Safety Flash
MAIB: Blockage of fixed CO2 fire extinguishing system pilot hoses
MAIB: Blockage of fixed CO2 fire extinguishing system pilot hoses
- IMCA
- Safety Flash
- IMCA SF 10/22
- Emergency ResponseHot Work and FireInspection and Maintenance
- FireMechanical failure
- Inspection and maintenance
- Hose
- Fire protectionFunctional testingOperating and work procedures
- Marine industry
- Vessel
Summary
Following a cargo ship engine-room fire, blocked pilot hoses were found to have impaired CO2 suppression. Couplings had not been fully bored through, and servicing tests had missed blockages and leaks. The flash highlights manual activation procedures and pneumatic flow testing of complete hose assemblies.
Classifications: Fire; fire safety.
Classifications: Mechanical failure; equipment failure.
Classifications: Inspection and maintenance; asset inspection; equipment maintenance.
Classifications: Hose; flexible hose.
Classifications: Fire protection; fire suppression; fire detection.
Classifications: Functional testing; function test.
Classifications: Operating and work procedures.
Classifications: Marine industry; shipping industry; maritime sector.
Classifications: Vessel; aboard ship; onboard vessel.
Summary
The UK Marine Accident Investigation Branch (MAIB) has published Safety Bulletin 1/2022 into a fire on board a roll-on/roll-off cargo ship in September 2021.
IMCA SF 10/22. Themes: emergency response, hot work and fire, inspection and maintenance.