Elements and Performance Criteria
- Excavate shaft
- Access, interpret and apply compliance documentation relevant to the work activity
- Inspect and evaluate site and ground conditions at the planned shaft location to determine the type of shaft to be sunk
- Identify and address potential risks and hazards
- Conduct or facilitate shaft excavation in planned location and type
- Stabilise unconsolidated ground to prevent falls of ground and shaft collar erosion
- Ensure shaft is supported by shaft pillar to ensure the integrity of the bottom section of the shaft
- Secure area over shaft collar to prevent surface water inflow
- Ensure that brow area near the bottom of the shaft, and the geology and walls, are visible for inspection
- Fit out shaft
- Fit access ladders securely in shaft in accordance with shaft conditions and code of practice
- Install hoisting equipment at the surface of the shaft
- Ensure that services supply devices to the shaft wall are fixed away from shaft conveyance equipment
- Install shaft protection to prevent falls by people and animals, and unauthorised entry into the mine
- Ensure that access shaft is free of unnecessary equipment and fixtures to allow unrestricted movement of materials