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Elements and Performance Criteria

1. Plan and prepare to conduct aggregate spreader box operations
   • Access, interpret and apply aggregate spreader box 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
   • Confirm and apply environmental protection and safety requirements
   • Obtain, interpret and implement traffic management signage requirements
   • Select and check for faults plant, tools and equipment to carry out tasks
   • Obtain and interpret emergency procedures, and be prepared for fire/accident/emergency
2. Set up to conduct aggregate spreader box operations
   • Place cut on/cut off paper in preparation for bitumen spraying and at the end of the spray run
   • Connect equipment to the truck prior to operation
   • Set spreader box to required width
   • Check spreader box to ensure correct operation
   • Check spreader box calibration
   • Establish communication with the truck driver
   • Check and record size of aggregate prior to spreading
3. Spread aggregate
   • Remove cut on/cut off paper in preparation for aggregate spreading
   • Coordinate opening and closing of the spreader box accurately with speed and application of aggregate
   • Instruct driver to adjust speed, line or angle of body as required
   • Monitor spread rate and make adjustments
   • Complete spreading
4. Perform hand spreading and spotting duties
   • Check and correct uniformity of run as required
   • Use correct hand spreading method
5. Disconnect and clean up
   • Disconnect spreader box after operation
   • Check to ensure truck is completely free of spreader and the spreader has all connecting parts correctly positioned for transportation or further use
   • 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 to conduct aggregate spreader box operations
   • Access, interpret and apply aggregate spreader box 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
   • Confirm and apply environmental protection and safety requirements
   • Obtain, interpret and implement traffic management signage requirements
   • Select and check for faults plant, tools and equipment to carry out tasks
   • Obtain and interpret emergency procedures, and be prepared for fire/accident/emergency
7. Set up to conduct aggregate spreader box operations
   • Place cut on/cut off paper in preparation for bitumen spraying and at the end of the spray run
   • Connect equipment to the truck prior to operation
   • Set spreader box to required width
   • Check spreader box to ensure correct operation
   • Check spreader box calibration
   • Establish communication with the truck driver
   • Check and record size of aggregate prior to spreading
8. Spread aggregate
   • Remove cut on/cut off paper in preparation for aggregate spreading
   • Coordinate opening and closing of the spreader box accurately with speed and application of aggregate
   • Instruct driver to adjust speed, line or angle of body as required
   • Monitor spread rate and make adjustments
   • Complete spreading
9. Perform hand spreading and spotting duties
   • Check and correct uniformity of run as required
   • Use correct hand spreading method
10. Disconnect and clean up
    • Disconnect spreader box after operation
    • Check to ensure truck is completely free of spreader and the spreader has all connecting parts correctly positioned for transportation or further use
    • 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 conduct of aggregate spreader box operations, including:

selecting and using required tools and equipment

setting up and disconnecting the spreader box

spreading aggregate including coordination opening and closing of spreader box

hand spreading and spotting

works effectively with others to conduct aggregate spreader box operations that meets 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

instructing driver to adjust speed, line or angle of body as required

demonstrates completion of conducting aggregate spreader box operations that safely, effectively and efficiently meets all of the required outcomes including:

identifying, reporting and recording hazards and risks

a minimum of four (4) transverse paper joints are placed, picked up and disposed of

a minimum of six (6) truckloads of at least two (2) different aggregate are spread to the design application rate. It must include three (3) runs of wings, tapers and turning lanes on at least three (3) sites varying in complexity

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Knowledge Evidence

The candidate must demonstrate knowledge of conducting aggregate spreader box operations through:

applying legislative, organisational and site requirements and procedures for:

site and equipment safety requirements

sprayed seal types

aggregate types and sizes

spreader box operations

project quality requirements

housekeeping

equipment types, characteristics, technical capabilities and limitations

applying operational, maintenance and basic diagnostic procedures for the spreader box

applying site isolation and traffic control responsibilities and authorities

applying processes for the calculation of material requirements, application rates and travel speed

safety data sheets and materials handling methods

JSAs/JSEA/safe work method statements

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