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Elements and Performance Criteria

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

Performance Evidence

A person who demonstrates competency in this unit must provide evidence of safely operating a portal boom 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 best mobile practice including:

carrying load near to the ground surface (where practical)

gently accelerating and braking (to minimise load swing)

minimum boom/jib radius

minimum speed

using handheld taglines

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 positioning and safely operating a 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

whistles

written instructions

complying with WHS/OHS licensing legislation

loading data into crane computer as required and checking operation to accurately reflect crane configuration

operating a portal boom crane including all functions to their maximum for lifting and moving loads to the safe working rated capacity while applying relevant crane movements including:

hoisting

luffing

mobiling

slewing

receiving and interpreting workplace instructions, safety information, emergency procedures

recording and maintaining accurate information relating to crane operations

shutting down a portal boom crane in accordance with manufacturer specifications and workplace procedures including:

applying motion locks and brakes are applied

applying weathervane mode as required

idling engine to stabilise temperature

locking and securing cabin as required

raising boom/jib to clear buildings, structures and vessels as required

removing key from ignition

retracting hoist rope and hook block

turning off engine

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 crane

using and interpreting crane manufacturer specifications and data, including load charts to enable crane to be configured for load

using communications signals including:

stop – hand

stop – whistle

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

slew left – hand

slew left – whistle

slew right – hand

slew right – whistle

mobile – hand

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 loads

Australian and industry standards relevant to operating a portal boom crane

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

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

portal boom crane characteristics and capabilities to allow crane configuration to suit the range of loads

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, access to cabin, other vehicles and clear access while travelling

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

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