Nautical Term: Shear line

Definition of Shear line

A distinct line on a ship’s hull where a shearing cut is planned to be made during the process of shearing off excess steel during shipbuilding.

Example: During the construction of a new cargo ship, the shipbuilder identified the need to make a shearing cut along the ship’s hull at a specific line, known as the shear line. This cut was made using a shearing machine to remove excess steel and ensure the ship’s hull was the correct shape and size for its intended use as a cargo ship.

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