189 resultados para rail tunnel


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Federal Railroad Administration, Office of Research and Development, Washington, D.C.

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"March 1993."

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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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"February 1977."

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Federal Highway Administration, Office of Research, Development and Technology, Washington, D.C.

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National Highway Traffic Safety Administration, Washington, D.C.

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Federal Highway Administration, Office of Research and Development, Washington, D.C.

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"Performing organization: San Francisco Bay Area Rapid Transit District"--Technical report documentation page.