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


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Highway History

Designating the Urban Interstates

Design for a Depressed Express Highway

Sketch showing the general features of a desirable design for a depressed express highway in a city
Sketch showing the general features of a desirable design for a depressed express highway in a city

(Return to Report)

Updated: 10/09/2013
Federal Highway Administration | 1200 New Jersey Avenue, SE | Washington, DC 20590 | 202-366-4000