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Follow the links below to find material targeted to the unit's elements, performance criteria, required skills and knowledge

Elements and Performance Criteria

1. Prepare mould for casting
   • Check casting schedule and job specification
   • Clean and oil moulds according to requirements
   • Check for mould damage and repair
2. Assemble reinforcement cage
   • Lift preassembled reinforcing sections into mould safely
   • Assemble additional steel to complete cage to drawings and job specification
   • Fit additional items, including base plates, tie plates and lifting devices, according to work instructions
   • Fit hold-ups and hold-downs as appropriate
   • Place voids or ducts according to work specifications
   • Run pre-stressing strands through reinforcing cages
   • Set up guards and comply with WHS requirements for stressing
   • Tension strands to extension dimensions and/or gauge readings according to works or engineer instructions
   • Recheck reinforcing cage is in correct position and adjust as necessary
3. Close mould and test vibrators
   • Lift mould sides and additional parts into position and secure to specification
   • Fit any additional items
   • Fit vibrators to start positions
   • Test run before casting commences
4. Pour concrete
   • Begin casting in accordance with work instructions
   • Move vibrators and time vibration
   • Screed top surface flat in preparation for final finish
   • Patch product
   • Clean mould and worksite in accordance with WHS requirements
5. Control concrete quality
   • Test raw materials
   • Prepare test cylinders and samples
   • Monitor and control concrete mix to keep within specifications
   • Update all records and file all records and supplier certificates in appropriate place
   • Raise non-conformance reports
6. Cure product
   • Cover and cure mould and test cylinders in accordance with standard procedures and work instructions
   • Monitor curing to achieve specified stripping strength
7. Strip and store product
   • Test samples to ensure specific strength has been achieved
   • Remove mould sides and store ready for cleaning
   • De-stress in accordance with work procedures and sequences
   • Lift unit according to work instructions and move to store, supported only on points designated on the drawings
8. Respond to problems
   • Identify routine and non-routine problems in the equipment or process
   • Rectify problems using appropriate solution within area of responsibility
   • Report problems outside area of responsibility to designated person
9. Control hazards
   • Identify structural precast and pre-stressed concrete production hazards
   • Assess the risks arising from those hazards
   • Implement measures to control those risks