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Covered Drain (CDA)

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

RDF: cda.ttl

Name

coveredDrain

Datatype

Boolean

Definition

An indication that a watercourse section is completely covered over and connects to uncovered watercourses at each end.

Accepted

2013-10-18

Defined by

DFDD

Used by

• BH010 Aqueduct
• BH030 Ditch
• BH140 River
• BH020 Canal

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