Official US Government Icon

Official websites use .gov
A .gov website belongs to an official government organization in the United States.

Secure Site Icon

Secure .gov websites use HTTPS
A lock ( ) or https:// means you’ve safely connected to the .gov website. Share sensitive information only on official, secure websites.

 Find the latest Coronavirus-related transportation statistics on the BTS COVID-19 landing page.

United States Department of Transportation United States Department of Transportation

Condition of U.S. Highway Bridges

Dataset Table:

Year TOTAL all bridges Urban Rural Structurally deficient bridges, total 1
1990 572,205 108,770 463,435 137,865 2
1991 574,036 112,363 461,673 134,534 3
1992 572,197 115,312 456,885 118,698 4
1993 573,716 117,488 456,228 111,980 5

Embedded Dataset Excel:

Dataset Excel:



Explanations for the terms Good, Fair, Poor, and Bridge Deck Area can be found at

U.S. totals include the 50 states, the District of Columbia and Puerto Rico for 2012-2017. For 2018, U.S. totals include the 50 states, the District of Columbia, Guam and Puerto Rico. For 2019, U.S. totals include the 50 states, the District of Columbia, Guam, Puerto Rico, and U.S. Virgin Islands.

Table includes: Rural–Interstate, principal arterial, minor arterial, major collector, minor collector and local roads; Urban–Interstate, other freeways or expressways, other principal arterial, minor arterial, collector, and local roads. 

This table is not comparable to previous editions before 2020.

Subcategories may not add to total due to source not coding some bridges as Urban or Rural.


KEY: SqM=square meters.


U.S. Department of Transportation, Federal Highway Administration, Office of Bridges and Structure, National Bridge Inventory (NBI), available at as of Dec. 31, 2019.