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Tunnel (OOC_26)
DGIF baseline 2026-1, the latest. Earlier baselines: timemap.
RDF: ooc_26.ttl
- Name
tunnel- Attribute
- OOC Overhead Obstruction Type
- Definition
- An underground passage that is open at both ends and usually contains a land transportation route (for example: a road and/or a railway).
- Description
- Commonly used to pass through a hill or mountain, or under a river or road. May also provide underground passage in a mine.
- Accepted
- 2013-10-18
- Allowed for
- AL155 Overhead Obstruction
Source: DGIF 2026-1 QEA model, DGIWG. Standard: DGIWG 206-3. Licence: CC BY 4.0, © DGIWG.