Exam Question

Ships are provided with an independent diesel or electric or air operated emergency fire pump

(a) State three areas in which emergency fire pump are commonly installed and give reasons why? (4)

(b) Describe with aid of a simple sketch an air pump or primer used to initiate suction when the fire pump is situated above sea water level. What suction lift would you expect from a single stage pump system. (4)

(d) State how it can be ensured that the fire pump is kept in good working order. (3)

(e) State what precaution must be taken in sub-zero temperatures. (3)

(f) Using a simple sketch describe with reasons, how the emergency fire pump is connected to the ship's fire main showing position of any isolated valves fitted and location of international shore connecton. (3)

Reference Answer

### (a) Location of Emergency Fire Pump and Reasons (4 Marks)
The emergency fire pump is mandated by SOLAS to be located outside the main machinery space (Category A) to ensure its availability in the event of a fire within that space. Three common locations are:
1. **Steering Gear Room:**
* **Reason:** This compartment is typically located aft of the engine room bulkhead, providing sufficient horizontal separation. It often has direct access from the open deck, ensuring it remains accessible to the crew even if the engine room access is compromised.

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