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


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Bridges & Structures

 

Ancillary Highway Structures

The image depicts an example of structural supports for signage on a controlled access highway.
Photo courtesy of GPI, Inc.

Documents

Training

Photo source: FHWA
Updated: 04/29/2021
Federal Highway Administration | 1200 New Jersey Avenue, SE | Washington, DC 20590 | 202-366-4000