Deck General · Mooring — Line Nomenclature
A mooring line that runs roughly perpendicular to the keel from the vessel to the dock to prevent the ship from moving off the berth is a:
- ABreast line✓ Correct
- BSpring line
- CHead line
- DTow line
Explanation
Breast lines run nearly at right angles to the keel and limit movement away from the pier. Head and stern lines lead forward/aft to limit fore-and-aft and lateral motion; spring lines lead fore-and-aft to control surge.
Authority: Knight's Modern Seamanship
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