Digest
Hot Work Permits — Process Safety Beacon, September 2007
Hot Work Permits — Process Safety Beacon, September 2007
- CCPS
- Digest
- Process Safety Beacon September 2007
- Control of WorkHot Work and FirePermit to Work
- ExplosionFire
- Hot work
- Gas detectorStorage tanks
- Atmospheric gas testingEnergy and process isolationPermit to workStop-work authority
Summary
Two fatal welding incidents illustrate failures in hot-work precautions: interconnected tanks released flammable vapours into a welding area, while welding near a petrol truck preceded fire and explosion. The bulletin stresses permit procedures, qualified permit issuers, safe flammable-gas detection and stopping work when safety is doubtful.
Classifications: Explosion; explosive atmospheres.
Classifications: Fire; fire safety.
Classifications: Hot work; welding and cutting.
Classifications: Gas detector; gas monitor; gas detection instrument.
Classifications: Storage tanks; atmospheric tanks.
Classifications: Atmospheric gas testing; gas testing; atmosphere testing.
Classifications: Energy and process isolation; isolation; energy isolation.
Classifications: Permit to work; PTW; work permit.
Classifications: Stop-work authority; stop work; stop-work intervention.
Summary
Beacon on the purpose and proper use of permits for welding, cutting and other hot work.
Process Safety Beacon September 2007. Themes: control of work, hot work and fire, permit to work.