# Commission Regulation (EU) No 1089/2010 of 23 November 2010 implementing Directive 2007/2/EC of the European Parliament and of the Council as regards interoperability of spatial data sets and services, Division 8.4.1.2: Watercourse Link (WatercourseLink)

Extent: E+W+S+N.I.

A segment of a watercourse within a hydrographic network.
This type is a sub-type of Link.
This type is a sub-type of HydroObject.
Attributes of the spatial object type WatercourseLink
Attribute
Definition
Type
Voidability
flowDirection
Direction of water flow in the segment relative to digitisation of segment geometry.
LinkDirectionValue
voidable
length
Length of network segment.
Length
voidable

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Source: https://www.legislation.gov.uk/eur/2010/1089/annex/II/division/8/division/8.4/division/8.4.1/division/8.4.1.2 (the official version)
Page: https://openlegislation.uk/eu-regulation-2010-1089/annex-II/division-8/division-8.4/division-8.4.1/division-8.4.1.2
Contains public sector information licensed under the Open Government Licence v3.0. Source: legislation.gov.uk, The National Archives.