342 resultados para Highway communications
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Mode of access: Internet.
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Mode of access: Internet.
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National Highway Traffic Safety Administration, Washington, D.C.
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Mode of access: Internet.
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Mode of access: Internet.
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Texas State Department of Highways and Public Transportation, Transportation Planning Division, Austin
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Transportation Department, Office of University Research, Washington, D.C.
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Federal Highway Administration, Office of Research and Development, Washington, D.C.
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Federal Highway Administration, Office of Program and Policy Planning, Washington, D.C.
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Mode of access: Internet.
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Federal Highway Administration, Environmental Division, Washington, D.C.
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Federal Highway Administration, Environmental Division, Washington, D.C.
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Federal Highway Administration, Environmental Division, Washington, D.C.
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Transportation Department, Office of the Assistant Secretary for Policy and International Affairs, Washington, D.C.
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Louisiana Department of Transportation and Development, Research and Development Section, Baton Rouge