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Class 2 (2nd Engineer) MEKG 📅 Sep 2023

Exam Question

Damage has occurred to the main engine exhaust valves and the fuel supplied at a particular port is suspected. The owner's case however, in the ensuing dispute may be weak because the fuel was ordered specifying only type and viscosity.

(a) Apart from fuel specification, describe how you, as Second Engineer, should have assisted the owners case when receiving the suspect fuel. (4)

(b) Describe a recognized fuel standard that may be used when ordering bunker fuel. (4)

(c) Explain how the correct fuel standard selected. (4)

(d) Suggest, with reasons, why particular mention should be made of certain elements that might not be included in the fuel standard (4)

Exam question diagram

Reference Answer

### (a) Actions of Second Engineer on Receiving Suspect Fuel
To strengthen the owner's case in a fuel quality dispute, beyond the initial specification, the Second Engineer must meticulously follow established procedures for evidence collection and documentation during the bunkering operation. These actions create a verifiable chain of custody and provide irrefutable technical evidence.
1. **MARPOL Annex VI Drip Sampling:**
* **Procedure:** A continuous drip sample must be taken throughout the entire bunkering period using a designated sampling valve located at the vessel's bunker receiving manifold. This ensures the sample is representative of the entire delivery.

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