Elements and Performance Criteria
- Plan and prepare
- Access, interpret and apply documentation to install pre-cast parapets and ensure the work activity is compliant
- Obtain, interpret, clarify and confirm and work instructions before proceeding
- 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, address and report environmental issues, potential hazards and risks
- Obtain and interpret emergency procedures, and be prepared for fire/accident/emergency
- Confirm installation details
- Measure stirrup spacing and compare with spacing of cast in ligatures and brackets to eliminate difficulties when positioning units
- Determine individual pre-cast parapet unit location
- Determine sequence of parapet installation and carry out
- Check parapets for conformity to design prior to lifting
- Check lifting points on pre-cast units for serviceability
- Install pre-cast parapet units
- Raise pre-cast parapet end unit to allow fitting of bracket
- Manoeuvre pre-cast parapet unit into the vertical position
- Guide pre-cast parapet unit into approximate position and attach locating bolts to cast in brackets
- Correctly establish vertical and horizontal alignment of pre-cast parapet end units and tighten bolts
- Install intermediate pre-cast parapet units in approximate positions
- Check pre-cast end units for correct height and alignment
- Adjust intermediate pre-cast parapet units to design alignment and tighten locating bolts
- Install anchor cable and fix ends
- Finish parapet
- Clean up
- Plan and prepare
- Access, interpret and apply documentation to install pre-cast parapets and ensure the work activity is compliant
- Obtain, interpret, clarify and confirm and work instructions before proceeding
- 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, address and report environmental issues, potential hazards and risks
- Obtain and interpret emergency procedures, and be prepared for fire/accident/emergency
- Confirm installation details
- Measure stirrup spacing and compare with spacing of cast in ligatures and brackets to eliminate difficulties when positioning units
- Determine individual pre-cast parapet unit location
- Determine sequence of parapet installation and carry out
- Check parapets for conformity to design prior to lifting
- Check lifting points on pre-cast units for serviceability
- Install pre-cast parapet units
- Raise pre-cast parapet end unit to allow fitting of bracket
- Manoeuvre pre-cast parapet unit into the vertical position
- Guide pre-cast parapet unit into approximate position and attach locating bolts to cast in brackets
- Correctly establish vertical and horizontal alignment of pre-cast parapet end units and tighten bolts
- Install intermediate pre-cast parapet units in approximate positions
- Check pre-cast end units for correct height and alignment
- Adjust intermediate pre-cast parapet units to design alignment and tighten locating bolts
- Install anchor cable and fix ends
- Finish parapet
- Install services and fittings as required
- Fit joints with foam inserts and groat
- Form up and prepare cast in-situ infills of the pre-cast units
- Place concrete and finish
- Dismantle formwork and remove from site
- Clear work area and dispose of or recycle materials
- Clean, check, maintain and store plant, tools and equipment