Safety Flash
Unexpected Release of Water During Annual Maintenance of CO2 Fixed Firefighting System
Unexpected Release of Water During Annual Maintenance of CO2 Fixed Firefighting System
- IMCA
- Safety Flash
- IMCA SF 06/18
- Electrical SafetyInspection and MaintenanceIsolation
- Electrical safety
- Inspection and maintenance
- Switchgear
- Operating and work proceduresPreventive maintenanceStop-work authority
- Marine industry
- Vessel
Summary
During annual maintenance of a vessel’s fixed CO2 firefighting system, air blown through lines at 7 bar unexpectedly discharged water onto electrical switchboards and transformers. The water source remained unidentified, with condensation suspected. Work stopped, nozzle covers were introduced and maintenance instructions revised; compressed-air systems should be blown through before connection.
Classifications: Electrical safety; electrical hazards.
Classifications: Inspection and maintenance; asset inspection; equipment maintenance.
Classifications: Switchgear; switch gear.
Classifications: Operating and work procedures.
Classifications: Preventive maintenance; preventative maintenance; planned maintenance.
Classifications: Stop-work authority; stop work; stop-work intervention.
Classifications: Marine industry; shipping industry; maritime sector.
Classifications: Vessel; aboard ship; onboard vessel.
Summary
Water unexpectedly sprayed onto live electrical equipment during firefighting system checks, prompting nozzle protection and maintenance changes.
IMCA SF 06/18. Themes: electrical safety, inspection and maintenance, isolation.