Table 1-3 Condition of the U.S. Highway System: 2000, 2011, 2013, and 2014
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Highway surface condition
2000 2011 2013 2014 Percent of mileage with International Roughness Indexa over 170 (poor condition) ...Excel
Highway surface condition
2000 2011 2013 2014 Percent of mileage with International Roughness Indexa over 170 (poor condition) ...Excel
2000 2010 2013 2014 Public Road and Street Mileage by Functional Type (miles) Interstate 46,427...Excel
Billions of current dollars
2000 2010 2011 2012 2013 2014 Publicly owned capital stock ...Table Version | Excel
SOURCE: Association of American Railroads, Railroad Facts, Statistical Highlights (Washington, DC: Annual Issues).
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SOURCE: U.S. Department of Transportation, Federal Highway Administration, Highway Statistics 2014. Tables DL-1C and MV-1. Available at http://www.fhwa.dot.gov/policyinformation/statistics/2013 as of May 2016.
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NOTES: Excludes 4 bridges with no recorded age. Bridges with a Year Built or Year Reconstructed within the past 10 years will not be assigned a deficient status. Therefore, when referring to the deficiency being calculated not using the 10-...