TABLE 86b Rural Bridge Condition by Functional Class: 2001

TABLE 86b Rural Bridge Condition by Functional Class: 2001

(Number)

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  Structurally deficient Functionally obsolete Total
Principal arterial - Interstate 1,108 3,193 27,579
Other principal arterial 1,964 3,565 35,652
Minor arterial 3,405 4,666 39,686
Major collector 11,634 10,256 95,736
Minor collector 6,844 5,442 47,782
Local 45,935 24,934 209,849

NOTES: 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. Structurally deficient refers to bridges needing significant maintenance attention, rehabilitation, or replacement.

SOURCE: U.S. Department of Transportation, Federal Highway Administration, Office of Engineering, Bridge Division, National Bridge Inventory database, available at http://www.fhwa.dot.gov/bridge/britab.htm, as of December 2002.