8 resultados para On ramps.
em University of Michigan
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Texas Department of Transportation, Austin
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Texas Department of Transportation, Austin
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Federal Highway Administration, Office of Safety and Traffic Operations Research and Development, McLean, Va.
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Federal Highway Administration, Washington, D.C.
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Federal Highway Administration, Office of Safety and Traffic Operations, 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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"UMTA Technical Assistance Program"--Cover.
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Federal Highway Administration, Office of Safety and Traffic Operations Research and Development, McLean, Va.