Skip to Search Skip to Left Navigation U.S. Department of Transportation (US DOT) Research and Innovative Technology Administration (RITA) Bureau of Transportation Statistics (BTS)Bureau of Transportation Statistics (BTS) - Research and Innovative Technology Administration (RITA) - United States Department of Transportation (USDOT, US DOT or DOT)
  ABOUT RITA | CONTACT US | PRESS ROOM | CAREERS | SITE MAP
Bureau of Transportation Statistics
Data and Statistics
Bookstore
Programs
About BTS
Upcoming Press Releases
External Links
Intelligent Transportation Systems
National Transportation Library
Research, Development and Technology
Transportation Safety Institute
University Transportation Centers
Volpe National Transportation Systems Center
Printable Version

Table 1: Number of Highway Bridges by Owner, 1996-2006

Excel | CSV

Owner 1996 1998 2000 2002 2004 2006
Federal 6,250 7,452 8,010 9,049 8,425 8,355
State 273,247 274,263 277,076 280,216 282,527 284,668
Local 299,125 298,280 298,791 299,275 300,385 301,912
Private/railroad 2,382 2,283 2,275 1,501 1,479 1,490
Unknown/unclassified 484 441 415 400 397 375
Total 581,488 582,719 586,567 590,441 593,213 596,800

NOTE: Numbers include the 50 U.S. states, the District of Columbia, and Puerto Rico.

SOURCE: U.S. Department of Transportation, Federal Highway Administration, National Bridge Inventory, Highway Bridges by Owner, various years. http://www.fhwa.dot.gov/bridge/owner.htm as of Aug. 14, 2007.