You are here

2-3 Condition of U.S. Highway Bridges: 2000–2011

2-3 Condition of U.S. Highway Bridges: 2000–2011

Note: Structurally Deficient and Functionally Obsolete are defined in Glossary.

Sources: 2000-U.S. Department of Transportation, Research and Innovative Technology Administration, Bureau of Transportation Statistics; based on data from Federal Highway Administration, Office of Bridge Technology, National Bridge Inventory (NBI), personal communication, Aug. 14, 2001.  2001-2011- U.S. Department of Transportation, Federal Highway Administration, Office of Bridge Technology, National Bridge Inventory (NBI), Count of Bridges by High- way System, available at http://www.fhwa.dot.gov/bridge/britab.htm accessed Aug. 9, 2012.