Figure 1-3: Highway Bridge Condition

Figure 1-3: Highway Bridge Condition

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Oklahoma

Year Total # of Bridges Structurally deficient Functionally obsolete Total of Both
# % # % # %
1996 23,192 7,695 33 1,678 7 9,373 40
1997 23,324 8,186 35 1,532 7 9,718 42
1998 23,312 8,070 35 1,535 7 9,605 41
1999 23,286 7,661 33 1,589 7 9,250 40
2000 22,726 7,678 34 1,475 6 9,153 40
2001 22,708 7,605 33 1,518 7 9,123 40

United States

Year Total # of Bridges Structurally deficient Functionally obsolete Total of Both
# % # % # %
1996 582,043 101,544 17 81,217 14 182,761 31
1997 583,207 98,521 17 77,466 13 175,987 30
1998 583,414 93,119 16 79,567 14 172,686 30
1999 585,542 88,150 15 81,900 14 125,328 30
2000 587,458 86,692 15 80,889 14 167,581 29
2001 590,066 83,630 14 81,469 14 165,099 28

SOURCE: U.S. Department of Transportation, Federal Highway Administration, National Bridge Inventory: Deficient Bridges by State and Highway System, Washington, DC: 2001, available at http://www.fhwa.dot.gov/bridge/britab.htm as of Jan. 31, 2002.