U.S. Department of Transportation
Federal Highway Administration
1200 New Jersey Avenue, SE
Washington, DC 20590
202-366-4000

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U.S. Department of Transportation/Federal Highway AdministrationU.S. Department of Transportation/Federal Highway Administration

Bridges & Structures

 

Tunnel Counts By Owner

Note: Tunnels that cross a border between two States are included in each State’s inventory, and therefore appear twice in a national count or listing of tunnels.

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Updated: 07/23/2024
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Federal Highway Administration | 1200 New Jersey Avenue, SE | Washington, DC 20590 | 202-366-4000