applying appropriate mathematical procedures to estimate loads applying hazard prevention/control measures including: adequate illumination disconnected power insulated electric lines moving obstructions pedestrian barricades personal protective equipment safety tags on electrical switches/isolators using safety observer inside exclusion zone traffic barricades and control trench covers applying risk assessment and hazard control strategies, including hierarchy of control as applied to the safe operation of the crane applying risk assessment and management procedures communicating with other workplace personnel through: appropriate worksite protocols bells buzzers listening making and interpreting hand signals questioning to confirm understanding signage two-way radios verbal and non-verbal language written instructions complying with WHS/OHS licensing legislation operating a derrick crane for lifting and moving loads to the safe working rated capacity in conjunction with other associated personnel while applying relevant crane movements including: hoisting and lowering loads luffing slewing receiving and interpreting workplace instructions, safety information, emergency procedures recording and maintaining accurate information relating to crane operations shutting down derrick crane in accordance with manufacturer specifications and workplace procedures including: idling engine to stabilise temperature as required isolating power supply to crane locking and securing cabin as required raising boom/jib to clear buildings and structures as required removing key as required retracting hoist rope and hook block securing crane for travel turning off engine as required test-lifting load just clear of lifting plane to ensure: adjustments to slinging can be made in a safe manner all crane equipment is functioning properly load measuring equipment can be used to verify calculated weight of load loads of unusual shape or weight distribution are correctly slung near capacity loads do not overload the crane using and interpreting crane manufacturer specifications and data, or engineer specifications, assessments or designs, including load charts, or load limits at various radii, to enable crane to be configured for load using communications signals including: hoist up – hand hoist up – whistle hoist down – hand hoist down – whistle luff boom down – hand luff boom down – whistle luff boom up – hand luff boom up – whistle stop – hand stop – whistle slew left – hand slew left – whistle slew right – hand slew right - whistle verifying problems and equipment faults, and applying appropriate response procedures to unplanned and/or unsafe situations including: environmental conditions (e.g. wind, lightning, storms, etc.) failure/loss of control (e.g. brakes and steering) failure of equipment (e.g. hydraulic system) obstacles and obstructions unusual or difficult terrains. |