Figure 1,,,
Structurally Deficient and Functionally Obsolete Bridges: 1990–2000,,,
Year,Structurally deficient,Functionally obsolete,
1990,"137,865","100,355",
1991,"134,534","97,593",
1992,"118,698","80,393",
1993,"111,980","80,000",
1994,"107,683","79,832",
1995,"104,317","80,950",
1996,"101,518","81,208",
1997,"98,475","77,410",
1998,"93,076","79,506",
1999,"88,150","81,900",
2000,"83,576","81,510",
"SOURCE: U.S. Department of Transportation, Federal Highway Administration, Office of Engineering, Bridge Division, National Bridge Inventory database, available at http://www.fhwa.dot.gov/bridge/britab.htm, as of Sept. 27, 2001.",,,