Class 4 (4th Engineer) SC&S 📅 Jun 2024

Exam Question

(a) Explain in brief the term 'bulwark" and 'freeing port'. (6)

(b) A ballast tank is 15 m long, 12 m wide and 1,4m deep and is filled with fresh water. Calculate the load on the top and short side, if: (10)

(i) The tank is just completely full

(ii) There is a head of 7m of water above the tank top.

Reference Answer

### Part (a): Explanation of 'Bulwark' and 'Freeing Port'
**(i) Bulwark**
* **Definition:** A bulwark is the vertical plating structure raised along the outer edge of a ship's main weather deck (freeboard deck). It acts as a solid extension of the ship's side plating above the deck level.
* **Purpose & Function:**

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