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Elements and Performance Criteria

1. Plan and prepare for underground roller/compactor operations
   • Access, interpret and apply mobile plant and equipment documentation and ensure the work activity is compliant
   • Obtain, read, interpret, clarify and confirm work requirements
   • Identify and address potential risks, hazards and environmental issues, and implement control measures
   • Select and wear personal protective equipment appropriate for work activities
   • Select, and check for faults, equipment and/or attachments for work activities
   • Inspect and assess site conditions, determine if scaling is required and take action according to site requirements
   • Carry out start-up procedures
   • Obtain and interpret emergency procedures, and be prepared for fire/accident/emergency
   • Identify and use approved dust suppression and extraction methods
   • Ensure work area is well ventilated before entry
2. Operate roller/compactor, underground
   • Carry out start-up, park, shutdown and secure equipment procedures
   • Coordinate activities with others at the site prior to commencement of, and during, the work activity
   • Drive and operate equipment within recommended speed, engine capability and limitations
   • Engage and disengage the compacting device
   • Identify, remove and manage contaminants
   • Monitor and manage equipment performance using appropriate indicators, and ensure efficiency of operations
   • Assess materials and site conditions, and apply appropriate operating techniques
   • Compact to required degree of compaction
   • Continually monitor hazards and risks, and ensure safety to self, others, plant and equipment
3. Carry out operator maintenance
   • Prepare machine for maintenance
   • Conduct inspection and fault finding
   • Carry out scheduled maintenance tasks
   • Return machine to service
   • Process written maintenance records
4. Conduct housekeeping activities
   • Clear work area and dispose of or recycle materials
   • Clean and maintain condition of equipment, ensure suitability for use, and address/report issues
   • Manage/report hazards, and maintain a safe working environment
   • Process written records

Performance Evidence

Evidence is required to be collected that demonstrates a candidate’s competency in this unit. Evidence must be relevant to the roles within this sector’s work operations and satisfy all of the requirements of the performance criteria of this unit and include evidence that the candidate:

locates and applies relevant documentation, policies and procedures

implements the requirements, procedures and techniques for the safe, effective and efficient operating of rollers and/or compactor in underground metalliferous mines including:

conducting prestart checks prior to commencing operations and shutdown procedures on completion of operations

carrying out vehicle refuelling requirements and procedures

applying appropriate lifting techniques to remove items from path of plant

driving and operating the roller/compactor to site conditions and compacting materials requirements

applying safe work practices and identifying and reporting all potential hazards, risks and environmental issues

applying problem solving and troubleshooting techniques

works effectively with others to undertake and complete the operation of rollers and/or compactor in underground metalliferous mines that meets all of the required outcomes including;

using a range of communications techniques and equipment to convey information to others

maintaining written and verbal reporting requirements and procedures

organising work activities to meet all task requirements

communicating clearly and concisely with others to receive and clarify work instructions

demonstrates completion of operating roller/compactor underground that safely, effectively and efficiently meets all of the required outcomes on more than one (1) occasion including:

setting up demarcation of work area

use of warning devices and manoeuvres when other personnel are in the work area

demonstrating the correct procedure for parking in stockpiles and on an incline

compacting haul roads

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Knowledge Evidence

The candidate must demonstrate knowledge of the following when operating rollers/compactors underground:

dangers of open or uncompacted excavations or trenches

steepness of grades, as specified by the manufacturer

equipment processes, technical capability and limitations

geological and technical data (basic)

mine operational systems

signs of operator fatigue and how it should be managed

primary and secondary ventilation

operational, maintenance and basic diagnostics

housekeeping activities

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