A series of horizontal lines, corresponding to the seasons of the year and fresh or saltwater, painted on the outside of a ship marking the level which must remain above the surface of the water for the vessel's stability.
A mark indicating up to which limit a ship may be loaded. It is welded on both sides of the ship. Its height depends on the gravity of the water in which the ship is situated.
A series of horizontal lines welded on the hull on both sides of a vessel. The lines indicate the limit to which the vessel can safely be loaded, depending on the seasons of the year and whether the vessel is in saltwater or freshwater. Letters indicating the name of the vessel's classification society are also incorporated into the plimsoll mark. Synonym: load lines.
the primary loadline mark which is a circle intersected by a horizontal line accompanied by letters indicating the authority under which the loadline is assigned.
waterlines to show the level the water should reach when the ship is properly loaded
One of a series of load lines marked on the side of a ship at the waterline to prevent overloading.
The horizontal line on the outside of a ship which represents the depth to which a vessel may be safely loaded; this mark must stay above the water surface.
A mark, welded on both sides of the vessel, which gives the limit to which a vessel may be loaded, depending on the specific gravity of the water in which the vessel is situated.