Exam Question
Describe the construction of chain lockers and how cables are secured in the lockers? Explain how to secure anchors in preparation for sea passage. (16)
Class 4 (4th Engineer)
SC&S
📅 Jan 2026
Reference Answer
### Introduction
The chain locker is a critical structural compartment in the forepeak of a vessel, designed for the stowage of the anchor cables. Its construction and the methods for securing the cable and anchor are governed by Classification Society rules to ensure structural integrity and the safety of the vessel, particularly during heavy weather. Proper securing procedures are paramount to prevent loss of anchor or damage to the vessel's hull and deck machinery.
### 1. Construction of Chain Lockers (6 Marks)
Chain lockers are designed to withstand the significant dynamic loads imposed by the anchor cables and to facilitate their smooth operation and maintenance. Key constructional features include:
The chain locker is a critical structural compartment in the forepeak of a vessel, designed for the stowage of the anchor cables. Its construction and the methods for securing the cable and anchor are governed by Classification Society rules to ensure structural integrity and the safety of the vessel, particularly during heavy weather. Proper securing procedures are paramount to prevent loss of anchor or damage to the vessel's hull and deck machinery.
### 1. Construction of Chain Lockers (6 Marks)
Chain lockers are designed to withstand the significant dynamic loads imposed by the anchor cables and to facilitate their smooth operation and maintenance. Key constructional features include:
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