Investigation Report
Fire During Plumbing Installation on Semi-Submersible Rig
04-01-2009 15:20 G14205 EB/602 Fire
- BSEE
- Investigation Report
- Unknown
- Fire
- Hot work
- Breathing apparatusGrinding equipmentHose
- Fire protectionIgnition source controlJob safety analysisPermit to work
- Upstream oil and gas
- Offshore installation
Summary
Investigation of a fire during plumbing installation on the Diamond Ocean Valiant semi-submersible rig. Grinding sparks ignited stored flammable materials; damaged cutting hoses subsequently supplied fuel. The report identifies failures in fire-watch arrangements, combustible clearance and hot-work permit compliance, and describes firefighting under heavy smoke with repeated breathing-air depletion.
Classifications: Fire; fire safety.
Classifications: Hot work; welding and cutting.
Classifications: Breathing apparatus; SCBA; self-contained breathing apparatus.
Classifications: Grinding equipment; angle grinder; grinding wheel.
Classifications: Hose; flexible hose.
Classifications: Fire protection; fire suppression; fire detection.
Classifications: Ignition source control; ignition prevention.
Classifications: Job safety analysis; JSA; job hazard analysis; JHA.
Classifications: Permit to work; PTW; work permit.
Classifications: Upstream oil and gas; oil and gas extraction; upstream petroleum.
Classifications: Offshore installation; offshore platform; offshore rig.