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Elements and Performance Criteria

1. Plan and prepare to install or replace truss members
   • Access, interpret and apply truss members installation or replacement documentation and ensure the work activity is compliant
   • Obtain, read, interpret, clarify and confirm work requirements
   • Identify, address and report hazards, risks 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
   • Identify, confirm, safely handle and locate, ready for use, materials required for the work application
   • Obtain and interpret emergency procedures, and be prepared for fire/accident/emergency
2. Produce and install truss members
   • Remove defective truss members
   • Measure truss members and prepare for installation or replacement
   • Fabricate new truss members to replicate or improve old truss members
   • Fit new truss members
   • Apply durability treatments to the new truss members
   • Install connectors and flashing to the new truss members
   • Adjust king bolts and re-camber truss to achieve specified camber
   • Remove bailey supports after new truss members are secured in place
3. Clean up
   • Clear work area and dispose of or recycle materials
   • Clean, check, maintain and store machinery, tools and equipment
4. Plan and prepare to install or replace truss members
   • Access, interpret and apply truss members installation or replacement documentation and ensure the work activity is compliant
   • Obtain, read, interpret, clarify and confirm work requirements
   • Identify, address and report hazards, risks 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
   • Identify, confirm, safely handle and locate, ready for use, materials required for the work application
   • Obtain and interpret emergency procedures, and be prepared for fire/accident/emergency
5. Produce and install truss members
   • Remove defective truss members
   • Measure truss members and prepare for installation or replacement
   • Fabricate new truss members to replicate or improve old truss members
   • Fit new truss members
   • Apply durability treatments to the new truss members
   • Install connectors and flashing to the new truss members
   • Adjust king bolts and re-camber truss to achieve specified camber
   • Remove bailey supports after new truss members are secured in place
   • Clear work area and dispose of or recycle materials
   • Clean, check, maintain and store machinery, tools and equipment

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 installation or replacement of truss members including:

selecting and using required tools and equipment

removing defective truss members

producing new truss members

applying durability treatments

installing new truss members

works effectively with others to undertake and complete the installation or replacement of truss members 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

demonstrates completion of installing or replacing truss members that safely, effectively and efficiently meets all of the required outcomes on more than one (1) occasion including:

identifying, reporting and recording hazards and risks

removal of at least one (1) old defective truss member

fabrication of one (1) new/replacement truss member

installation of at least one (1) new truss member

re-camber of one (1) new or replacement truss member

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Knowledge Evidence

The candidate must demonstrate knowledge of installing or replacing truss members through:

applying legislative, organisational and site requirements and procedures for:

site and equipment safety requirements

bailey bridges and bailey support system installation

trusses and truss members

timber grading and characteristics

connection behaviour

bridge foundations

bridge heritage

calculation of material requirements

equipment types, characteristics, technical capabilities and limitations

applying and monitoring operational, maintenance and basic diagnostic procedures

applying site isolation and traffic control responsibilities and authorities

interpreting and complying with materials safety data sheets and materials handling methods

monitoring quality assurance systems and standards

preparing and/or implementing JSAs/safe work method statements

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