Investigation Report
2008-056 Investigation of Pipeline Leak, Pipeline Segment No. 4582, Main Pass Area Block 288, 23 June 2007, Gulf of Mexico, Off the Louisiana Coast
2008-056 Investigation of Pipeline Leak, Pipeline Segment No. 4582, Main Pass Area Block 288, 23 June 2007, Gulf of Mexico, Off the Louisiana Coast
- BSEE
- Investigation Report
- 2008-056
- CorrosionEnvironmental protectionHydrocarbon release
- DecommissioningDiving operationsInspection and maintenancePressure testing
- Process pipework and pipelines
- Emergency response
- Upstream oil and gas
- Subsea
Summary
Investigates a crude-oil pipeline spill in the Gulf of Mexico on 23 June 2007, estimated at 187 barrels. Corrosion holes were attributed to inadequate cathodic protection and delayed corrective action. The report describes gas pressure testing, diver inspections, clamp repairs and decommissioning, recommending improved regulatory follow-up of overdue inspection submissions.
Classifications: Corrosion; corrosion damage.
Classifications: Environmental protection; environmental safety; pollution prevention.
Classifications: Hydrocarbon release; hydrocarbon leak; oil and gas release.
Classifications: Decommissioning; facility dismantling.
Classifications: Diving operations; diving; commercial diving.
Classifications: Inspection and maintenance; asset inspection; equipment maintenance.
Classifications: Pressure testing; hydrostatic testing; pneumatic testing.
Classifications: Process pipework and pipelines; process piping.
Classifications: Emergency response; emergency preparedness.
Classifications: Upstream oil and gas; oil and gas extraction; upstream petroleum.
Classifications: Subsea; underwater worksite.
2008-056.