Investigation Report
Overboard Line Broke Free and Struck Worker Following Fracturing Job
11-02-2005 23:30 G21685 ST/308 Injury
- BSEE
- Investigation Report
- Unknown
- Line of firePressure systems
- Hydraulic fracturing
- HoseValve
- Positive retention and reliable securing
- Upstream oil and gas
- Offshore installation
Summary
An investigation describes an injury following a fracturing job on the Tarantula platform. An incompletely closed hydraulic choke allowed a pressure surge into a rubber overboard line, which broke free from its securing arrangements and struck a worker. The report identifies the open manifold choke as the probable cause.
Classifications: Line of fire; struck-by hazards.
Classifications: Pressure systems; stored pressure; pressurised systems; pressurized systems.
Classifications: Hydraulic fracturing; fracking.
Classifications: Hose; flexible hose.
Classifications: Valve; valves.
Classifications: Positive retention and reliable securing.
Classifications: Upstream oil and gas; oil and gas extraction; upstream petroleum.
Classifications: Offshore installation; offshore platform; offshore rig.