Investigation Report
Oil Entered Spar Moon Pool Centre Well
12-19-2009 08:05 G15610 GC/782 Pollution
- BSEE
- Investigation Report
- Unknown
- Environmental protectionHydrocarbon releaseMechanical failure
- Process pipework and pipelinesValve
- Emergency responseIgnition source controlEnergy and process isolationPollution reporting
- Upstream oil and gas
- Offshore installation
Summary
An investigation into pollution at the Mad Dog spar records approximately 50 barrels of oil entering the moon pool centre well. A faulty check valve and deficient sump design were identified. The report describes oil removal, valve repair and isolation, fire preparedness, and proposed control-system and discharge-piping modifications.
Classifications: Environmental protection; environmental safety; pollution prevention.
Classifications: Hydrocarbon release; hydrocarbon leak; oil and gas release.
Classifications: Mechanical failure; equipment failure.
Classifications: Process pipework and pipelines; process piping.
Classifications: Valve; valves.
Classifications: Emergency response; emergency preparedness.
Classifications: Ignition source control; ignition prevention.
Classifications: Energy and process isolation; isolation; energy isolation.
Classifications: Pollution reporting.
Classifications: Upstream oil and gas; oil and gas extraction; upstream petroleum.
Classifications: Offshore installation; offshore platform; offshore rig.