Gross Tonnage

Definition

A dimensionless measure of a vessel’s total internal volume calculated under Tonnage Convention 1969 — used for port dues, canal fees, and SOLAS applicability

Context for Indian Seafarers

Understanding Gross Tonnage 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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