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Elevation Contour (CA010)

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

RDF: ca010.ttl

Name

ElevationContour

Kind

FeatureType

Definition

A line connecting points having the same elevation value relative to a vertical datum.

Accepted

2013-10-18

Geometry

point, multipoint, curve, multicurve, surface, multisurface, solid, multisolid

Subtype of

ZI028 Feature Entity

Attributes

• ESC Elevation Surface Category — multiplicity 0..1; datatype ElevationContour_elevationSurfaceCategoryMeta; values: ESC_1 Land, ESC_2 Snow Field and/or Ice-field, ESC_4 Vegetation, ESC_5 Inland Water, ESC_6 Tidal Water
• ZVH Highest Elevation — multiplicity 0..1; datatype ElevationMeasureMeta
• HQC Hypsography Portrayal Type — multiplicity 0..1; datatype ElevationContour_hypsographyPortrayalTypeMeta; values: HQC_1 Index Contour, HQC_12 Approximate Intermediate Contour, HQC_13 Approximate Auxiliary Contour, HQC_14 Quarter Auxiliary Contour, HQC_15 Approximate Depression Index Contour, HQC_16 Auxiliary Contour, HQC_18 Approximate Depression Intermediate Contour, HQC_19 Intermediate Carrying Contour, HQC_2 Intermediate Contour, HQC_20 Auxiliary Carrying Contour, HQC_21 Index Carrying Contour, HQC_22 Depression Auxiliary Contour, HQC_23 Approximate Depression Auxiliary Contour, HQC_3 Half Auxiliary Contour, HQC_4 Form Line, HQC_5 Depression Index Contour, HQC_6 Depression Intermediate Contour, HQC_7 Approximate Index Contour, HQC_8 Mound Index Contour, HQC_9 Mound Intermediate Contour, HQC_98 Transition Line, HQC_99 Connector Line

RWOI terms naming it

• RWO_01098 Elevation Contour
• RWO_01346 Form Line
• RWO_01701 Index Contour
• RWO_01759 Intermediate Contour
• RWO_03848 Transition Line
• RWO_05102 Contour Line

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