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Cross-sectional Shape (CSS)

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

RDF: css.ttl

Name

crossSectionalShape

Datatype

Enumeration

Definition

The cross-sectional shape of a feature in the horizontal plane.

Accepted

2013-10-18

Defined by

DFDD

Values

• CSS_1 Irregular
• CSS_10 Semicircular
• CSS_2 Elliptical
• CSS_3 Rectangular
• CSS_4 Circular
• CSS_5 Square
• CSS_6 Triangular
• CSS_7 Hexagonal
• CSS_8 Pentagonal
• CSS_9 Octagonal

Used by

• BC020 Buoy
• GB016 Aircraft Stand
• GB015 Apron
• GB030 Helipad
• GB093 Runway Turn Pad
• GB033 Touchdown and Lift-off Area (TLOF)
• GB040 Launch Pad
• GB017 Aerodrome Hot Spot
• AJ030 Holding Pen
• BH240 Irrigation System
• ZB030 Boundary Monument
• AL090 Grave Marker
• AT010 Dish Aerial
• AB040 Aeration Basin
• AA050 Well
• AL018 Building Superstructure
• AL014 Non-building Structure
• AL013 Building
• AK131 Compact Surface
• GB222 Low Air Maneuver Pylon
• BH075 Fountain
• AC030 Settling Pond
• BH040 Water Treatment Bed
• AL175 Courtyard
• AL170 Public Square
• AK040 Sports Ground
• AK170 Swimming Pool
• AK164 Amphitheatre
• AK160 Stadium
• AL073 Flagpole
• AK124 Picnic Table
• AK140 Planter
• AQ115 Utility Cover
• BH012 Qanat Shaft
• BB010 Anchorage
• BD001 Explosive Naval Mine
• BB030 Bollard
• AN075 Railway Turntable
• AQ161 Street Lamp
• AQ062 Crossing
• AQ056 Bridge Pier

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