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Elements and Performance Criteria

  1. Plan work
  2. Conduct routine checks
  3. Transfer load
  4. Shut down and secure crane

Performance Evidence

A person who demonstrates competency in this unit must provide evidence of safely operating a derrick crane and satisfy all of the elements, performance criteria and foundation skills requirements of the unit on at least one occasion including:

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.


Knowledge Evidence

Evidence required to demonstrate competence in this unit must be relevant to and satisfy all of the requirements of the elements and performance criteria and include knowledge of:

appropriate mathematical procedures for estimating and measuring loads

Australian and industry standards relevant to operating a derrick crane

Commonwealth, state or territory WHS/OHS legislation, standards and codes of practice relevant to the full range of processes for the crane class

crane configuration including:

backstays and counterweights

boom/jib

guys

derrick crane characteristics and capabilities to allow for operating the crane to suit the range of loads

ground suitability including:

backfilled ground

bitumen

concrete

hard compacted soil

rock

rough uneven ground

soft soils

hazards including:

environmental conditions (e.g. wind, lightning, storms)

ground stability (e.g. ground condition or slopes for load placement)

insufficient lighting

other specific hazards (e.g. dangerous materials)

overhead hazards (e.g. electric lines, service pipes)

traffic (e.g. pedestrians, vehicles, plant)

hierarchy of hazard identification and control:

elimination

substitution

isolation

engineering controls

administrative controls

personal protective equipment (PPE)

organisational and workplace standards, requirements, policies and procedures for conducting operations for the crane class

procedures for recording, reporting and maintaining workplace records and information

rated capacity and working load limits (including use of crane load charts)

risks associated with overhead electric lines/electrical cables, ground conditions, crane tipping and demolition sites, and other personnel or vehicles

systematic process of eliminating or reducing risk to personnel and property through the application of controls

typical routine problems encountered operating a crane and equipment, and adjustments required for correction.