Class 1 (Chief Engineer)Engineering Management📅 Mar 2026
Exam Question
Q2
With reference to cargo securing of containers in container vessels:
(16)
(i) Discuss the use of roll design assessment software to avoid excessive roll motion in container ship.
(ii) Discuss the use of Cargo Securing Manual (CSM) and its' content and state regulations and codes associated with Cargo Securing Manual.
Reference Answer
### (i) Use of Roll Design Assessment Software Roll design assessment software is a critical decision-support tool used in modern container vessel operations to mitigate the risks of excessive roll motions, primarily parametric and synchronous rolling, which can lead to catastrophic container stack collapse and loss of cargo overboard. **1. Core Concept and Purpose:** The software functions as a predictive analysis tool. It integrates the vessel's specific characteristics with its current loading condition and forecasted environmental data to simulate the ship's hydrodynamic response. The primary objectives are:
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