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Describes an anchor that has been lifted clear of the seabed and is no longer holding the vessel. During weighing, the cable is shortened until the anchor breaks free of the bottom; once clear, the anchor is aweigh. It may still be below the surface and must then be brought home and secured for sea….
A black ball-shaped day signal used to indicate that a vessel is at anchor. It is displayed where it can best be seen so that other mariners can distinguish an anchored vessel from one underway. The signal identifies the vessel’s status; it does not mean that the vessel is “not under command”. The applicable collision…
A floating marker connected by a buoyed line to an anchor or its crown to show the anchor’s position. It can help identify where the anchor lies and, when correctly arranged, may provide a trip line for freeing an anchor that is fouled. The buoy and line must have suitable size, strength and length for…
The chain, rope, wire or combination connecting a vessel to its anchor. On ships, “anchor cable” commonly means the chain cable; on small craft, the broader term “anchor rode” is often used for chain, rope or a combination. The cable transmits the vessel’s load to the anchor and its weight and elasticity influence shock loading…
An all-round white light displayed as part of the prescribed signal for a vessel at anchor. It enables other mariners to recognise the presence and status of an anchored vessel after dark and in restricted visibility. The required number, position and visibility range depend on vessel length and the applicable collision regulations, so the signal…
A compartment designed to stow an anchor, anchor rode or associated anchoring equipment. It is commonly located near the bow so the rode can lead to the windlass, bow roller or hawsepipe, but arrangements vary. A chain locker may be a separate compartment below the windlass into which cable self-stows as it is recovered. Drainage,…
A bow fitting with one or more rollers that supports and guides an anchor and its rode during handling. The roller reduces friction and helps lead chain or rope between the water, windlass and stowage position. Its geometry must suit the anchor so that the anchor launches, returns and nests without damaging the stem, pulpit…
A place where vessels anchor or may anchor. An anchorage may be officially designated and charted or simply a location selected by a mariner. It may serve leisure craft, ships awaiting a berth, quarantine or other operational needs, and it is not necessarily sheltered or provided with good holding ground. Selection requires assessment of depth…
To bring a vessel deliberately onto a shore or drying surface. Beaching may be used for landing, inspection, maintenance, emergency action or planned drying out. Suitability depends on hull and appendage design, bottom material and slope, wave action, tidal range and how the vessel will be supported as the water falls. A plan should cover…
A mooring line leading from the stern area of a vessel to a shore fitting or other secure point. It helps control the stern’s position at a berth and is normally used with bow, breast and spring lines as appropriate. Its lead determines which movement it restrains, so a poorly positioned or over-tight stern line…
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