Investigation Report
Methanol Tank Explosion During Welding and Cutting
06-15-2009 09:00 G08680 SM/18 Fire/Explosion
- BSEE
- Investigation Report
- Unknown
- ExplosionFire
- Hot work
- Storage tanks
- Competence and trainingFire protectionIgnition source controlPermit to work
- ConstructionUpstream oil and gas
- Offshore installation
Summary
An investigation into a methanol tank explosion during welding and cutting on South Marsh 18 A platform records minor burns to a contract rigger. Probable ignition involved welding or torch slag. Findings address inadequate assessment of flammables, competing fire-watch duties, outdated hazardous-area drawings and unavailable welding plans.
Classifications: Explosion; explosive atmospheres.
Classifications: Fire; fire safety.
Classifications: Hot work; welding and cutting.
Classifications: Storage tanks; atmospheric tanks.
Classifications: Competence and training; competency assurance; safety training.
Classifications: Fire protection; fire suppression; fire detection.
Classifications: Ignition source control; ignition prevention.
Classifications: Permit to work; PTW; work permit.
Classifications: Construction; construction industry.
Classifications: Upstream oil and gas; oil and gas extraction; upstream petroleum.
Classifications: Offshore installation; offshore platform; offshore rig.