Investigation Report
North Atlantic Drilling - West Venture - Investigation of incident involving dropped object
North Atlantic Drilling - West Venture - Investigation of incident involving dropped object
- Havtil
- Investigation Report
- Unknown
- Dropped objectsRisk management
- Lifting operationsRigging
- WinchWire rope
- Lifting planOperating and work proceduresOperational supervisionSafety communication
- Upstream oil and gas
- Offshore installation
Summary
Investigation of a test plug dropped during blind lowering of a BOP test tool on West Venture. The plug struck the BOP, causing minor material damage but no injury. Findings examine unsuitable handling arrangements, unsecured plugs, inadequate planning and hazard identification, conflicting signalling duties and failure to follow mechanical handling procedures.
Classifications: Dropped objects; falling objects; DROPS.
Classifications: Risk management; risk evaluation.
Classifications: Lifting operations; load lifting; hoisting.
Classifications: Rigging; slinging.
Classifications: Winch; winches.
Classifications: Wire rope; steel wire rope.
Classifications: Lifting plan; lift planning.
Classifications: Operating and work procedures.
Classifications: Operational supervision.
Classifications: Safety communication; toolbox talk; toolbox talks.
Classifications: Upstream oil and gas; oil and gas extraction; upstream petroleum.
Classifications: Offshore installation; offshore platform; offshore rig.