Figure 1-3: Highway Bridge Condition

Figure 1-3: Highway Bridge Condition

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Pennsylvania

Year Total # of Bridges Structurally deficient Functionally obsolete Total of Both
# % # % # %
1996 23,411 5,924 25 4,257 18 10,181 43
1997 23,097 5,813 25 3,933 17 9,746 42
1998 22,742 5,745 25 3,842 17 9,587 42
1999 22,901 5,715 25 3,902 17 9,617 42
2000 22,052 5,405 25 4,096 19 9,501 43
2001 22,092 5,418 25 4,022 18 9,440 43

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 14 170,050 29
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.