Elements and Performance Criteria
- Prepare for rigging slinger operations
- Review work plan and check where required with appropriate personnel.
- Identify type and quantity of logs to be extracted and assess for safety and environmental protection practices.
- Select appropriate equipment and check for operational effectiveness in line with manufacturer's recommendations.
- Plan cable operation activities in line with work order.
- Plan breakout
- Plan and complete breakout operations in line with environmental conditions and workplace health and safety (WHS) procedures.
- Identify audible or visual signal system to be used.
- Assess site, rigged cable system and landing for slope, haul line, backline, lift capacity and landing chute.
- Identify obstacles to extraction operations and develop avoidance plan.
- Identify logs to be recovered with current and future haul lines.
- Assess information to plan extraction pattern for typical number and size of logs to be hauled.
- Plan line shifts during hauling; establish and prepare future rigging points and rigging.
- Direct hook up of logs
- Select specific logs for next turn prior to return of butt rigging in line with planned operation.
- Assess stability of logs to be extracted and take precautions against movement in line with code of practice.
- Direct choker setters to prepare and hook up logs ready for extraction.
- Give haul signals, in line with code of practice, when all persons are clear from logs and bight of ropes.
- Monitor log movement and stop for corrective action when difficulties occur.
- Maintain control of movement using signalling systems until payload is in clear sight of yarder operator.
- Record and report breakout process and equipment faults in line with site procedures.
- Assist with line shifts
- Select specific logs for next turn prior to return of butt rigging in line with planned operation.
- Assess stability of logs to be extracted and take precautions against movement in line with code of practice.
- Direct choker setters to prepare and hook up logs ready for extraction.
- Give haul signals, in line with code of practice, when all persons are clear from logs and bight of ropes.
- Monitor log movement and stop for corrective action when difficulties occur.
- Maintain control of movement using signalling systems until payload is in clear sight of yarder operator.
- Record and report breakout process and equipment faults in line with site procedures.