TABLE 1-3-2 - Condition of U.S. Highway Bridges: 1998-2008

TABLE 1-3-2 - Condition of U.S. Highway Bridges: 1998-2008

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Number of bridges

  1998 1999 2000 2001 2002 2003 2004 2005 2006 2007 2008
Total all bridges 582,976 585,542 589,674 589,685 590,887 591,940 593,813 595,363 597,340 599,766 601,396
Urban 128,312 130,339 133,384 133,401 135,339 135,415 137,598 142,408 146,041 151,171 153,407
Rural 454,664 455,203 456,290 456,284 455,548 456,525 456,215 452,955 451,299 448,595 447,989
Structurally deficient bridges, total 93,072 88,150 86,678 83,595 81,261 79,775 77,752 75,923 73,784 72,520 71,461
Urban 14,073 12,967 13,079 12,705 12,503 12,316 12,175 12,600 12,585 12,951 12,896
Rural 78,999 75,183 73,599 70,890 68,758 67,459 65,577 63,323 61,199 59,569 58,565
Functionally obsolete bridges, total 79,500 81,900 81,510 81,439 81,537 80,990 80,567 80,412 80,317 79,804 79,933
Urban 27,588 29,065 29,398 29,383 29,675 29,886 30,298 31,391 32,292 33,139 33,691
Rural 51,912 52,835 52,112 52,056 51,862 51,104 50,269 49,021 48,025 46,665 46,242

NOTES: Data for 2000 are as of August of that year; data for 2001 are as of December of that year; data for 200206 are as of July of those years; data for 200708 are as of December 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 available at 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.

SOURCES: 19982000: 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 Database, personal communication, Aug. 14, 2001. 20012008: 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 Database, Count of Bridges by Highway System, available at http://www.fhwa.dot.gov/bridge/britab.htm as of Sept. 24 2009 as cited in U.S. Department of Transportation, Research and Innovative Technology Administration, Bureau of Transportation Statistics, National Transportation Statistics, table 1-27, available at http://www.bts.gov/publications/national_transportation_statistics/ as of October 2009.