Investigation Report
Dropped Spider Dog Safety Door Struck Floorhands During BOP Reinstallation Preparation
10-31-2020 18:00 G27277 MC 503 Injury - required evacuation - LTA (>3 days)
- BSEE
- Investigation Report
- Unknown
- Dropped objectsHuman factorsMechanical failure
- Inspection and maintenanceWorking at height
- Fall protection equipment
- Evacuation, escape and rescueOperating and work proceduresPositive retention and reliable securingSafety communication
- Upstream oil and gas
- Vessel
Summary
BSEE investigates a dropped spider dog safety door aboard the drillship West Neptune during preparation to reinstall a blowout preventer. The grating struck two floor hands, who were subsequently rescued and medically evacuated. Findings identify sheared securing bolts, inadequate secondary retention, failure to follow operating procedures and communication failures.
Classifications: Dropped objects; falling objects; DROPS.
Classifications: Human factors; human performance; ergonomics.
Classifications: Mechanical failure; equipment failure.
Classifications: Inspection and maintenance; asset inspection; equipment maintenance.
Classifications: Working at height; work at height.
Classifications: Fall protection equipment; safety harness; fall arrest equipment.
Classifications: Evacuation, escape and rescue; EER; escape and rescue.
Classifications: Operating and work procedures.
Classifications: Positive retention and reliable securing.
Classifications: Safety communication; toolbox talk; toolbox talks.
Classifications: Upstream oil and gas; oil and gas extraction; upstream petroleum.
Classifications: Vessel; aboard ship; onboard vessel.