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1995
Traffic control devices, visibility, and railroad grade crossings

Transportation Research Record, Issue 1495, 170p

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1994
Traffic signing, signals, and visibility

Transportation Research Record, Issue 1456, 145p

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1992
Traffic control devices and highway visibility

Transportation Research Record, Issue 1368, 73p

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1991
Visibility, rail-highway grade crossings, and highway improvement evaluation, 1991

Transportation Research Record, Issue 1327, 88p

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1990
Traffic control devices for highways, work zones, and railroad grade crossings 1990

Transportation Research Record, Issue 1254, 90p

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1989
Traffic and grade crossing control devices

Transportation Research Record, Issue 1244, 72p

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1988
Railroad regulation issues, rail passenger services, railroad bridges, and track maintenance management

Transportation Research Record, Issue 1177, 123p

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1988
Traffic control devices 1988

Transportation Research Record, Issue 1160, 104p

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1987
Traffic control devices and rail highway grade crossings

Transportation Research Record, Issue 1114, 155p

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1985
Traffic control devices and rail highway crossings

Transportation Research Record, Issue 1010, 122p

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1982
Freeway operations, railroad-highway grade crossings and evaluating highway improvements

Transportation Research Record, Issue 841, 50p

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1980
Grade crossings, devices, visibility and freeway operations

Transportation Research Record, Issue 773, 49p

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1977
Lighting, visibility and railroad-highway grade crossings

Transportation Research Record, Issue 628, 56p

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1977
Rail transit

Transportation Research Record, Issue 627, 28p

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1976
Measures of Effectiveness, Railroad-Highway Grade Crossings, and Visibility

Transportation Research Record, Issue 562, 106p

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1976
Railroad-highway crossings, visibility, and human factors

Transportation Research Record, Issue 611, 67p

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1974
Traffic operations

Transportation Research Record, Issue 514, 55p

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1972
Motorist information systems

Highway Research Record, Issue 414, 78p

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1969
Safety and Accident Research

Highway Research Record, Issue 272, 64p

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Showing 1 - 19 of 19 records