903 resultados para rail replacement
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Federal Highway Administration, Washington, D.C.
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Federal Railway Administration, Office of Safety, Washington, D.C.
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Texas State Department of Highways and Public Transportation, Transportation Planning Division, Austin
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Urban Mass Transportation Administration, Washington, D.C.
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Mode of access: Internet.
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Transportation Systems Center, Cambridge, Mass.
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Federal Railroad Administration, Office of Research and Development, Washington, D.C.
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Federal Railroad Administration, Office of Research and Development, Washington, D.C.
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Federal Railroad Administration, Office of Research and Development, Washington, D.C.
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Federal Highway Administration, Washington, D.C.
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Federal Railroad Administration, Office of Research and Development, Washington, D.C.
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Texas Department of Transportation, Austin
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National Highway Traffic Safety Administration, Office of Research and Development, Washington, D.C.
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National Highway Traffic Safety Administration, Washington, D.C.
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"Serial no. 106."