Q12. (a) Explain the function and location of EACH of the following:
(i) Watertight doors. (3)
(ii) Weathertight doors. (3)
(b) Explain why a bilge injection valve is incorporated into the main sea water system, describing how it is tested. (4)
Q13. State FIVE terms used to describe the conditions that relate to the distortion of a ship’s hull undergoes in heavy seas, stating in EACH case the type of stresses involved and where the stresses occur. (10)
Q14. With reference to the international conventional for the control and management of ship’s Ballast Water and Sediments:
(a) State the aims of the Ballast Water Management Convention. (2)
(b) Explain the difference between ballast water standards D-1 and D-2. (2)
(c) State with reasons, the documentation required by ships in international traffic to manage their Ballast Water and Sediments. (6)
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