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1989-02
CORROSION PROTECTION OF PRESTRESSING SYSTEMS IN CONCRETE BRIDGES

NCHRP Report, Issue 313, 31 p.

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1989-01
OPERATIONAL GUIDELINES ON TEST PITS

9 p.

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1989-01
TRANSPORTATION SAFETY ISSUES EXAMINED IN TRB POLICY STUDIES

TR News, Issue 140, p. 3-6

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1989-01
TRUCK RESEARCH PROFILES. A SAMPLE OF RECENT AND CURRENT U.S. AND CANADIAN PROJECTS

Transportation Research Circular, Issue 345, 50 p.

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1989-01
TRAFFIC MANAGEMENT FOR FREEWAY EMERGENCIES AND SPECIAL EVENTS

Transportation Research Circular, Issue 344, 51 p.

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1989
Streetlighting research needs of US utilities

Transportation Research Record, Issue 1247, 79-88

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1989
All-way stops: a new policy

Transportation Research Record, Issue 1244, pp 17-22

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1989
Future of statewide transportation planning

Transportation Research Record, Issue 1243, 60p

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1989
Research in bus and rail transit operations

Transportation Research Record, Issue 1221, 90p

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1989
CONSPICUITY OF SUPRATHRESHOLD REFLECTIVE TARGETS IN A DRIVER'S PERIPHERAL VISUAL FIELD AT NIGHT

Transportation Research Record, Issue 1213, p. 35-46

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1989
SAFETY BELTS, AIRBAGS AND CHILD RESTRAINTS. RESEARCH TO ADDRESS EMERGING POLICY QUESTIONS

Transportation Research Board Special Report, Issue 224, 77 p.

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1989
DEVELOPMENT OF HIGHWAY ALIGNMENT INFORMATION FROM PHOTOLOG DATA

Transportation Research Record, Issue 1239, p. 54-61

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1989
FUTURE OF STATEWIDE TRANSPORTATION PLANNING: OVERVIEW

Transportation Research Record, Issue 1243, p. 1-3

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1989
TRANSPORTATION-NETWORK DESIGN PROBLEM: APPLICATION OF A HIERARCHICAL SEARCH ALGORITHM

Transportation Research Record, Issue 1251, p. 24-34

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1989
METHOD FOR DETERMINING OPTIMAL BLADING FREQUENCY OF UNPAVED ROADS

Transportation Research Record, Issue 1252, p. 21-32

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1989
EVALUATION OF UNMANNED RADAR INSTALLATIONS

Transportation Research Record, Issue 1244, p. 7-16

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1989
EVALUATION OF TWO ACTIVE TRAFFIC CONTROL DEVICES FOR USE AT RAILROAD-HIGHWAY GRADE CROSSINGS

Transportation Research Record, Issue 1244, p. 52-62

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1989
MAJOR ROAD ACCIDENT REDUCTION BY ILLUMINATION

Transportation Research Record, Issue 1247, p. 32-38

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1989
IMPACTS OF THE TRUCKING INDUSTRY DEREGULATION ON SHIPPERS' PREFERENCES

Transportation Research Record, Issue 1249, p. 1-4

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1989
METHODOLOGY FOR EVALUATION OF TRUCK WEIGHT REGULATION ENFORCEMENT PROGRAMS

Transportation Research Record, Issue 1249, p. 16-17

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1989
SYSTEM-OPTIMAL TRIP SCHEDULING AND ROUTING IN COMMUTING NETWORKS

Transportation Research Record, Issue 1251, p. 54-65

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1989
COMPARATIVE FIELD STUDY OF THE OPERATIONAL CHARACTERISTICS OF CALCIUM MAGNESIUM ACETATE AND ROCK SALT

Transportation Research Record, Issue 1246, p. 18-26

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1989
STREETLIGHTING RESEARCH NEEDS OF U.S. UTILITIES

Transportation Research Record, Issue 1247, p. 79-88

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1989
FIELD DEICING COMPARISON OF CALCIUM MAGNESIUM ACETATE AND SALT DURING 1987-1988 IN WISCONSIN

Transportation Research Record, Issue 1246, p. 39-48

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1989
EVALUATION OF NEW PASSING ZONE GORE DESIGN

Transportation Research Record, Issue 1239, p. 41-53

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Showing 12201 - 12225 of 15000 records