Investigation Report
Lifting equipment failure on self-propelled floating sheerleg crane Cormorant
Lifting equipment failure on self-propelled floating sheerleg crane Cormorant
- MAIB
- Investigation Report
- Unknown
- Crane and RiggingLifting OperationsMachinery and Equipment
- Human factorsMechanical failure
- Lifting operations
- CraneWinch
- Operating and work proceduresRisk assessment
- Marine industry
- Vessel
Summary
MAIB investigation synopsis of Cormorant’s 85t A-frame collapse during lifting on 7 March 2010. Damage occurred without injuries. Identified factors included a deck fitting overloaded through uncoordinated winch use, interruption of the master’s concentration, and failure to identify the lift as a key shipboard operation requiring risk assessment and written procedures.
Classifications: Human factors; human performance; ergonomics.
Classifications: Mechanical failure; equipment failure.
Classifications: Lifting operations; load lifting; hoisting.
Classifications: Crane; cranes.
Classifications: Winch; winches.
Classifications: Operating and work procedures.
Classifications: Risk assessment; hazard assessment.
Classifications: Marine industry; shipping industry; maritime sector.
Classifications: Vessel; aboard ship; onboard vessel.
Themes: crane and rigging, lifting operations, machinery and equipment.