995 resultados para Traffic volume.
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National Highway Traffic Safety Administration, Washington, D.C.
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National Highway Traffic Safety Administration, Washington, D.C.
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National Highway Traffic Safety Administration, Washington, D.C.
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National Highway Traffic Safety Administration, Washington, D.C.
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National Highway Traffic Safety Administration, Office of Driver and Pedestrian Programs, Washington, D.C.
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National Highway Traffic Safety Administration, Office of Driver and Pedestrian Programs, Washington, D.C.
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National Highway Traffic Safety Administration, Office of Driver and Pedestrian Programs, Washington, D.C.
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Federal Highway Administration, Office of Safety and Traffic Operations Research and Development, McLean, Va.
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National Highway Traffic Safety Administration, Washington, D.C.
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Turner-Fairbank Highway Research Center, McLean, Va.
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National Highway Traffic Safety Administration, Vehicle Research and Test Center, East Liberty, Ohio
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National Highway Traffic Safety Administration, Vehicle Research and Test center, East Liberty, Ohio
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Federal Highway Administration, Washington, D.C.
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National Highway Traffic Safety Administration, Office of Defects Investigations, Washington, D.C.
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National Highway Traffic Safety Administration, Office of Defects Investigations, Washington, D.C.