871 resultados para Road surfaces
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National Highway Traffic Safety Administration, Washington, D.C.
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Federal Highway Administration, Washington, D.C.
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Indiana Department of Transportation, Indianapolis
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Texas Department of Transportation, Austin
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Mode of access: Internet.
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Texas Department of Transportation, Austin
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Mode of access: Internet.
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Texas State Department of Highways and Public Transportation, Austin
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Federal Highway Administration, Office of Research, Development, and Technology, Washington, D.C.
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Texas State Department of Highways and Public Transportation, Transportation Planning Division, Austin
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Federal Highway Administration, Office of Engineering and Highway Operations Research and Development, McLean, Va.
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Federal Highway Administration, Office of Engineering and Highway Operations Research and Development, McLean, Va.
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Federal Highway Administration, Office of Engineering and Highway Operations Research and Development, McLean, Va.
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Texas State Department of Highways and Public Transportation, Transportation Planning Division, Austin
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Federal Highway Administration, Washington, D.C.