U.S. Department of Transportation
Federal Highway Administration
1200 New Jersey Avenue, SE
Washington, DC 20590
202-366-4000
Conditions and Performance
Status
of the Nation's Highways, Bridges, and Transit:
2002 Conditions and Performance Report
|
Exhibit 11-17:
Bridges by Type of Structural Material
Exhibit 11-17 has three pie charts showing bridges by type of supernatural material. The first, for percentage by numbers, shows that 40.50 percent is concrete, 33.34 is steel, 19.88 is pre-stressed concrete, 5.70 is timber, and 0.58 is other. The second, for percentage by ADT, shows that 39.32 percent is concrete, 36.11 is steel, 23.89 is pre-stressed concrete, 0.31 is timber, and 0.38 is other. And in the third chart, for percentage by deck area, shows that 46.65 percent is steel, 30.51 is pre-stressed concrete, 21.07 is concrete, 1.19 is timber, and 0.58 is other.
Source: National Bridge Inventory.
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Page last modified on November 7, 2014
