Figure 1: Percent of Bridges by Highway Type
Wednesday, November 21, 2012
Figure 1: Percent of Bridges by Highway Type
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NOTE: Percentages include the 50 U.S. states, the District of Columbia, and Puerto Rico.
SOURCE: U.S. Department of Transportation, Federal Highway Administration, 2006 Status of the Nation's Highways, Bridges, and Transit: Conditions and Performance, Exhibit 2-16, p. 2-20, available at http://www.fhwa.dot.gov/policy/2006cpr/pdfs/chap2.pdf