Seamarks/Notice Marks

Seamark tagging

Notice Marks

The tags defined on this page will render in various nautical charts.

This page defines tags and values for the notice mark attributes.

Type	S100	seamark:type	Definition
Notice Mark	notmrk	notice	A signboard used to indicate prohibitions, regulations, restrictions, recommendations and general information which apply to a waterway or a section of a waterway.

Attribute	S100	Value type	seamark:notice:*	Definition
Category	catnmk	Enumeration	category	Category of notice mark.
Function	fnctnm	Enumeration	function	Function of a notice mark.
Direction of impact	dirimp	Enumeration	direction	Direction of impact.
Distance of impact, downstream	disipd	Decimal	distance_down	Downstream distance of the impact of an area, which is signed by notice marks. The distance is normally given on an additional mark left and/or right of the notice mark.
Distance of impact, upstream	disipu	Decimal	distance_up	Upstream distance of the impact of an area, which is signed by notice marks. The distance is normally given on an additional mark left and/or right of the notice mark.
Distance from notice mark, first	disbk1	Decimal	distance_start	Minimum distance of the impact of an area, which is signed by notice marks. The distance is measured from the notice mark rectangular to the bank.
Distance from notice mark, second	disbk2	Decimal	distance_end	Maximum distance of the impact of an area, which is signed by notice marks. The distance is measured from the notice mark rectangular to the bank.
Additional mark	addmrk	List	addition	Shape and position of an additional board on a notice mark.
Bank of the waterway	bnkwtw	Enumeration	bank	Bank of the river (waterway).
Orientation	ORIENT	Decimal	orientation	The angular distance measured from true north to the major axis of the object.
Marks navigational - System of	MARSYS	Enumeration	system	The system of navigational buoyage a region complies with.

Function	seamark:notice:function	Definition
Prohibition mark	prohibition	Marks which indicate a prohibition.
Regulation mark	regulation	Marks which indicate a regulation.
Restriction mark	restriction	Marks which indicate a restriction.
Recommendation mark	recommendation	Marks which indicate a recommendation.
Information mark	information	Marks with general information.

Direction	seamark:notice:direction	Definition
Upstream	upstream	Toward the source of a stream.
Downstream	downstream	In the direction of flow of a current or stream.
To the left bank	left_bank	Toward the left side of the bank.
To the right bank	right_bank	Toward the right side of the bank.
Toward a harbour	to_harbour	In the direction of a harbour.

Additional mark	seamark:notice:addition	Definition
Top (board)	top_board	A rectangular board at the top of the main sign.
Bottom (board)	bottom_board	A rectangular board at the bottom of the main sign.
Right (triangle to the right)	right_triangle	A triangular board at the right side of the main sign.
Left (triangle to the left)	left_triangle	A triangular board at the left side of the main sign.
Bottom (triangle to the bottom)	bottom_triangle	A triangular board at the bottom of the main sign.

Bank	seamark:notice:bank	Definition
Left	left	Left bank of the river.
Right	right	Right bank of the river.

S-101 ENC/iENC registry (iho.int), the ENC Data Classification and Encoding Guide (DCEG) can be downloaded as zipped PDF, online access to symbols in Portrayal Register
International nautical chart symbol legend (Chart INT-1, NOAA)
Encoding Guide for Inland ENCs (openecdis.org, 2018), an international standard of the Inland ENC Harmonization Group is currently in development (IEHG Publication S-401, 2019)
European Code for Inland Waterways (CEVNI), (UNECE, Fifth revised version 2015)
European Code for Signs and Signals on Inland Waterways (SIGNI), (UNECE Resolution N0. 90, 2018)
U.S. Aids to Navigation System – also details the Western Waters Marking System, Intracoastal Waterway system, and Uniform State Waterway Marking System

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