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Leading Line (BC100)
DGIF baseline 2026-1, the latest. Earlier baselines: timemap.
RDF: bc100.ttl
- Name
LeadingLine- Kind
- FeatureType
- Definition
- A line which passes through at least two clearly defined objects, along which a vessel can safely travel.
- Accepted
- 2013-10-18
- Geometry
- point, multipoint, curve, multicurve, surface, multisurface, solid, multisolid
- Subtype of
- ZI028 Feature Entity
- Attributes
- BRG Bearing of Object — multiplicity 0..1; datatype AngleMeasureMeta
- COL Character of Light — multiplicity 0..1; datatype CharacterStringMeta
- CAA Controlling Authority — multiplicity 0..1; datatype LeadingLine_controllingAuthorityMeta; values: CAA_17 Public, CAA_3 Private
- DRP Description of Reference Point — multiplicity 0..1; datatype CharacterStringMeta
- CAI Controlling Authority Identification — multiplicity 0..*; datatype CharacterStringMeta
- COS Facility Operational Status — multiplicity 0..1; datatype LeadingLine_facilityOperationalStatusMeta; values: COS_13 Operational, COS_2 Intermittent, COS_9 Temporarily Non-operational
- LAF Maritime Navigation Line Features — multiplicity 0..1; datatype LeadingLine_maritimeNavLineFeaturesMeta; 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_7 Directional Radiobeacon, LAF_8 Moiré Effect Light, LAF_9 Leading Radio Transponder Beacon
- PRM Permanent — multiplicity 0..1; datatype BooleanMeta
- RWOI terms naming it
Source: DGIF 2026-1 QEA model, DGIWG. Standard: DGIWG 206-3. Licence: CC BY 4.0, © DGIWG.