Roller LR - Independent Assessors Australia On
Contents
1. 1994 e recently filled trenches e soft and sloping edges Access and path of movement is indicated e to work area e for work Appropriate equipment for the task e equipment is appropriate for the task Performance Criteria 1 3 1 1 3 Conducts pre operational and post start up checks in accordance with manufacturer s specifications operating manual e mounts correctly e adjusts seat secures safety belt e inneutral e warning device e starts engine gauges e warm up allowed e checks vibrator if applicable e clear for travel e foot for brake e holding brake e steering UOU L SHIFTS LOAD e competently rolls and consolidates material Performance criteria 2 1 1 and 2 1 3 1 4 1 5 Performance criteria 2 1 1 2 1 4 2 1 5 and tothe Work area e equipment operated at a safe speed e ensures travel direction clear e signals are interpreted e selects appropriate route E and observed 8 e travels at safe speed SHUTS DOWN EQUIPMENT AND Rolles and consolidates material SECURES SITE The rolling will depend work and type of material being rolled Performance criteria 3 1 1 3 1 2 and 3 2 1 e soft edges or loose material conducts first run without vibrator if applicable Parks equipment e vibrator turned off for e Se ene travel if applicable e overlaps each pass or run an appropriate rolling Shuts down2. Immediately stop the vibrator and idle the engine Get help if it not possible to drive or reverse out slowly 59 If the roller has insufficient power to climb the hill in the gear that was selected what action should be taken Reverse down the hill and select the correct gear to climb the hill SHUT DOWN EQUIPMENT Performance criteria 3 1 1 select 1 60 Name three areas where you would not park the roller Access ways near overhangs refuelling sites tidal or flood areas adjacent to an excavation Loadshifting Roller Oral Written 61 Where possible what type of surface should be selected to park the roller on A level surface 62 Which direction should the roller face if it has to be parked on a sloping surface Across the slope Performance criteria 3 1 3 select 1 63 How would you remove the radiator filler cap of a roller that has not completely cooled off N Slightly loosen cap to release pressure and then slowly remove cap 64 What post operational checks should be carried out by the operator on the loadshifting equipment to prepare it ready to bereoperated Check the structure and equipment for defects and wear and the oil fuel and water levels SECURE SITE Performance criteria 3 2 1 select 1 65 What shall be provided when a roller has to be parked on or protrudes onto an access way Barricades lights and signs 65 For what reason shou
3. equipment Sena E e neutralises controls e sets parking brake HN e turns off vibrator when not consolidating surface L e idles to stop and locks ignition e safe and acceptable speed Avoiding hazards for compaction e parks away from danger areas e removes keys 2 1 6 G geneG eneral performance of sections and 5 equipment is suitable for the work machine suitable for ground conditions Loadshifting Roller Performance July 1994 1 6 Shuts down equipment and secures site Roller K nowledge ASSESSMENT INSTRUMENT SPECIFICATIONS The following knowledge assessment covers the Loadshifting Standard elements from NOHSC 1992 which apply to a Roller Ll 152 153 2131 A ssessor guidelines Specific 1 Knowledge assessment for roller is divided into three units and seventeen sections performance criteria 1 1 1 1 1 2 etc 2 To Satisfy 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 2 Plan work 1 2 1 select 2 1 2 2 select 2 1 2 3 select 1 1 2 4 select 1 1 2 5 select 1 Loadshifting Roller Oral Written 1 3 Check controls and equipment 1 3 1 1 select 1 1 3 1 2 select 1 Unit 2 0 2 1 Shift load 2 1 1 select 1 2 1 2 select 1 2 1 3 select 3 2 1
4. 5 select 1 2 1 7 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 scraper grader dozer front end loader backhoe front end loader skid steer loader excavator or dragline certificate and who answers questions for performance criteria 1 1 1 1 2 2 1 3 2 and 2 1 5 satisfactorily is not required to complete the rest of the assessment The full knowledge assessment of twenty7 four 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 and the applicant must be failed July 1994 6 CONDUCT ROUTINE CHECKS Performance criteria 1 1 1 select 4 including 1 with a shaded box 1 W hat action would you take with any structural defects you found while conducting a external check on the vehicle equipment Report the defects to the authorised person or take action according to site procedures W hat should be provided on the roller to prevent the operator from being dislodged from the seat of the roller 8 A safety belt N ame three defects that you would look for when conducting a routine check on the hydraulic system of the roller H ydraulic oil leaks loose connections and hoses for splits fractures or bulges W hy shouldn t the hydraulic oil stora
5. P O Box 2332 Mob 0488 999 670 ssessors Werribee Fax 9741 7339 VIC 3030 iaa hotmail com au ROLLER OHS Certificates of Competency National Assessment Instrument QUEENSLAND GDVERNMENT Division of Workplace Health Department of Employment Training and Industrial Relations ROLLER ASSESSMENT INSTRUMENT FOR THE PRESCRIBED OCCUPATION OF ROLLER OPERATOR WHICH IS NOT INCLUDED IN THE SCOPE OF THE 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 1994 Loadshifting Equipment ROLLER ASSESSMENT Part1 Performance Part 2 Oral Written July 1994 Contents Assessor guidelines general Part one Performance Assessment Part two Oral Written Assessment Assessment Summary Page 12 Assessor guidelines general 1 Introduction 1 1 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 Assessors should also be familiar with the publication Assessment guidelines for National Occupational Health and Safety Certification Standard for users and operators of industrial equipment 1 2 Addition
6. al guidelines Guidelines which provide additional specific 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 1 3 Evidence of competence Evidence of competence is established in a number of ways The methods used in the following instruments involve assessment of practical performance written and or oral answers to questions on underpinning knowledge 2 Preparing for the assessment 2 Study the instruments You need to read the instruments and specific assessment instructions carefully before beginning an assessment 2 2 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 Loadshifting Non Forklift General Guidelines July 1994 2 3 2 4 2 5 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 mak
7. assist the certificate assessor in the event that the applicant undergoes future reassessment Likewise if an applicant demonstrates outstanding or remarkable performance this should 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 ii Whenever you are unsure of the applicant s performance or knowledge ask additional questions and obtain additional evidence before making your final decision Loadshifting Non Forklift General Guidelines July 1994 iii GUIDELINES FOR OHS COMPETENCY STANDARDS LOADSHIFTING EQUIPMENT ROLLER PERFORMANCE ASSESSMENT JULY 1994 Assessment ROLLER Performance assessment Instrument Specifications The following performance assessment covers the Loadshifting Standard elements from NOHSC 1992 which apply to a Roller IE E2 321 5 1 3 2 A ssessor guidelines specific 1 Loadshifting Roller Performance The assessment requires the operator to check the equipment plan the work and to safely and competently operate the roller The assessment is performed in six sections 1 1 Conduct routine pre operational check on roller 1 2 Inspect the site and plan the work 1 3 Conduct pre operational and post start up checks on the roller 1 4 Drives the roller to the wor
8. e applicants aware of any time limits Selecting questions Questions for the written oral assessment should be randomly selected either by hand or using the computer system if applicable Conducting the assessment 3 3 2 Provide an explanation Begin by explaining clearly to 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 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 3 3 3 4 If at any time the applicant is 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 necessarily exhaustive Use your own Judgement when scoring alternative answers Recording responses Each item and question on the assessment forms you use is accompanied by a box Assessor
9. e could contribute to the loss of hearing If there is a likely hood of the roller being overturned what must be provided on the roller to protect the operator A roll over protective structure and safety belts W hen should a person wear a safety helmet Where the person could be struck on the head W hat is the minimum type of footwear that an operator should wear to operate loadshifting equipment Non slip footwear that encloses the foot W hich is the preferred route of travel diagonally across or directly down a sloping surface Directly down the sloping surface W hy shouldn t a gear change be made while driving a heavy roller up a steep sloping surface If the gear change was missed the heavy roller may not be able to be safely controlled W hat gear should be selected to travel down a steep sloping surface A low gear The gear required to climb the sloping surface July 1994 Performance criteria 1 2 4 select 1 28 In hazardous working areas where permission is required to work what must the operator ensure before the work is commenced That the required permits have been obtained 29 What is required to be obtained before unregistered rubber tyred roller is driven along a public road An unregistered vehicle permit 30 What government licence do you require to drive a rubber tyred roller on the road A class licence for plant up to 4 5 tonnes or oth
10. er jurisdiction as applicable ie Australian heavy vehicle licence Performance criteria 1 2 5 select 1 31 Name three types of rollers Static rollers vibratory rollers and multi rubber tyred rollers 32 How does vibrating roller compact the surface By the rollers weight and the rolling and vibration of the roller drum 33 How does static roller compact the surface By the rollers weight and the rolling of the roller drums or wheels 34 How does a multi rubber tyred roller compact the surface By kneeling the material with the weight the roller and rolling of the tyres Loadshifting Roller Oral Written CHECK CONTROLS AND EQUIPMENT Performance Criteria 1 3 1 select 1 35 36 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 When should tests checks and inspections be made by the operator on the loadshifting equipment that is to be operated Daily before use Performance criteria 1 3 2 select 1 37 W hat action would you take with damage and defects found on the machine Report the damage and defects to the authorised person or to site requirements and refrain from operating if a danger exists SHIFT LOAD Performance criteria 2 1 1 select 1 38 39 W hat is used or provided to prevent the hot asphalt from sticking to the roller drums Scrap
11. ers water sprinklers and mats W hen using a vibratory roller what procedure should you adopt for the first run against the kerb on uncompacted soil Lj Slowly and without the vibrator July 1994 40 In relation to the weight of a roller what advantage does a vibratory roller have Greater compaction ability for its weight Performance criteria 2 1 2 select 1 41 What effect would leaving the vibrator of the roller on while the machine Is stationary on soil The roller would vibrate itself into the soil Performance criteria 2 1 3 select 4 including 1 with a shaded box 42 Which of the following directions should rolling be performed on a large sloping surface Across diagonally across or up and down the sloping surface Up and down the sloping surface 43 Is it permissible to carry a passenger on the roller 44 As an operator would you leave an unattended roller engine running No 45 On aroad where should the rolling commence from The crown or left or right of crown or the kerb side The kerb side 46 How would you establish the Capabilities and limitations of the equipment By information provided by the employer and documented by the manufacturer Loadshifting Roller Oral Written 47 48 50 Su 52 53 24 Before reversing a machine what precaution should be taken Ensure the direction of travel Is clear W ha
12. ge tank be filled above the filled mark 8 Space the tank 15 needed for displacement in the system W hat problem could 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 grounded battery clamp Loadshifting Roller Oral Written 7 Briefly describe how you would check the air pressure of water filled tyres on a roller Check with the valve at the top of the wheel 8 What effect would the heat from hot asphalt have on the tyre pressure of a rubber tyred roller Increases the tyre pressure 9 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 W hat should be the first check of your machine at the start of your shift Walk around it looking for visual defects 10 1 I 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 12 NO To establish if the required service had been conducted what document would you refer to The log book PLAN WORK Performance criteria 1 2 1 select 2 13 Why should side hill travel be avoided where possible There is a grea
13. k area 1 5 Rolls and consolidates the material 1 6 Shut down the equipment and secure the site Prior learning and experience 2 1 Applicant who produces satisfactory documentary evidence such as a log book which establishes 50 days experience in the operation of a roller does not require assessment in sections 2 The performance assessment can be conducted at any location which has e sufficient clear space to operate the July 1994 10 machine e ground suitable rolling and consolidating material Equipment and Resources Required A roller Suitable site on which to use the roller and consolidate soil Unless other arrangements are agreed to by the assessor it will be the responsibility of the applicant applicants employer or trainer to provide the required equipment and resources To be assessed an applicant must wear safety helmet where required appropriate footwear Other 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 assessment 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 and the app
14. ld the key be removed from the ignition of the machine Lj To prevent unauthorised movement July 1994 11 Assessment summary Roller Form of Total number Number of Number of Were all critical Assessment assessment of boxes in boxes given boxes required boxes given Y standard the or NA to meet or NA requirements assessment standard achieved Performance 1 DEM AS Assessment completed within time allowed nowl E ssessment time NETS Ye es Knowl ee eta Assessment ee eta within time Yes Performance standard 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 15 COMPETENT M circle the result obtained NOT YET COMPETENT Name Name of assessor candidate Signature uc V CK Comments feedback assessors to make any additional comments which clarify the assessment Loadshifting Roller Oral Written July 1994 12
15. licant must be failed Where an applicant as yet competent he she must be informed of the reason s for the failure in order to gain further appropriate training 11 The full performance assessment can take up to 30 minutes 12 The general assessment requirements are set out in Assessors guidelines general 13 The applicant s competence in each unit is to be summarised for both performance and knowledge on the summery sheet Competency is achieved for a unit when the required number of boxes for the unit have been ticked or marked N A Overall competency is achieved when all competence in all units has been assessed Loadshifting Roller Performance July 1994 CONDUCT ROUTINE CHECKS Performance Criteria 1 1 1 and 1 1 2 1 1 Routine checks on vehicle equipment condition and inflation or condition of drums or wheels Checks liquid levels fuel hydraulic oil engine oll battery coolant C hecks equipment for defects damaged worn or broken par e scrapers sprinklers and mats if applicable e loose nuts bolts e hoses and fittings e grease holes and grease pins PLAN WORK AND EQUIPMENT 1 2 Inspects site and plans work Performance Criteria 1 2 1 1 2 5 Identify Hazards e rough uneven unstable terrain obstructions Loadshifting Roller Performance oo ts 1 2 3 July
16. s must complete every box as follows CORRECT PERFORMANCE ANSWER a NOT YET ACHIEVED NOT APPLICABLE If a box is marked incorrectly cross out the mistake mark the correct response alongside and initial the change Determining competencies 4 1 Loadshifting Non Forklift General Guidelines 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 July 1994 4 2 4 3 4 4 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
17. t happens if too much water iS used on the soil being rolled and compacted Rolling would bring the excess water to the surface and prevent the soil from being compacted properly f cracks appear after rolling with a Vibrator roller what procedure should be adopted to remove the cracks Perform runs without the vibrator to remove the cracks W hat rolling pattern should be adopted for the runs on a road The runs should overlap the previous run W ould you coast the roller downhill No W hen rolling with a vibratory roller what should be done before the roller is stopped EN The vibrator on the roller should be turned off W hat direction would you approach and how would you cross a ditch At an angle and slowly W hen travelling what would you do before travelling down a steep grade IE Reduce speed with service brake and select the appropriate gear for the grade July 1994 10 Performance criteria 2 1 5 select 1 Oral 55 Applicant to state the meaning of the hand signal of stop demonstrated by the examiner Stop Written 56 State the meaning of the illustrated diagram Stop Performance criteria 2 1 7 select 1 57 While operating the roller what action would you take if a hydraulic hose sprung a leak H ave repairs carried out Replace hose 58 What actions would you take if a vibratory roller near a bank started to slide
18. ter risk of turning the machine over with side hill travel July 1994 14 15 1 17 18 19 W hat effect would a rough or stony surface have on the operating speed of the roller It would decrease the safe operating speed of the roller W here a danger exists what should be posted or positioned to warn persons of a danger Warning signs When rolling a public road where should warning signs be positioned to advise of a potential hazard or condition At the approach to the work area Approximately 30M before W hat should be erected where a dangerous obstruction is caused by earthworks being performed on a public road Barricades How should the flow of road traffic be controlled where signs and barricades are considered inadequate to control a potential hazard By a flagman Or by police officer W hat is the danger of rolling near the edge of unconsolidated fill The edge fill may collapse Performance criteria 1 2 2 select 2 including 1 with a shaded box 20 Under what conditions should a roller operator wear respiration equipment Where there is a health risk to the operator from dust or contamination in the air Loadshifting Roller Oral Written 21 22 23 24 Performance criteria 1 2 3 select 1 25 26 27 W hen should ear protection be worn Whre the nois
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