Figure 1-3: Highway Bridge Condition
Tuesday, January 3, 2012
Figure 1-3: Highway Bridge Condition
Excel | CSV | Graphic Version
Idaho
| Year | Total # of Bridges | Structurally deficient | Functionally obsolete | Total of Both | |||
|---|---|---|---|---|---|---|---|
| # | % | # | % | # | % | ||
| 1996 | 4,226 | 364 | 9 | 489 | 12 | 853 | 20 |
| 1997 | 4,180 | 352 | 8 | 469 | 11 | 821 | 20 |
| 1998 | 4,122 | 346 | 8 | 464 | 11 | 810 | 20 |
| 1999 | 4,114 | 328 | 8 | 456 | 11 | 784 | 20 |
| 2000 | 4,032 | 317 | 8 | 435 | 11 | 752 | 20 |
| 2001 | 4,069 | 320 | 8 | 436 | 11 | 756 | 20 |
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.