TABLE L-9  Condition of U.S. Highway Bridges: 1995-2005,,,,,,,,,,,,,
"Number
",,,,,,,,,,,,,
,1995,1996,1997,1998,1999,2000,2001,2002,2003,2004,2005,,
"Urban deficient bridges, total","42,692","43,181","41,711","41,661","42,032","42,093","42,088","42,178","42,202","42,473","43,991",,
  Structurally deficient,"15,205","15,094","14,846","14,073","12,967","12,695","12,705","12,503","12,316","12,175","12,600",,
  Functionally deficient,"27,487","28,087","26,865","27,588","29,065","29,398","29,383","29,675","29,886","30,298","31,391",,
"Urban bridges, total","122,537","124,950","127,633","128,312","130,339","133,384","133,401","135,339","135,415","137,598","142,408",,
"Rural deficient bridges, total","142,575","139,545","134,174","130,911","128,018","122,993","122,946","120,620","118,563","115,846","112,344",,
  Structurally deficient,"89,112","86,424","83,629","78,999","75,183","70,881","70,890","68,758","67,459","65,577","63,323",,
  Functionally deficient,"53,463","53,121","50,545","51,912","52,835","52,112","52,056","51,862","51,104","50,269","49,021",,
"Rural bridges, total","458,598","456,913","455,118","454,664","455,203","456,290","456,284","455,548","456,525","456,215","452,955",,
"All deficient bridges, total","185,267","182,726","175,885","172,572","170,050","165,086","165,034","162,798","160,765","158,319","156,335",,
  Structurally deficient,"104,317","101,518","98,475","93,072","88,150","83,576","83,595","81,261","79,775","77,752","75,923",,
  Functionally deficient,"80,950","81,208","77,410","79,500","81,900","81,510","81,439","81,537","80,990","80,567","80,412",,
"All bridges, total","581,135","581,863","582,751","582,976","585,542","589,674","589,685","590,887","591,940","593,813","595,363",,
"
NOTES:  Structurally deficient refers to bridges needing significant maintenance attention, rehabilitation, or replacement.  Functionally deficient refers to bridges that do not have the lane widths, shoulder widths, or vertical clearances adequate to serve traffic demand or bridges that may not be able to handle occasional roadway flooding.",,,,,,,,,,,,,
"
SOURCES:  1995-2000—U.S. Department of Transportation, Federal Highway Administration, Office of Bridge Technology, National Bridge Inventory Database, personal communication, August 14, 2001.  2001-2005— ibid, Count of Bridges by Highway System, available at http://www.fhwa.dot.gov/bridge/britab.htm as of November 2006.",,,,,,,,,,,