Hotel Service Unit 8 Marine gas oil Q2 – Answer

4. With reference to the safe bunkering of marine gas oil fuel:
   (a) list SIX actions that should be taken prior to and during the loading;(6)
   (b) state FOUR tests to be carried out on the fuel to ensure that it is uncontaminated.(4)

Safe Bunkering of Marine Gas Oil Fuel

(a) Six actions prior to and during loading (6 marks)

1. Check and confirm bunker plan, including quantities, tank allocation, and communication signals.
2. Sound and check receiving tanks for available capacity and ensure valves are correctly lined up.
3. Post scuppers and ensure oil spill containment equipment and SOPEP materials are ready.
4. Establish communication between ship and bunker supplier (including emergency stop procedure).
5. Monitor tank levels continuously during bunkering to avoid overflow.
6. Maintain watch at the manifold and in the engine room for leaks or abnormal conditions.

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(b) Four tests to ensure fuel is uncontaminated (4 marks)

1. Water detection test (clear and bright test, water paste, or centrifuge sample).
2. Density check against bunker delivery note.
3. Viscosity measurement to ensure fuel matches specification.
4. Microbiological contamination test (dip-slide or culture method).