Safety Flash
Crane boom dropped object
Crane boom dropped object
- IMCA
- Safety Flash
- IMCA SF 04/11
- Crane and RiggingDropped ObjectsInspection and Maintenance
- Dropped objectsLearning from incidents
- Inspection and maintenanceLifting operations
- Crane
- Positive retention and reliable securingPreventive maintenanceSafety communication
- Marine industry
- Vessel
Summary
Wood detached from a crane boom rest on an offshore construction vessel, stuck to the boom and fell an estimated 20 metres onto the deck without injury. The flash identifies deficient fixings, inspections and reporting, and describes securing and replacing wood, improving inspection access and planned maintenance, and circulating incident information.
Classifications: Dropped objects; falling objects; DROPS.
Classifications: Learning from incidents; incident learning; lessons learnt; lessons learned.
Classifications: Inspection and maintenance; asset inspection; equipment maintenance.
Classifications: Lifting operations; load lifting; hoisting.
Classifications: Crane; cranes.
Classifications: Positive retention and reliable securing.
Classifications: Preventive maintenance; preventative maintenance; planned maintenance.
Classifications: Safety communication; toolbox talk; toolbox talks.
Classifications: Marine industry; shipping industry; maritime sector.
Classifications: Vessel; aboard ship; onboard vessel.
Summary
A member has reported an incident on an offshore construction vessel in which a piece of wood from the main crane boom rest cradle became detached from the cradle and stuck to the crane boom, before falling on to the main deck.
IMCA SF 04/11. Themes: crane and rigging, dropped objects, inspection and maintenance.