Safety, Fire & Survival · Fire — Ventilation and Fuel Control
On discovering a fire in the engine room, why are quick-closing valves on fuel tanks and remote ventilation stops important?
- AThey are used only after the fire is already out
- BThey increase airflow to burn the fire out faster
- CThey pressurize the space to push flames overboard
- DThey cut off the fuel and air feeding the fire from outside the space, helping to starve and contain it✓ Correct
Explanation
Remote fuel quick-closing (trip) valves and remote stops for ventilation fans, fuel/oil transfer pumps, and purifiers let the crew cut off the fuel and oxygen supply from a safe location, starving the fire — an essential step before or with releasing a fixed gas system.
Authority: SOLAS II-2; 46 CFR machinery-space fire protection
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