Tower crane safety
Technical information for tower crane owners and operators that includes two safety alerts with links to the relevant codes of practice, guides and Australian standards.
5. Tower crane considerations
This document provides a summary of high level information for consideration throughout the life cycle stages of a tower crane.
- Complies with AS1418 parts 1 and 4, or equivalent.
- Design registered if required, including verification by an independent design verifier.
- Item registered if required, and registration is current.
Pre-erection inspection and testing
- Performed by a competent person as per manufacturer’s requirements or AS 2550.4.
- Non-destructive testing of critical areas and high stress components as required.
- Inspection and testing documented, records available on request.
Erection and commissioning
- Geotech report and confirm suitability of crane foundation/grillage/standing area.
- Erection as per manufacturer’s requirements, and ensure stability at all times.
- Commissioning includes testing correct functioning of safety devices.
- Appropriate high risk work licences – crane operator, dogging/rigging etc.
- Specific competency – crane make/model, working at heights, rescue, fire fighting etc.
- Site requirements – induction, emergency procedures/contacts, traffic management.
Ongoing inspection and maintenance
- Inspections – daily, routine, periodic and major – per manufacturer’s requirements or AS 2550.4.
- Construction schedule includes time for maintenance.
- Inspection and maintenance documented, records available on request.
Site operational hazards
- Collision hazards – adjacent buildings, structures, overhead power lines, mobile plant etc.
- Multiple cranes operating in close proximity.
- Site issues – crane access, mains power access, loading zone restrictions, wind exposure, operations over public spaces.
Dismantle and removal
- Identify location(s) for secondary crane to dismantle primary crane.
- Existence of new structure.
- Traffic management plan for complete dismantling, including areas for transportation vehicles to wait, load and exit.
- Australian standard AS 2550.1-2011 Cranes, hoists and winches-safe use-general requirements
- Australian Standard AS 2550.4-2004 Cranes, hoists and winches - safe use - tower cranes
- Australian Standard AS 1418.1-2002/Amdt 1-2004 Cranes, hoists and winches general requirements
- Australian Standard AS1418 Part 4 Cranes, hosts and winches – tower cranes
- Risk of falls when using tower cranes.
- Tower cranes – critical faults
- Tower cranes – key messages to Industry.
Industry plant consultative committee comprising WorkCover, the Master Builders Association of NSW and the Construction, Forestry, Mining and Energy Union.
Catalogue No.WC01716 © Copyright WorkCover NSW 0315