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1997
DRIVER AGE AS A FACTOR IN COMPREHENSION OF LEFT-TURN SIGNALS

Transportation Research Record, Issue 1573, p. 76-85

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1996
CONSIDERATION OF 24-HR VOLUMES IN SELECTION OF TRAFFIC SIGNAL CONTROL STRATEGIES FOR ISOLATED INTERSECTIONS

Transportation Research Record, Issue 1553, p. 18-27

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1996
SIMULATOR EVALUATION OF GREEN AND FLASHING AMBER SIGNAL PHASING

Transportation Research Record, Issue 1550, p. 23-29

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1995
COMPARATIVE STUDY OF ADVANCE WARNING SIGNS AT HIGH SPEED SIGNALIZED INTERSECTIONS

Transportation Research Record, Issue 1495, p. 28-35

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1993
Traffic control devices, visibility, and traffic signal systems

Transportation Research Record, Issue 1421, 112p

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1993
ANALYSIS OF FLASHING SIGNAL OPERATION

Transportation Research Record, Issue 1421, p. 21-29

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1993
SAFETY IMPROVEMENTS AT INTERSECTIONS ON RURAL EXPRESSWAYS: A SURVEY OF STATE DEPARTMENTS OF TRANSPORTATION

Transportation Research Record, Issue 1385, p. 41-47

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1992
Traffic control devices and highway visibility

Transportation Research Record, Issue 1368, 73p

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1992
EVALUATION OF HIGH-SPEED ISOLATED SIGNALIZED INTERSECTIONS IN CALIFORNIA (WITH DISCUSSION AND CLOSURE)

Transportation Research Record, Issue 1376, p. 45-56

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1992
ISSUES IN FLASHING OPERATION FOR MALFUNCTIONING TRAFFIC SIGNALS

Transportation Research Record, Issue 1368, p. 27-30

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1991-09
CLOSED TRACK MAINTENANCE WORK ZONE SAFETY DEVICES

VTI Rapport, v.p.

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1991
MEASURING EFFECTS OF VARIABLE MESSAGE SIGNING ON ROUTE-CHOICE AND DRIVING BEHAVIOUR

VTI Rapport, p. 76-84

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1990-12
SERVICE VEHICLE LIGHTING AND TRAFFIC CONTROL SYSTEMS FOR SHORT-TERM AND MOVING OPERATIONS

NCHRP Report, Issue 337, 62 p.

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1990
EVALUATION OF CONSTANT WARNING TIMES USING TRAIN PREDICTORS AT A GRADE CROSSING WITH FLASHING LIGHT SIGNALS

Transportation Research Record, Issue 1254, p. 60-71

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1990
ASSESSMENT OF WARNING TIME NEEDS AT RAILROAD-HIGHWAY GRADE CROSSINGS WITH ACTIVE TRAFFIC CONTROL

Transportation Research Record, Issue 1254, p. 72-84

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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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1987
ANALYSIS OF RAILROAD-HIGHWAY CROSSING ACTIVE ADVANCE WARNING DEVICES

Transportation Research Record, Issue 1114, pp 141-151

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1987
A METHOD OF CALCULATING THE EFFECTIVE INTENSITY OF MULTIPLE-FLICK FLASHTUBE SIGNALS

Transportation Research Record, Issue 1111, pp 71-79

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1986
EFFECTIVENESS OF FLASHING BEACONS IN REDUCING ACCIDENTS AT A HAZARDOUS RURAL CURVE (ABRIDGMENT)

Transportation Research Record, Issue 1069, pp 80-82

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1986
ACCIDENT EXPERIENCE OF FLASHING TRAFFIC SIGNAL OPERATION IN PORTLAND, OREGON

Transportation Research Record, Issue 1069, pp 24-29

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1985
FURTHER INVESTIGATION OF THE EFFECTIVENESS OF WARNING DEVICES AT RAIL-HIGHWAY GRADE CROSSINGS

Transportation Research Record, Issue 1010, pp 94-101

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1985
ACTIVE ADVANCE WARNING SIGNS AT HIGH-SPEED SIGNALIZED INTERSECTIONS: A SURVEY OF PRACTICE (ABRIDGMENT)

Transportation Research Record, Issue 1010, pp 62-64

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1985
EVALUATION OF FREEWAY CRASH CUSHION DELINEATION TREATMENTS (ABRIDGMENT)

Transportation Research Record, Issue 1027, pp 14-19

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1984
FLASHING SIGNAL ACCIDENT EVALUATION (ABRIDGMENT) (DISCUSSION, CLOSURE)

Transportation Research Record, Issue 956, pp 25-29

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1984
TRAFFIC CONTROL DEVICES AND GRADE CROSSINGS

Transportation Research Record, Issue 956, 40p

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Showing 151 - 175 of 210 records