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1971-05
PROPOSED LEGISLATION TO AUTHORIZE JOINT DEVELOPMENT OF HIGHWAY RIGHTS-OF-WAY

NCHRP Research Results Digest, Issue 31, 12 p.

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1971-02
RESULTS OF THE 1970 QUESTIONNAIRE ON HIGHWAY APPLICATIONS OF NUCLEAR TECHNIQUES

Highway Research Circular, Issue 121, 5p

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1971-01
IDEAS & ACTIONS: A HISTORY OF THE HIGHWAY RESEARCH BOARD 1920-1970

243p

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1971-01
IMPROVED CRITERIA FOR TIMING TRAFFIC SIGNAL SYSTEMS IN URBAN NETWORKS

NCHRP Research Results Digest, Issue 26, 3 p.

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1971
Federal Highway Administration

Highway Research Board Special Report, Issue 126, pp 191-192

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1971
In Situ Materials Variability

Highway Research Board Special Report, Issue 126, pp 180-188

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1971
Damage and Distress in Highway Pavements

Highway Research Board Special Report, Issue 126, pp 114-139

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1971
Aerial surveys and photogrammetry

Highway Research Record, Issue 375, 39p

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1971
Accomplishments in freeway operations

Highway Research Record, Issue 368, 39p

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1971
Traffic control and driver information

Highway Research Record, Issue 366, 132p

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1971
Operational improvements for freeways

Highway Research Record, Issue 363, 59p

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1971
Maintenance operations and applied systems engineering

Highway Research Record, Issue 359, 63p

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1971
Communications and emergency services

Highway Research Record, Issue 358, 49p

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1971
Vehicle characteristics

Highway Research Record, Issue 344, 44p

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1971
HIGHWAY NOISE: A DESIGN GUIDE FOR HIGHWAY ENGINEERS

NCHRP Report, Issue 117, 79 p

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1971
NORTHWAY EMERGENCY TELEPHONE SYSTEM

Highway Research Record, Issue 358, pp 48-49

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1971
GROOVING PATTERN STUDIES IN CALIFORNIA

Highway Research Record, Issue 376, pp 63-64

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1971
STATUS OF SKID MANAGEMENT PROGRAM IN TEXAS

Highway Research Record, Issue 376, p 65

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1971
CORRECTIVE PROGRAMS FOR IMPROVING SKID RESISTANCE

Highway Research Record, Issue 376, pp 54-58

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1971
SPOTTING SKID-PRONE SITES ON WEST VIRGINIA HIGHWAYS

Highway Research Record, Issue 376, pp 85-96

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1971
SPRAY GRIP ANTI-SKID SURFACING MATERIALS

Highway Research Record, Issue 376, pp 61-62

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1971
AN EXPERIMENTAL INVESTIGATION OF HIGHWAY SURVEYING AND MAPPING CONTROL EXTENSION BY TRILATERATION AND CONVENTIONAL TRAVERSE

Highway Research Record, Issue 375, p. 15-27

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1971
THE VISUAL ENVIRONMENT: ITS EFFECTS ON TRAFFIC FLOW

Highway Research Record, Issue 377, p. 131-148

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1971
THE USE OF AN IMPACT ROLLER IN COMPACTING A COLLASPING SAND SUBGRADE FOR A FREEWAY

Highway Research Record, Issue 374, pp 21-28

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1971
PREDICTION OF THE BEHAVIOR OF ELASTOPLASTIC ROADS DURING REPEATED ROLLING USING THE MECHANO-LATTICE ANALOGY

Highway Research Record, Issue 374, pp 29-41

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Showing 4201 - 4225 of 5666 records