dozer assessment instrument - Independent Assessors Australia On
Contents
1. excavator or dragline certificate and who answers questions for performance criteria 1 1 1 2 1 2 and 2 1 5 satisfactorily is not required to complete the rest of the assessment The full knowledge assessment of twenty seven questions can take up to thirty minutes The items in the shaded boxes are of critical importance Failing to get any of these correct means that competency has not been achieved The applicant s competence in each unit is to be summarised for both performance and knowledge on the summary sheet Competence is achieved for a unit when the required number of boxes for that unit have been ticked or marked N A Dozer Performance July 1998 Overall competence is achieved when competence in all units has been assessed CONDUCT ROUTINE CHECKS Performance criteria 1 1 1 select 3 including 1 with a shaded box 1 What precautions must be taken when an inspection or work has to be performed under a raised blade or attachment Provision provided to prevent the blade or attachment from descending m Name three defects that you would look for when conducting a routine check on the hydraulic system of the dozer Hydraulic oil leaks loose connections and hoses for splits fractures or bulges Why shouldn t the hydraulic oil storage tank be filled above the 3 full or dipstick level Space in the tank is needed for expansion and displacement in the system What problem cou2. Performance July 1998 12
3. Report the damage and defects to authorised person and ensure safety is not jeopardised SHIFT LOAD Performance criteria 2 1 1 select 1 32 33 34 Is it permissible to use a sling around the blade of a dozer to hoist a load No How can traction be improved if the tracks of the dozer are slipping on the hard smooth rock being ripped Loosen the surface and leave a Layer of loose material on the surface being ripped When dozing on a soft muddy material what action would you take to get traction if the tracks start to spin Get traction by dropping the load being pushed Performance criteria 2 1 2 select 1 35 How would you establish the SWL for a side boom pipe layer attached to the dozer By the load plate attached to the side boom Performance criteria 2 1 3 select 3 36 In relation to the grain of the rock which direction should ripping be performed In the direction of the grain of the rock 37 38 39 40 41 On a sloping surface which direction is the most economical and appropriate direction to perform the dozing Down the slope Which is the easier to control downhill a full blade or part blade of material A full blade of material Of topsoil or clay which is more cohesive and harder to excavate push and spread Clay How would you establish the capabilities and limitations of the equipment By information provided by the employer
4. and documented by the manufacturer Before reversing a machine what precaution should be taken Ensure the direction of travel is clear Performance criteria 2 1 5 select 1 42 Applicant to state the meaning of the hand signal of stop demonstrated by the assessor Stop m Performance criteria 2 1 7 select 2 43 44 What action would you take if a hydraulic hose sprung a leak while the bucket was raised Lower bucket and have repairs carried out How would you dismount a machine that contacted live power lines where the machine could not be released or the power turned off Jump clear ensuring contact with the ground and machine is not at the same time Dozer Oral Written July 1998 10 45 How would you counter a sideways slide of a dozer on a sloping surface Turn the dozer down the grade and drop the blade SHUT DOWN EQUIPMENT Performance criteria 3 1 1 select 1 46 Name three areas where you would not park the dozer Access ways near overhangs refuelling sites tidal or flood areas adjacent to an excavation 47 When leaving the dozer what should be done with all hydraulically raised attachments Attachments lowered and pressure removed from hyaraulic lines Performance criteria 3 1 3 select 1 48 What post operational checks should be carried out by the operator on the dozer to prepare it ready to be reoperated Check the structure and equipme
5. should be selected to travel down a steep sloping surface A low gear The gear required to climb the sloping surface Performance criteria 1 2 4 select 1 23 What would you be required to obtain from the Relevant Authority to operate a machine in a hazardous working area The required permits 24 What government licence do you require to drive a rubber tyred dozer on the road The appropriate licence Performance criteria 1 2 5 select 2 25 What is the most appropriate equipment to use on a dozer to loosen hard rock Rippers 26 What specific type of dozer blade would you use for dozing coal A coal blade 27 Name four attachment that may be used on the front of the dozer Bull blade angle blade coal blade root rake stick rake tree pusher or pusher blade for scrapers 28 Other than the blade of the dozer what attachment would you use to push over a tree L A tree pusher CHECK CONTROLS AND EQUIPMENT Performance Criteria 1 3 1 select 1 29 On the post start up check you notice a bulge form in a hydraulic hose What action would you take Switch off the machine and have the hose replaced Dozer Oral Written July 1998 30 When should tests checks and inspections be made by the operator on the dozer that is to be operated Daily before use Performance criteria 1 3 2 select 1 31 What action would you take with damage and defects found on the machine
6. 2 3 and 1 2 5 2 Inspects site and plan work Identifies Hazards power lines phone lines e service drains obstructions LI LJ LJ L Access and path of movement indicated e to work area working direction Fits appropriate equipment e suitable tools used correct procedure adopted works safely Performance Criteria 1 3 1 LL EL E OD is 3 Conducts pre operational and post start with up checks in manufacturer s manual e mounts correctly e adjusts seat e in neutral e warning device e engine start e gauges accordance specifications operating LI ET L1 LJ E E Dozer Performance July 1998 warm up allowed attachment movement clear for travel foot brake holding brake OUUM 1 steering SHIFT LOAD Performance criteria 2 1 1 and 2 1 3 4 Drives to the work area raises attachments smoothly blade low to allow clear vision ensures direction of travel is clear selects appropriate route travels at safe speed E Performance Criteria 2 1 2 5 Uses rippers to loosen soil lowers rippers while moving rips straight with grain and down slope uses sufficient speed and revs for work does not turn while ripper is penetrated retracts rippers at completion of run Excavates and stockpiles soil uses blade at correct depth and angle pushes full blade of soil uses appropriate path of travel ensur
7. P O Box 2332 Mob 0488 999 670 ssessors Werribee Fax 9741 7339 VIC 3030 iaa hotmail com au OHS Certificates of Competency National Assessment Instrument QUEENSLAND GOVERNMENT Division of Workplace Health RS Department of Employment Training and Industrial Relations DOZER ASSESSMENT INSTRUMENT NATIONAL GUIDELINES FOR OCCUPATIONAL HEALTH AND SAFETY COMPETENCY STANDARDS FOR THE OPERATION OF LOADSHIFTING EQUIPMENT AND OTHER TYPES OF SPECIFIED EQUIPMENT NOHSC 7019 1992 July 1998 Loadshifting Equipment Dozer ASSESSMENT Part 1 Performance Part2 Oral Written Loadshifting Non Forklift General Guidelines May 1994 Contents Assessor guidelines general Part one Performance Assessment Part two Oral Written Assessment Assessment Summary Page 12 Assessor guidelines general 1 1 1 2 1 3 2 1 Introduction 2 2 Scope These general guidelines apply to all the assessment instruments for the certificates of competency prescribed by the National Guidelines for Occupational Health and Safety Competency Standards for the Operation of Loadshifting Equipment and Other Types of Specified Equipment 2 3 Assessors should also be familiar with the 2 4 publication Assessment guidelines for National Occupational Health and Safety Certification Standard for users and operators of industrial equipment Additional guidelines Guidelines which provide additional speci
8. T APPLICABLE 4 4 If a box is marked incorrectly cross out the mistake mark the correct response alongside and initial the change Determining competencies Assessment summary A specific assessment summary is given for each certificate class This is to be filled in and signed by the assessor and countersigned by the applicant The original and duplicate are given to the applicant The applicant provides the original to the certifying authority The triplicate is retained by the assessor Competency requirements In order for you to deem an applicant competent he or she must have completed each section of the assessment to the standard required You should note any time constraints when arriving at your decision The standard required for each instrument is specified in the specific guidelines and or on the summary page at the end of each assessment In the case of a repeat assessment the assessor can decide to apply the whole or only part of the assessment Additional comments Where an applicant fails to meet the standard of competence you should add a written comment on the Assessment Summary which briefly explains the problem Advice to the applicant on the appropriate remedial action should also be included This will also assist the certificate assessor in the event that the applicant undergoes future reassessment Likewise if an applicant demonstrates outstanding or remarkable performance this s
9. ational check minor servicing checks and reports any damage Avoids hazards O LU LIN NN parks away from danger areas removes keys locks cabin if applicable E LI Dozer Performance July 1998 National Guidelines for OHS Competency Standards Loadshifting Equipment Dozer Oral Written Assessment July 1998 DOZER Knowledge Assessor guidelines med specific 2 1 Shift load 2 1 1 select 1 2 1 2 select 1 ASSESSMENT INSTRUMENT 2 1 3 select 3 SPECIFICATIONS 2 1 5 select 1 2 1 7 select 2 The knoweldge assessment covers the following Loadshifting elements 1 1 1 2 1 3 2 1 3 1 amp 3 2 1 Knowledge assessment for Dozer is divided into three units and seventeen sections performance criteria 1 1 1 1 1 2 etc 2 To satisfy the requirements for competency the applicant must correctly answer either in writing or orally the specified number of questions in each of the following sections Unit 1 0 1 1 Conduct routine checks 1 1 1 select 4 1 1 2 select 1 1 2 Plan work 1 2 1 select 2 1 2 2 select 3 1 2 3 select 1 1 2 4 select 1 1 2 5 select 2 1 3 Check controls and equipment 1 3 1 select 1 1 3 2 select 1 Unit 3 0 3 1 Shut down equipment 3 1 1 select 1 3 1 3 select 1 3 2 Secure site 3 2 1 select 1 Prior learning and experience An applicant who holds a front end loader backhoe front end loader
10. es direction of travel is clear reverses in higher gear or speed maintains level working surface EH I Bw UO travels at an acceptable and safe speed Spreads consolidates soil and levels the site uses blade at correct level and angle pushes sufficient soil to level surface uses appropriate path of travel e ensures direction of travel is clear reverses in higher gear or speed travels at an acceptable and safe speed O U E E Loads or simulates loading a dozer checks that float is ready approaches at correct angle and speed Dozer Performance July 1998 General performance of sections 4 5 6 7 and 8 Performance criteria 2 1 1 2 1 4 2 1 5 and 2 1 6 SHUT DOWN EQUIPMENT AND SECURE SITE Performance criteria 3 1 1 3 1 2 3 1 3 and 3 2 1 9 positions dozer on float lowers blade and rippers e secures dozer equipment suitable for the work machine suitable for ground conditions competently shifts material equipment operated at a safe speed signals are interpreted and observed loads pushed to ensure stability loads pushed to avoid causing hazard u I O UU U m NN Shut down equipment and secure site Parks equipment machine parked in suitable area attachments lowered to ground Shuts down equipment e neutralises controls applies holding brake idles to stop locks ignition Post oper
11. fic information to certificate assessors are also included in each assessment instrument Included where appropriate are specific instructions on the usefulness of training records such as log books and other certificates with overlapping competencies Evidence of competence Evidence of competence is established in a number of ways The methods used in the following instruments involve 3 assessment of practical performance 3 1 e written and or oral answers to questions on underpinning knowledge Preparing for the assessment T Study the instruments You need to read the assessment instruments and specific instructions carefully before beginning an assessment Confirm appointments Prior to an assessment you need to confirm the date time and location of the assessment with the applicants and any other relevant people Equipment availability The availability of equipment materials and a suitable working area must be organised and confirmed prior to the assessment Workplace factors Because procedures and processes vary greatly between workplaces it is important for assessors to plan their approaches to meet the requirements of the individual workplace Make sure you take the timeframe into account when planning the assessment and also make applicants aware of any time limits Selecting questions Questions for the written oral assessment should be randomly selected either by hand or using the comp
12. hould be noted Further investigation As a certificate assessor it is your role to determine whether or not an applicant has achieved the standard necessary for the certifying authority to be able to grant a certificate of competency S Loadshifting Non Forklift General Guidelines July 1998 ii National Guidelines for OHS Competency Standards Loadshifting Equipment Dozer Performance Assessment July 1998 DOZER Performance assessment Assessor guidelines 1 9 Load or simulate loading dozer on a specific Js 1 10 Shut down equipment and secure site 2 Prior learning and experience ASSESSMENT INSTRUMENT SPECIFICATIONS 2 1 An applicant who holds a front end loader backhoe front end loader excavator or dragline certificate does not require assessment in sections 2 3 and 4 The performance assessment covers the following Loadshifting elements 1 1 1 2 1 3 2 1 3 1 amp 3 2 Applicant who produces satisfactory documentary evidence such as a log 1 The assessment requires the operator to book which establishes 50 days check the equipment plan the work and experience in dozer operations to safely and competently operate the specifically covering performance in Dozer sections 2 3 and 4 does not require assessment in these sections The assessment is performed in ten sections 3 The performance assessment can be conducted at any location which has 1 1 Conduct routine pre
13. ld be indicated by bubbles or milky engine oil in the sump Water leaking into the sump When changing a battery which battery clamp should be removed first The earth battery clamp Briefly describe how you would check the air pressure of water filled tyres on a rubber tyred dozer Check with the valve at the top of the wheel 10 What fluid levels should be checked on the machine before it is used Fuel engine oil radiator coolant hydraulic oil level transmission oil and battery How would you establish the service and the frequency of the service to be carried out on the machine you are required to operate By the service manual provided by The manufacturer What should be the first check of your machine at the start of your shift Walk around it looking for visual defects Name five pre operational checks that should be carried out on the loadshifting equipment before the unit is started Radiator battery fuel oil hydraulic lines tyres or tracks structure etc Performance criteria 1 1 2 select 1 11 What would you look for to ensure that the dozer attachments are securely attached to the machine Ensure that all moving joints are not worn and that safety pins or clips are not damaged loose or lost PLAN WORK Performance criteria 1 2 1 select 2 12 13 In built up areas what checks should be made under the ground before excavation commences Check for p
14. nt for defects and wear and the oil fuel and water levels SECURE SITE Performance criteria 3 2 1 select 1 49 What shall be provided when a dozer has to be parked on or protrudes onto an access way Barricades lights and signs hi 50 For what reason should the key be removed from the ignition of the machine To prevent unauthorised movement Dozer Oral Written July 1998 11 Assessment summary Number of assessment of boxes in boxes tha given Yor NA Form of Total number Number of Were all Assessment boxes critical boxes standard required to given Vor requirements meet NA achieved assessment standard POMMES 1 Knowledge Assessment Nm within time Knowledge Pd UT ort wem 3 ww wv m Performance 2 Assessment Assessment completed within time allowed within time allowed Performance standard B Number of items required to meet standard including all critical boxes Knowledge standard Number of questions required to meet standard including all critical boxes Summary Candidate is COMPETENT Date ooi circle the result obtained NOT YET COMPETENT Name of Name of ASSCSSOM idi EN REPRE ERR Dee ert rag eandldate 422 HH arena Signature cece eeeeee cece ceeeee eee nenn SIgnatute sata sei totes RR eR edt deere Comments feedback assessors to make any additional comments which clarify the assessment Dozer
15. operational checks on dozer equipment and e sufficient clear space to operate the security of attachments machine i ground suitable for excavating 1 2 Inspect the site and plan work to be done 4 Equipment and Resources Required 1 3 Conduct pre operational and post Dozer and equipment start up checks Suitable site on which to use the 1 4 Drive the dozer to the work area dozer and equipment to rip excavate stockpile spread and 1 5 Use rippers to loosen soil level soil and to load or simulate l loading the dozer on a float 1 6 Excavate and stockpile soil 5 Unless other arrangements are agreed to 1 7 Use the dozer in the crane mode by the assessor it will be the responsibility of the applicant applicant s 1 8 an soil consolidate and level employer or trainer to provide the required e site equipment and resources Dozer Performance July 1998 1 10 11 12 13 To be assessed an applicant must wear Overall competence is achieved when competence in all units has been safety helmet where required assessed appropriate footwear other protective clothing and equipment as appropriate The performance of each applicant is to be recorded on the assessor s checklist Safety of personnel When an applicant is working dangerously recklessly or without the necessary co ordination the assessor must direct the applicant to cease work and terminate those parts of the assessmen
16. ower telephone gas and water services etc What would you refer to in order to establish the location of underground services Supply authority or council maps Dj Dozer Oral Written July 1998 14 What is the main danger associated with pushing a large dead tree over with the blade of a dozer Limbs of the dead tree could break off and fall backwards onto the dozer 15 If you accidentally damaged an underground electrical cable who would you immediately contact to render the power supply safe The electrical supply authority Performance criteria 1 2 2 select 3 including 1 with a shaded box 16 What shall be provided to prevent a person falling into a trench or excavation Barricades or guararails or fencing 17 When should ear protection be worn Where the noise could contribute to the loss of hearing 18 What must be provided to protect the operator when a dozer is used for clearing trees or demolition An over head protective structure AS2601 m 19 When should a person wear a safety helmet Where the person could be struck on the head 20 What is the minimum type of footwear that an operator should wear to operate loadshifting equipment Non slip footwear that encloses the foot Performance criteria 1 2 3 select 1 21 Which is the preferred route of travel diagonally across or directly down a sloping surface Directly down the sloping surface 22 What gear
17. t immediately The items in the shaded boxes are of critical importance Failing to get any of these correct means that competency has not been achieved Where an applicant is assessed as not yet competent he she must be informed of the reason s in order to gain further appropriate training The full performance assessment can take up to 1 hour The general assessment requirements are set out in Assessor s guidelines general The applicant s competence in each unit is to be summarised for both performance and knowledge on the summary sheet Competence is achieved for a unit when the required number of boxes for that unit have been ticked or marked N A Dozer Performance July 1998 CONDUCT ROUTINE CHECKS Performance Criteria 1 1 1 and 1 1 2 1 Conducts routine checks on vehicle equipment Checks liquid levels Checks structure for defects Checks attachments for defects Track condition and tension or Tyre condition and inflation Fuel hydraulic oil engine oil battery coolant EJ sU hie E damaged or broken parts loose nuts bolts and couplings damage to blade rippers for missing worn or loose tips hoses fittings hydraulic rams for oil leaks connections for missing pins or keepers Lp ie ES Je qe grease holes and grease pins Checks other equipment for defects checks attachments for security PLAN WORK AND EQUIPMENT Performance Criteria 1 2 1 1
18. uter system if applicable Conducting the assessment Provide an explanation Begin by explaining clearly to the applicants what is required of them Check that applicants have provided or have been provided with the necessary tools and equipment Practical performance Complete the performance checklist as the applicant works through the required tasks Wherever possible this should be done in a normal working environment Loadshifting Non Forklift General Guidelines July 1998 3 3 3 4 4 1 Do not ask the applicant questions while he or she is performing a task as this can be distracting and may affect the time taken to complete the assessment If at any time the applicant is 4 2 endangering himself herself or others stop the assessment immediately This indicates that the applicant is not yet competent and may require further training before being reassessed Assessments should also be stopped if equipment or property are likely to be damaged Knowledge The knowledge assessment covers both oral and written exercises The model answers provided with the knowledge assessment instruments are not necessarily exhaustive Use your own judgement when scoring alternative answers 4 3 Recording responses Each item and question on the assessment forms you use is accompanied by a box Assessors must complete every box as follows coRRECTPERFORMANCE ANSWER Not YET ACHIEVED NO
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