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Elements and Performance Criteria

1. Plan and prepare for patching operations
   • Access, interpret and apply patching operations 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
   • Obtain, interpret and implement traffic management signage requirements
   • Select and check for faults plant, tools and equipment to carry out tasks
   • Confirm and apply environmental protection and safety requirements
   • Obtain and interpret emergency procedures, and be prepared for fire/accident/emergency
2. Set up patching truck
   • Carry out pre-operational checks
   • Check tank for prevention of contamination
   • Fill tank with the required materials to perform repair operations
   • Determine standard mix of emulsion ready for application to surfaces
3. Repair damaged surfaces
   • Carry out start-up, park, shutdown and secure equipment procedures
   • Drive and operate truck
   • Position truck according to the range of the boom
   • Position boom manually or automatically over the damaged surface to be repaired
   • Blow area to be repaired free of dust and debris
   • Apply patching material to the defective area under the pressure of compressed air
   • Measure, calculate and record material quantities and additives for each site
   • Conduct, control and monitor patching work and ensure that materials are placed to specification
4. Carry out operator maintenance
   • Prepare machine for maintenance
   • Conduct inspection and fault finding
   • Carry out scheduled maintenance tasks
   • Process written maintenance records
5. Clean up
   • Clear work area and dispose of or recycle materials
   • Clean, check, maintain and store plant, tools and equipment
   • Carry out housekeeping requirements
6. Plan and prepare for patching operations
   • Access, interpret and apply patching operations 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
   • Obtain, interpret and implement traffic management signage requirements
   • Select and check for faults plant, tools and equipment to carry out tasks
   • Confirm and apply environmental protection and safety requirements
   • Obtain and interpret emergency procedures, and be prepared for fire/accident/emergency
7. Set up patching truck
   • Carry out pre-operational checks
   • Check tank for prevention of contamination
   • Fill tank with the required materials to perform repair operations
   • Determine standard mix of emulsion ready for application to surfaces
8. Repair damaged surfaces
   • Carry out start-up, park, shutdown and secure equipment procedures
   • Drive and operate truck
   • Position truck according to the range of the boom
   • Position boom manually or automatically over the damaged surface to be repaired
   • Blow area to be repaired free of dust and debris
   • Apply patching material to the defective area under the pressure of compressed air
   • Measure, calculate and record material quantities and additives for each site
   • Conduct, control and monitor patching work and ensure that materials are placed to specification
9. Carry out operator maintenance
   • Prepare machine for maintenance
   • Conduct inspection and fault finding
   • Carry out scheduled maintenance tasks
   • Process written maintenance records
   • Clear work area and dispose of or recycle materials
   • Clean, check, maintain and store plant, tools and equipment
   • Carry out housekeeping requirements

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 applicable legislation, documentation, policies and procedures

implements the requirements, procedures and techniques for the safe, effective and efficient completion of patching operations including:

select and use relevant tools and equipment safely

identify and report on hazards related to the worksite and work activity

works effectively with others to undertake and conduct patching operations that meet all of the required outcomes including:

organising work activities to meet all task requirements

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

using a range of communication techniques and systems such as signage to advise others of work activity and exclusion zone

demonstrates completion of conducting patching operations that safely, effectively and efficiently meets all of the required outcomes on more than one (1) occasion including:

completion of patching operations for a minimum of 20m2 of road surface defects by loading and mixing the specified materials and patching the damaged areas to specification

completion of all records of patching work undertaken and materials used for each site

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Knowledge Evidence

The candidate must demonstrate knowledge in conducting patching operations through:

accessing, interpreting and applying legislative, organisation and site requirements and procedures for:

site and equipment safety requirements

bitumen patching

identifying pavement defects

housekeeping

applying project quality requirements

complying with the site and equipment safety requirements

using bituminous materials and understanding their characteristics

understanding aggregate properties and conformance

understanding equipment types, characteristics, technical capabilities and limitations

complying with the operational, maintenance and basic diagnostic procedures

complying with site isolation and traffic control responsibilities and authorities

understanding the processes for the calculation of material requirements and application rates

safety data sheets and materials handling methods

preparing and/or implementing JSAs/JSEA/safe work method statements

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