Cofferdam

Definition

A narrow empty void space between two watertight bulkheads providing isolation between cargo tanks, fuel tanks, or ballast spaces to prevent contamination

Context for Indian Seafarers

Understanding Cofferdam is essential for DG Shipping examinations and practical shipboard operations. This term appears in MEO Class 4 oral exams, 2nd Mate FG assessments, and Function-wise competency tests.

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