57 resultados para road-rail level crossings
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Mode of access: Internet.
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Latest issue consulted: 31st (1871).
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Mode of access: Internet.
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Federal Railway Administration, Office of Safety, Washington, D.C.
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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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Federal Railroad Administration, Office of Safety, Washington, D.C.
Evaluation of rail rapid transit and express bus service in the urban commuter market. Final report.
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Transportation Department, Office of Transportation Planning Analysis, Washington, D.C.
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Federal Railroad Administration, Office of Safety, Washington, D.C.
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Federal Railroad Administration, Office of Policy and Program Development, Washington, D.C.
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Transportation Department, Washington, D.C.
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Cover title.