Investigation Report
Collapse of crane on workboat Carol Anne with loss of 1 life
Collapse of crane on workboat Carol Anne with loss of 1 life
- MAIB
- Investigation Report
- Crane and RiggingLifting Operations
- Crushing and pinch pointsMechanical failureRegulation and legislationStructural and asset integrity
- Inspection and maintenanceLifting operations
- Crane
- Competence and trainingFunctional testingManagement of changeOperating and work procedures
- Marine industry
- Vessel
Summary
Investigates the fatal collapse of Carol Anne’s loader crane during net discharge at a Scottish fish farm. The report examines undersized mountings, incorrectly graded lock nuts, washer deformation and installation practices. It identifies shortcomings in post-installation examination, testing and shipborne installation guidance; the crane was not overloaded.
Classifications: Crushing and pinch points; crush hazards; pinch points.
Classifications: Mechanical failure; equipment failure.
Classifications: Regulation and legislation; safety legislation; regulatory requirements.
Classifications: Structural and asset integrity; asset integrity; structural integrity.
Classifications: Inspection and maintenance; asset inspection; equipment maintenance.
Classifications: Lifting operations; load lifting; hoisting.
Classifications: Crane; cranes.
Classifications: Competence and training; competency assurance; safety training.
Classifications: Functional testing; function test.
Classifications: Management of change; MOC; change management.
Classifications: Operating and work procedures.
Classifications: Marine industry; shipping industry; maritime sector.
Classifications: Vessel; aboard ship; onboard vessel.
Summary
Investigation of a workboat crane collapse resulting in one fatality.
Themes: crane and rigging, lifting operations.