Safety Flash
High potential near-miss incident: 440v cable damaged by grinder
High potential near-miss incident: 440v cable damaged by grinder
- IMCA
- Safety Flash
- IMCA SF 25/16
- Electrical SafetyHot Work and FireIsolationPermit to Work
- Electrical safetyRisk management
- Electrical isolationHot work
- Grinding equipment
- Energy and process isolationPermit to workRisk assessmentSafety communication
- Marine industry
- Vessel
Summary
During vessel mobilisation, a rigger/welder damaged a live 440 V cable while grinding aluminium protection covers in place over cables on the aft deck. The investigation identified inadequate task planning, permit coverage, risk assessment and toolbox communication, with no electrical isolation during work and delayed isolation afterwards.
Classifications: Electrical safety; electrical hazards.
Classifications: Risk management; risk evaluation.
Classifications: Electrical isolation; electrical lockout.
Classifications: Hot work; welding and cutting.
Classifications: Grinding equipment; angle grinder; grinding wheel.
Classifications: Energy and process isolation; isolation; energy isolation.
Classifications: Permit to work; PTW; work permit.
Classifications: Risk assessment; hazard assessment.
Classifications: Safety communication; toolbox talk; toolbox talks.
Classifications: Marine industry; shipping industry; maritime sector.
Classifications: Vessel; aboard ship; onboard vessel.
Summary
Grinding damaged a live 440-volt cable because task planning, permits, risk assessment and electrical isolation were inadequate.
IMCA SF 25/16. Themes: electrical safety, hot work and fire, isolation, permit to work.