Home › attribute › bel
Base Elevation (BEL)
DGIF baseline 2026-1, the latest. Earlier baselines: timemap.
RDF: bel.ttl
- Name
baseElevation- Datatype
- Real
- Definition
- The vertical distance from a specified vertical datum to the terrain surface of or at the base of the feature.
- Description
- If the feature is not supported above the surface by another feature then the base of the feature is usually located at ground or water level on the downhill/downstream side. For non-inland water bodies, the water level is usually understood to be Mean Sea Level (MSL). In the case of a survey marker (monument) this is usually the elevation assigned to the marker (monument).
- Accepted
- 2013-10-18
- Defined by
- DFDD
- Physical quantity
- length
- Recommended unit
- Metre (m)
- Used by
- ZI008 Curve Geometry Information
- ZI007 Point Geometry Information
- ZI049 Solid Geometry Information
- ZI009 Surface Geometry Information
Source: DGIF 2026-1 QEA model, DGIWG. Standard: DGIWG 206-3. Licence: CC BY 4.0, © DGIWG.