required on all primary cylinders Buoyancy compensator device s BCD adequate for equipment configur
265. tinel SF2 Submatix 100 Titan Lj sl 2j 2 2 Lj sl a 2 2 Lj 2 2 2 SJ Lj lt a 2j a 2 Lj H a a S The air diluent air diluent decompression procedures mixed gas and advanced mixed gas CCR diver course standards contained in this manual are unit specific to the above CCRs Part 2 TDI Diver Standards docx Index xx of xx Date 01 01 2015 Version 15 0 TDI Instructor Manual Diver Standards 2 General Course Standards These standards apply to all TDI Diver Courses and Specialties 2 1 Administrative Instructors must ensure that all students complete the following forms for each course and specialty the student participates in 1 TDI Liability Release and Express Assumption of Risk Form 2 TDI Medical Release Form If a student writes a yes to any question in the medical release Form under the section marked Have you ever had a history of or do you currently have then the student must provide written permission from a doctor before participating in confined or open water training or any course or specialty training 3 TDI Diver Registration Form or register the student online in the member s section of the TDI website upon completion of the specified course 4 TDI Diver Training Record these training records must be kept for a minimum of 7 years All courses must be completed in 12 months 2 2 Accidents Hopefully a member will never have to do this
266. trox Diluent Decompression Procedures Instructor Course with a suitably qualified Instructor Trainer current TDI Instructors who meet the following requirements may apply to Headquarters for approval to teach this program 1 Bea current TDI Air Diluent CCR Decompression Procedures Instructor on the specific unit being used 2 Bea current TDI Trimix Instructor 3 Bea current TDI CCR Mixed Gas Diver on the unit being used 4 Have properly verified proof of 15 logged mixed gas dives on a rebreather 5 of which must be on the specific unit being taught with 5 logged dives beyond 30 metres 100 feet 31 4 Student to Instructor Ratio Academic 1 Unlimited so long as adequate facility supplies and time are provided to ensure comprehensive and complete training of subject matter Part 2 TDI Diver Standards docx Page 147 of 206 Date 01 01 2015 Version 15 0 TDI Instructor Manual Diver Standards Confined Water swimming pool like conditions 1 A maximum of 4 students per active TDI Instructor is allowed Open Water ocean lake quarry spring river or estuary 1 A maximum of 4 students per active TDI Instructor is allowed 2 The ratio should be reduced as required due to environmental or operational constraints 31 5 Student Prerequisites 1 Minimum age 18 2 Provide proof of 50 logged dives 3 Minimum certification level of TDI Advanced Nitrox Diver Deco Procedures Diver or Helitrox diver or equivalent from agencies recogniz
267. tructor Hanoi 184 37 5 Student Ee TE 184 37 6 Course Structure and Duration 0 cececcececceceeeeeeeeceeeae cece cece secacaeeeeeeeseseccasaeeseeeesesecsieaeeeeness 184 37 7 Administrative Requirements ssssssssseeestirtttetattttt ttrt tst t EErEE ASEENA EEEE ES AEEA EEEE ASSE E EEE En Eneee 185 37 8 Trang Maton EE 185 37 9 Re guired EQUIPMENT nsun E i EA EA Nee TEE RA 186 3r A0 REQUIFED SUDC ER 186 37 11 Required Skill Performance and Graduation Requirements cccceceeeeeeeeeeeeeeeseeeeenees 187 38 Rebreather Cavern E 189 38 1 ite Uerde 189 38 2 Qualifications Of Graduates ittentat ttrt An An Att E AEAEE SAE EEE EEAEES EEEE EEEE EEEn nEn EEEE 189 38 3 Who May Teach E 189 38 4 Student to Instructor Ratio ccccccecceceeececcececeeeeeeeeeeeaeceeeeeeesecaaeaeceeeeesececsaeeeeeeeeeseeennieeeeeeess 189 38 5 Student e TE 190 38 6 Course Structure and Duration 00 cccccccecceceeeeeeeeee ee aeeeeeee ees ceaeaeceeeeeegscaacaeeeeeeeseeensaneeeneeess 190 38 7 Administrative Requirements ssnssseeseensrnenrtestetttttnttnsttettttnntasttttttnntEes en tnnn nanesen ttnn manente 190 38 8 Ke Ile e EE 191 38 9 Required Subject EE 191 38 10 Required Skill Performance and Graduation Requirements ssssssennrensseesrenrrensseerrrrrnn 193 39 Rebreather Introductory Cave Diver ccccccccc eee eeeeeeeeeeeeeeeeeeeeeeeeeees 195 39 1 IMTHOCDUCUOM EE 195 39 2 Qualifications Of Graduates
268. ts have the required equipment Communicate the training schedule to the students Poe MP Have the students complete the a TDI Liability Release and Express Assumption of Risk form b TDI Medical Statement form Upon successful completion of the course the instructor trainer must 1 Issue the appropriate TDI certification by submitting the appropriate TDI Diver Registration form to TDI Headquarters or registering the students online through the member s area of the TDI website 34 8 Training Material Required Material 1 TDI Diving Rebreathers Instructor Guide 2 TDI Diving Rebreathers Rebreather Diver Manual Part 2 TDI Diver Standards docx Page 167 of 206 TDI Instructor Manual Diver Standards oN o An Date 01 01 2015 Version 15 0 TDI Standards and Procedures Instructor Manual Rebreather Course Evaluation Form Poseidon Discovery MK IV User Manual Manufacturer s Build Checklist TDI CCR Preflight Checklist Optional Material zi Sr Se ee TDI Diving Rebreathers PowerPoint Presentation Series Richard Pyle A Learners Guide to Closed Circuit Rebreather Operations Kenneth Donald Oxygen amp The Diver John Lamb Oxygen Measurement for Divers Barsky Thurlow amp Ward The Simple Guide to Rebreather Diving Bob Cole Rebreather Diving Jeffrey Bozanic Mastering Rebreathers 34 9 Required Equipment The following equipment is required for each student zech in ee oe The student must own o
269. tudent is new to the the equivalent instructor or it has been TDI Rebreather more than 6 months since Cavern Diver or last cavern dive equivalent 4 single guideline cave OR dives with a total bottom TDI Introductory time of 120 minutes at 2 Diver or equivalent different locations 50 logged dives and 30 hours on the specific unit 40 Rebreather Full Cave 18 8 cave dives with a 3 to 1 TDI CCR Air Diver minimum accumulated Diluent bottom time of 360 minutes Decompression at 3 different locations Procedures Diver 1 site not used during the or equivalent cavern or introductory cave TDI Rebreather courses Introductory to At least 2 dives must be at Cave Diver least 60 minutes long Or TDI Full Cave Diver certification 50 logged dives and 50 hours on specific unit Part 2 TDI Diver Standards docx Index xix of xx TDI Instructor Manual Diver Standards 1 2 Rebreather Training Courses TDI offers training on the following CCR Units Date 01 01 2015 Version 15 0 Pathfinder Unit Air Diluent Air Diluent Helitrox Mixed Gas Advanced Decompression Mixed Gas Copis y y V y V Discovery MK y V B d Z VI Se7en Evolution y y y V y Hammerhead y y y y V Hollis Explorer y Inspiration V y V y y KISS V V V V V Mark 15 V V V V V Megalodon V y V y y Optima d Ouroboros y N 1 y 1 Prism Topaz Prism2 J NI NI J Pelagian y N y y y NI rEvo Sen
270. turn distance and turn pressure b Gas mix es and NDLs or decompression obligations 21 10 Required Skill Performance and Graduation Requirements The student must perform the following S drill and skills during all dives Demonstrate adequate pre dive planning Equipment check and equipment matching Bubble check Demonstrate specialized propulsion techniques in varying types of flow Demonstrate proper buoyancy control Demonstrate proper body posture en Geer Demonstrate proper stress analysis detection and management The student must perform the following in water skills during cave dives 1 Share gas with DPVs while maintaining visual contact with the guideline 2 Simulate primary light failure and exit utilizing the DPV and the smallest backup light 3 Simulate exiting the cave with disabled DPV 4 Exit while towing a team member and his disabled DPV In order to complete this course students must Perform all dive requirements safely and efficiently Demonstrate mature sound judgment concerning dive planning and execution Maintain an appropriate level of awareness and respect for the cavern environment ze Za Zi E Log all dives 21 11 Instructor Requirements To qualify to teach the TDI DPV Cave Diver Course the instructor must 1 Bean active TDI Full Cave Diving Instructor for at least 1 year 2 Have taught at least 5 complete cave diver courses 3 Provide proof of at least 25 logged DPV cave dives 4 Co t
271. udents have the required equipment Communicate the training schedule to the students FwN re Have the students complete the a TDI Liability Release and Express Assumption of Risk Form b TDI Medical Statement Form Upon successful completion of the course the instructor must 1 Issue the appropriate TDI certification by submitting the TDI Diver Registration Form to TDI Headquarters or registering the students online through member s area of the TDI website 16 8 Training Material Required material 1 TDI Equipment Service Technician Manual Optional Material 1 TDI Equipment Service Technician PowerPoint Presentation 16 9 Required Equipment None Part 2 TDI Diver Standards docx Page 69 of 206 TDI Instructor Manual CFD Date 01 01 2015 Diver Standards TDi Version 15 0 16 10 Required Subject Areas The TDI Equipment Service Technician Manual is mandatory for use during this course but instructors may use any additional text or materials that they feel help present these topics Required academic subject areas are the same for both levels of certification 1 The Responsibility of the Service Technician 2 Oxygen O2 Handling a Oxygen O2 compatible systems components 3 Equipment Servicing a Materials for use in oxygen cleaned systems i Lubricants ii O rings iii Cleaning chemicals b Procedures of oxygen cleaning i Cylinders ii Valves iii Regulators iv System components 4 Gas Production Equipment a Compr
272. volume appropriate for the planned dive and student gas consumption rate b Dual valve double manifold or independent doubles c Labeled in accordance with TDI Standards 2 Travel or decompression cylinders as required by site conditions Part 2 TDI Diver Standards docx Page 46 of 206 TDI Instructor Manual Diver Standards Date 01 01 2015 Version 15 0 3 Regulators a Primary and primary redundant required on all primary breathing cylinders b Submersible pressure gauges are required on all primary cylinder s c A contingency use long hose second stage should be designated and appropriately rigged to facilitate air sharing at depth if necessary Buoyancy compensator device s BCD adequate for the open water environment Back up depth and timing devices Air decompression computers allowed for use as depth and timing devices St Six e e Light Systems a Primary b Back up 8 Ascent reel with lift bag surface marker buoy or up line a Adequate for the planned maximum depth b Minimum of 12 kg 251b lift 9 Exposure suit adequate for the open water environment 10 Two line cutting devices 11 Underwater slate 12 Reels a Primary penetration reel b Safety reel 13 Options that the instructor may require a Submersible dive tables b Bail out cylinder with regulator c Jon line d Slate compass surface signaling device flare strobe etc 11 10 Required Subject Areas The following land drills must be covered du
273. water Cave Surveying Diver 20 1 Introduction This course is designed to give the trained cave diver the minimum knowledge and basic fundamentals of how to survey in the unique underwater cave environment The intention of this program is to encourage a standardization of cave surveying on all projects encourage the use of cave maps in dive planning while increasing the diver s awareness and knowledge of the surroundings in this environment Safe techniques procedures and skill perfection associated with surveying in cave diving is emphasized 20 2 Who May Teach This course may be taught by any active TDI Underwater Cave Surveying Instructor 20 3 Qualifications of Graduates Limits of Training Upon successful completion of this course graduates may engage in cave surveying diving activities without direct supervision so long as the following limits are adhered to Penetration is limited to one third air rule or more conservative air plan at the instructor s discretion 39 metres 130 feet maximum depth 6 metres 20 feet minimum starting visibility No equipment removal in the cave Students are encouraged to gain experience before attempting to plan and execute complex cave dives EN e e Perform safety and decompression stops appropriate or necessary 20 4 Student to Instructor Ratio Academic 1 Unlimited so long as adequate facility supplies and time are provided to ensure comprehensive and complete training of subject matter
274. x and its advantages b Introduce the PO concept and Daltons Law c Introduce the PO set points on the rebreather d Oxygen fuel cells redundancy and voting logic 4 Gas Physiology a Oxygen limitations b Nitrogen limitations c CO limitations scrubber duration Part 2 TDI Diver Standards docx Page 114 of 206 TDI Instructor Manual Diver Standards 25 10 Date 01 01 2015 Version 15 0 d Gas consumption limitations Middle ear oxygen absorption syndrome Equalization necessary after diving Systems Electronics Functionality and Calibration Procedures Calibration Procedure to be Performed by the Active TDI Rebreather Instructor PO Monitoring Emergency Procedures a Bailing out b Proper weighting weight check c Descent procedures i Gas additions as appropriate 1 Cunter lungs 2 BCD 3 d Ascent procedures i Venting gas as appropriate 1 Counter lungs 2 BCD Explain manual addition and automatic diluent valve addition Alarms Three H s Hypoxia Hyperoxia Hypercapnia Flooded loop pm mo Required Skill Performance and Graduation Requirements Students are required to successfully complete the following skills in the pool confined and open water within the following program limits 1 All dives to be completed within CNS limits with a recommended maximum of 80 of the total PO CNS limit PO not to exceed manufacturer recommendation or 1 3 Minimum PO set point of 7 Where an automatic d
275. ygen limitations iii Nitrogen limitations 8 Common Mixing Procedures instructor to demonstrate one method a Partial pressure blending b Continuous blending c Membrane separation system 9 Decompression a Enriched air nitrox EAN usage as a decompression gas i e 50 50 80 20 etc b Oxygen O2 for decompression c Advantages disadvantages of multiple gas switches 7 11 Required Skill Performance and Graduation Requirements Maximum training depths shall not exceed 40 metres 130 feet The following open water skills must be completed by the student during all open water dives Land Drills 1 Review of nitrox skills 2 Demonstrate correct use of oxygen analyzer including optimal procedure for calibration 3 Demonstrate adequate pre dive planning a Limits based on personal gas consumption b Limits based on oxygen exposures at planned depth with actual mix c Limits based on nitrogen absorption at planned depth with actual mix Calculate and log CNS loading for each dive including cumulative exposure where appropriate Demonstrate understanding of gas labeling Demonstrate adherence to conventions regarding prep of equipment for oxygen O2 service Program nitrox computer with appropriate oxygen percentage if used oN DAR Properly execute the planned dive within all predetermined limits In order to complete this course students must 1 Satisfactorily complete the TDI Advanced Nitrox course written examination 2 Complete all o
276. ygen sensors Perform pre dive check sequence with use of manufacturer s checklist for each dive Demonstrate a leak check and repair scenario Properly pack scrubber canister a minimum of 2 times Properly execute set up and breakdown for each dive Demonstrate adequate pre dive planning limits based on a System performance b Oxygen exposures at planned depth with mix c Nitrogen absorption at planned depth with mix Demonstrate switching to open loop or open circuit when depth is 6 metres 20 feet or shallower Properly execute the planned dives within all pre determined limits Demonstrate the proper adjustment of the counter lung system underwater Part 2 TDI Diver Standards docx Page 132 of 206 Date 01 01 2015 Version 15 0 TDI Instructor Manual Diver Standards 11 Lung volume control system adjustment 12 Disconnect and re connect the gas supply underwater 13 Properly execute a recovery from a system failure and switch to bailout stationary a minimum of 2 times per dive 14 Properly execute a recovery from a system failure and switch to bailout hovering a minimum of 2 times one of the bailout scenarios the diver must switch to open circuit and complete dive and safety stop on open circuit direct ascent must begin when diver switches to open circuit this scenario should be conducted no deeper than 18 metres 60 feet 15 Properly demonstrate hose clearing technique after each bailout scenario 16 Proper PO monitoring on all
277. zing calculations Equivalent air depth EAD theory Fuel cells Configuration software System electronics functionality and power up self test monae Ss Controlling resources i Oxygen supply ii RNDT iii OTU iv Amount of diluent v Battery supply g Time to surface TTS alarm h Smart Battery condition testing i Charge times ii Learn cycles iii 40 metre 132 feet no deco i Firmware updating 6 Dive Tables a Equivalent air depth EAD operation b Constant PPO theory c CNS and awareness of OTU tracking d Dive computers e Mix adjustable f Constant PO g O integrated 7 Dive Planning Operational planning Gas requirements including on board open circuit bailout scenarios limitations Oxygen limitations ao FS Nitrogen limitations e Off board open circuit bailout 8 Emergency Procedures Part 2 TDI Diver Standards docx Page 169 of 206 TDI Instructor Manual Diver Standards Date 01 01 2015 Version 15 0 Use of B A D D A S S Three H s problems Flooded loop Cell warnings cao P Battery warnings failure 34 11 Required Skill Performance and Graduation Requirements The following skills must be completed by the diver The maximum training depth shall not exceed 30 metres 100 feet Over the course of the practical sessions divers must set up and break down the Poseidon MK VI SE7EN a minimum of 4 times running through the start up procedures each time 1 Demo

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