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Maritime Navigation Line Features (LAF)

DGIF baseline 2026-1, the latest. Earlier baselines: timemap.

RDF: laf.ttl

Name

maritimeNavLineFeatures

Datatype

Enumeration

Definition

The type and/or number of features associated with a maritime navigation line (for example: a leading line, a transit line, or a clearing line).

Accepted

2013-10-18

Defined by

DFDD

Values

• LAF_1 One other than Directional Light
• LAF_2 Directional Light
• LAF_3 Two Lights or more
• LAF_4 Two Beacons or more
• LAF_5 Two other than Two Lights or Beacons
• LAF_6 Measured Distance Markers
• LAF_7 Directional Radiobeacon
• LAF_8 Moiré Effect Light
• LAF_9 Leading Radio Transponder Beacon

Used by

• BC100 Leading Line
• FC021 Maritime Limit

Source: DGIF 2026-1 QEA model, DGIWG. Standard: DGIWG 206-3. Licence: CC BY 4.0, © DGIWG.