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Bridges and Tunnels 1999

Published by D.C. Office of the Chief Technology Officer | District of Columbia | Catalog Last Checked: August 03, 2026 at 02:38 AM | Dataset Last Updated: December 13, 2021 at 05:56 PM
Hidden bridges and tunnels captured in 1999. This is a new dataset that was not collected as part of the planimetric mapping project. It shows bridges that were obstructed by other features, and was created to enhance the existing bridges/tunnels coverage.

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