Seamarks/Anchorages

Type	S100	seamark:type	Definition	Rendering	Notes
Anchorage area	ACHARE	anchorage	An area in which vessels anchor or may anchor.		A "seamark:name" tag is used for the anchorage name. On multipolygons, the tags should be placed either on the relation or on the outer polygon.
Anchor berth	ACHBRT	anchor_berth	A designated area of water where a single vessel, sea plane, etc., may anchor.		A "seamark:name" tag is used for the berth number. A "seamark:anchor_berth:radius" is used for the swinging radius of the berth.

This page defines values for the "seamark:anchorage:category" tags.

Where more than one value applies, the tag value should be a semi-colon separated list.

Category (CATACH)	seamark:anchorage:category	Definition
Unrestricted anchorage	unrestricted	An area in which vessels anchor or may anchor.
Deep water anchorage	deep_water	An area in which vessels of deep draught anchor or may anchor.
Tanker anchorage	tanker	An area in which tankers anchor or may anchor.
Explosives anchorage	explosives	An area set apart for anchored ships discharging or receiving explosives.
Quarantine anchorage	quarantine	An area where a vessel anchors when satisfying quarantine regulations.
Sea-plane anchorage	seaplane	An area in which sea-planes anchor or may anchor.
Small craft anchorage	small_craft	An area in which yachts and small boats anchor or may anchor.
Small craft mooring area	small_craft_mooring	An area in which yachts and small boats moor.
Anchorage for periods up to 24 hours	24_hour	An area in which vessels anchor or may anchor for periods of up to 24 hours.
Anchorage for pushing-navigation vessels	pushing	An area where pushing-navigation vessels may anchor
Anchorage for a limited period of time	limited_period	An area in which vessels may anchor for a period of time not to exceed a specific limit.
Anchorage for other vessels than pushing-navigation vessels	non_pushing	An area where other vessels than pushing-navigation vessels may anchor
Anchorage for dry cargo vessels	dry_cargo	An area where dry cargo vessels may anchor
Anchorage for rafts	raft	An area where rafts may anchor

Anchorage areas may have restrictions applied to them. See: Restrictions

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