TABLE A-19 Condition of U.S. Highway Bridges: 1990-2007,,,,,,,,,,,,,,,,,, Number of Bridges,,,,,,,,,,,,,,,,,, ,1990,1991,1992,1993,1994,1995,1996,1997,1998,1999,2000,2001,2002,2003,2004,2005,2006,2007 Total all bridges,"572,205","574,036","572,197","573,716","576,460","581,135","581,863","582,751","582,976","585,542","589,674","589,685","590,887","591,940","593,813","595,363","597,340","599,766" Urban,"108,770","112,363","115,312","117,488","121,141","122,537","124,950","127,633","128,312","130,339","133,384","133,401","135,339","135,415","137,598","142,408","146,041","151,171" Rural,"463,435","461,673","456,885","456,228","455,319","458,598","456,913","455,118","454,664","455,203","456,290","456,284","455,548","456,525","456,215","452,955","451,299","448,595" "Structurally deficient bridges, total","137,865","134,534","118,698","111,980","107,683","104,317","101,518","98,475","93,072","88,150","86,678","83,595","81,261","79,775","77,752","75,923","73,784","72,520" Urban,"16,847","17,032","16,323","15,932","15,692","15,205","15,094","14,846","14,073","12,967","13,079","12,705","12,503","12,316","12,175","12,600","12,585","12,951" Rural,"121,018","117,502","102,375","96,048","91,991","89,112","86,424","83,629","78,999","75,183","73,599","70,890","68,758","67,459","65,577","63,323","61,199","59,569" "Functionally deficient bridges, total","100,355","97,593","80,393","80,000","79,832","80,950","81,208","77,410","79,500","81,900","81,510","81,439","81,537","80,990","80,567","80,412","80,317","79,804" Urban,"30,266","30,842","26,243","26,511","27,024","27,487","28,087","26,865","27,588","29,065","29,398","29,383","29,675","29,886","30,298","31,391","32,292","33,139" Rural,"70,089","66,751","54,150","53,489","52,808","53,463","53,121","50,545","51,912","52,835","52,112","52,056","51,862","51,104","50,269","49,021","48,025","46,665" "NOTES: Explanation Data for 1990, 1992, 1997-99, and 2001 are as of December of those years; data for 1991 and 1994-96 are as of June of those years; data for 1993 are as of September of that year; data for 2000 are as of August of that year; data for 2002-06 are as of July of those years. Definitions for the terms Structurally deficient and Functionally Obsolete can be found on pages 14 and 15 in Chapter 3 of the Federal Highway Administration, 2006 Conditions and Performance Report; the following is a link to Chapter 3 of the report: http://www.fhwa.dot.gov/policy/2006cpr/pdfs/chap3.pdf. U.S. totals include the 50 states, the District of Columbia, and Puerto Rico. ",,,,,,,,,,,,,,,,,, "Table includes: Rural-Interstate, principal arterial, minor arterial, major collector,and local roads; Urban-Interstate, other freeways or expressways, other principal arterial, minor arterial, collector, and local roads.",,,,,,,,,,,,,,,,,, "Data for 1990, 1992, 1997-99, 2001, and 2007 are as of December of those years; data for 1991 and 1994-96 are as of June of those years; data for 1993 are as of September of that year; data for 2000 are as of August of that year; data for 2002-06 are as of July of those years.",,,,,,,,,,,,,,,,,, "SOURCES: 1990-2000: U.S. Department of Transportation, Research and Innovative Technology Administration, Bureau of Transportaiton Statistics; based on data from Federal Highway Administration, Office of Bridge Technology, National Bridge Inventory Database, personal communication, August 14, 2001. 2001-06: U.S. Department of Transportation, Research and Innovative Technology Administration, Bureau of Transportaiton Statistics; based on data from Federal Highway Administration, Office of Bridge Technology, National Bridge Inventory Database, Count of Bridges by Highway System, Internet site http://www.fhwa.dot.gov/bridge/britab.htm as of Mar. 30 2007. 2007: U.S. Department of Transportation, Research and Innovative Technology Administration, Bureau of Transportaiton Statistics; based on data from Federal Highway Administration, Office of Bridge Technology, National Bridge Inventory Database, Special tabulation. Data as of Mar. 13, 2008.",,,,,,,,,,,,,,,,,, ,,,,,,,,,,,,,,,,,, ,,,,,,,,,,,,,,,,,, ,,,,,,,,,,,,,,,,,, ,,,,,,,,,,,,,,,,,, ,,,,,,,,,,,,,,,,,, ,,,,,,,,,,,,,,,,,, ,,,,,,,,,,,,,,,,,, ,,,,,,,,,,,,,,,,,, ,,,,,,,,,,,,,,,,,, ,,,,,,,,,,,,,,,,,, ,,,,,,,,,,,,,,,,,, ,,,,,,,,,,,,,,,, ,,,,,,,,,,,,,,,, ,,,,,,,,,,,,,,,, ,,,,,,,,,,,,,,,, ,,,,,,,,,,,,,,,, ,,,,,,,,,,,,,,,, ,,,,,,,,,,,,,,,, ,,,,,,,,,,,,,,,, ,,,,,,,,,,,,,,,, ,,,,,,,,,,,,,,,, ,,,,,,,,,,,,,,,, ,,,,,,,,,,,,,,,, ,,,,,,,,,,,,,,,, ,,,,,,,,,,,,,,,, ,,,,,,,,,,,,,,,, ,,,,,,,,,,,,,,,, ,,,,,,,,,,,,,,,, ,,,,,,,,,,,,,,,, ,,,,,,,,,,,,,,,, ,,,,,,,,,,,,,,,, ,,,,,,,,,,,,,,,, ,,,,,,,,,,,,,,,, ,,,,,,,,,,,,,,,, ,,,,,,,,,,,,,,,, ,,,,,,,,,,,,,,,, ,,,,,,,,,,,,,,,, ,,,,,,,,,,,,,,,, ,,,,,,,,,,,,,,,, ,,,,,,,,,,,,,,,, ,,,,,,,,,,,,,,,, ,,,,,,,,,,,,,,,,, ,,,,,,,,,"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 December 2002.",,,,,,,,