TABLE 11-6b Rural Bridge Condition by Functional Class: 2002

TABLE 11-6b Rural Bridge Condition by Functional Class: 2002

Number

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  Structurally deficient Functionally obsolete All rural bridges
Interstates 1,104 3,210 27,310
Other principal arterials 1,886 3,364 35,216
Minor arterials 3,407 4,451 39,571
Major collectors 11,426 10,217 94,768
Minor collectors 6,783 5,579 49,309
Local roads 44,156 25,029 209,366
Total 68,762 51,850 455,540

NOTES: Structurally deficient refers to bridges needing significant maintenance attention, rehabilitation, or replacement. Functionally obsolete refers to bridges that do not have the lane widths, shoulder widths, or vertical clearances adequate to serve traffic demand, or the bridge may not be able to handle occasional roadway flooding.

SOURCE: U.S. Department of Transportation, Federal Highway Administration, Office of Engineering, Bridge Division, National Bridge Inventory database, CD-ROM, June 23, 2003.