Safety Flash
Huge leak discovered in fresh water system
Huge leak discovered in fresh water system
- IMCA
- Safety Flash
- IMCA SF 14/17
- Human FactorsVessel and Mooring
- Human factorsLoss of containment
- Tank gauging and sampling
- Storage tanksValve
- Operational supervisionSafety communication
- Marine industry
- Vessel
Summary
Daily tank soundings revealed a vessel had lost 35 tonnes of fresh water over 24 hours. Checks traced continuous overboard discharge to bain-marie valves left open, without visible overflow. Inadequate supervision was considered the root cause. Valve-location and position signage was displayed, and valve operation explained to mess crew.
Classifications: Human factors; human performance; ergonomics.
Classifications: Loss of containment; containment loss.
Classifications: Tank gauging and sampling.
Classifications: Storage tanks; atmospheric tanks.
Classifications: Valve; valves.
Classifications: Operational supervision.
Classifications: Safety communication; toolbox talk; toolbox talks.
Classifications: Marine industry; shipping industry; maritime sector.
Classifications: Vessel; aboard ship; onboard vessel.
Summary
Daily soundings of fresh water tanks on a vessel revealed that they were emptying fast – 35 tonnes over 24 hours.
IMCA SF 14/17. Themes: human factors, vessel and mooring.