Safety Flash
Risk of electrocution during routine work
Risk of electrocution during routine work
- IMCA
- Safety Flash
- IMCA SF 15/08
- Control of WorkElectrical SafetyIsolationPermit to Work
- Electric shockElectrical safety
- Electrical isolationElectrical work
- Energy and process isolationPermit to workRisk assessmentSafety communication
- Marine industry
- Vessel
Summary
A technician aboard a dive support vessel received a slight electric shock while dismantling a plug to reroute a live 440 V three-phase winch cable through a sea-fastening mousehole. No injuries were reported. The investigation identified missing work permits, isolation, risk assessment and toolbox discussion, alongside inadequate induction and supervision.
Classifications: Electric shock; electrocution.
Classifications: Electrical safety; electrical hazards.
Classifications: Electrical isolation; electrical lockout.
Classifications: Electrical work; electrical maintenance.
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
A technician received a shock while attempting to reroute a live 440-volt winch power cable without required controls.
IMCA SF 15/08. Themes: control of work, electrical safety, isolation, permit to work.