load line
Definition
Noun: 1. A marking on a ship's hull: A specific line, or set of lines, painted or welded onto the side of a ship to indicate the maximum depth to which the vessel may legally be submerged in different water conditions (fresh water, salt water, tropical waters, etc.) when fully loaded. It is a critical safety and regulatory marking.
Usage
The load line is a mandatory international safety feature. * The ship's captain must ensure the vessel is not loaded beyond the load line. * Port authorities inspected the freighter to verify its cargo did not submerge the load line.
Advanced Usage
- The Plimsoll line: This is a common synonym and historical term for the load line. It is named after Samuel Plimsoll, a British MP who campaigned for its mandatory use to prevent overloaded, unsafe ships from sailing.
- The Plimsoll line, or load line, saved countless lives by preventing overloading.
Variants and Related Words
- Load line certificate: The official document issued to a ship certifying the position of its load line and its compliance with international regulations.
- Load line convention: Refers to the International Convention on Load Lines, the treaty that standardizes these markings globally.
Synonyms
- Plimsoll line
- International load line
- Waterline (in this specific regulatory context)
Related Terms
- Freeboard: The vertical distance from the load line to the main deck. This is the measure of how much of the ship remains above the water.
- Draft (or draught): The depth of a ship's keel below the water surface. The load line marks the maximum allowable draft.
Noun
-
waterlines to show the level the water should reach when the ship is properly loaded
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