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Curbs 2021

Published by Office of the Chief Technology Officer | District of Columbia | Catalog Last Checked: May 05, 2026 at 10:38 PM | Dataset Last Updated: February 04, 2022 at 12:00 AM
Curb: The edge of roads, alleys, ramps or parking lots, other than those for which polygons can be formed. Curbs are rims, usually made of concrete, along a roadway, forming an edge for a sidewalk. Curbs do not occur where the sidewalk meets the road, such as at wheelchair or access ramps, and driveways.Hidden Curb: Hidden curbs are depicted where curbs cross beneath underpasses or through tunnels. The location of these features are inferred.

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