Investigation Report
Broken Pipe Stop Arm Struck Worker During Well Abandonment
09-25-2014 13:50 G01026 SS 241 Required Evacuation / Other Injury / Equipment Failure
- BSEE
- Investigation Report
- Unknown
- Dropped objectsMechanical failureStructural and asset integrity
- Well abandonmentWell intervention
- Upstream oil and gas
Summary
Investigation of a pipe stop arm failure during well abandonment on the SS 241 platform. A broken section fell 24 feet and struck a worker’s right arm. Metallurgical analysis identified incomplete weld penetration and lack of fusion; design documentation omitted complete joint penetration requirements. The worker returned to full duty the following day.
Classifications: Dropped objects; falling objects; DROPS.
Classifications: Mechanical failure; equipment failure.
Classifications: Structural and asset integrity; asset integrity; structural integrity.
Classifications: Well abandonment; plug and abandonment; P&A.
Classifications: Well intervention; workover; well servicing.
Classifications: Upstream oil and gas; oil and gas extraction; upstream petroleum.