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1968
ORIENTATION AND TRANSIT SYSTEMS

Highway Research Record, Issue 251, pp 69-77

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1967-08
FACTORS INFLUENCING SAFETY AT HIGHWAY-RAIL GRADE CROSSINGS

NCHRP Report, Issue 50, 113 p.

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1967
Accident Reduction Through Channelization of Complex Intersections

Highway Research Board Special Report, Issue 93, pp 160-165

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1967
Signal Modernization

Highway Research Board Special Report, Issue 93, pp 96-113

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1967
Pavement Markings

Highway Research Board Special Report, Issue 93, pp 47-60

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1967
Traffic Signs

Highway Research Board Special Report, Issue 93, pp 37-46

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1967
Guardrails, barriers and sign supports

Highway Research Record, Issue 174, 206p

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1967
Aspects of traffic control devices

Highway Research Record, Issue 211, 75p

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1967
Traffic control devices

Highway Research Record, Issue 170, 96p

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1967
Night visibility

Highway Research Record, Issue 164, 37p

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1967
Geometric design, barrier rails and sign supports

Highway Research Record, Issue 152, 124p

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1967
VEHICLE SPRAY PATTERN STUDY

Highway Research Record, Issue 179, pp 38-52

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1967
LUMINANCE REQUIREMENTS FOR ILLUMINATED SIGNS

Highway Research Record, Issue 179, pp 16-37

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1967
BREAK-AWAY COMPONENTS PRODUCE SAFER ROADSIDE SIGNS

Highway Research Record, Issue 174, pp 1-29

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1967
SIGN BACKGROUNDS AND ANGULAR POSITION

Highway Research Record, Issue 170, pp 82-96

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1967
VOLUME WARRANTS FOR LEFT-TURN STORAGE LANES AT UNSIGNALIZED GRADE INTERSECTIONS

Highway Research Record, Issue 211, pp 1-18

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1967
EFFECT OF RUMBLE STRIPS AT RURAL STOP LOCATIONS ON TRAFFIC OPERATION

Highway Research Record, Issue 170, pp 35-55

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1967
MOTORISTS REACTIONS TO SIGNING ON A BELTWAY' DISCUSSION

Highway Research Record, Issue 170, pp 1-34

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1967
PEAK PERIOD ANALYSIS AND CONTROL OF A FREEWAY SYSTEM /WITH DISCUSSION/

Highway Research Record, Issue 157, pp 1-21

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1967
SAFETY CONSIDERATIONS IN MEDIAN DESIGN

Highway Research Record, Issue 162, pp 1-29

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1967
EFFECT OF SIGN POSITION AND BRIGHTNESS ON SEEING SIMULATED HIGHWAY SIGNS

Highway Research Record, Issue 164, pp 29-37

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1967
TRAFFIC SAFETY AND THE HIGHWAY ENGINEER

Highway Research News, Issue 26, Pp46-49

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1967
FINAL REPORT ON LONG-TERM LOAD TESTS ON CYLINDRICAL CONCRETE FOUNDATIONS FOR OVERHEAD SIGN SUPPORTS

Highway Research Record, Issue 152, pp 120-124

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1967
EFFECT OF CONTROL DEVICES ON TRAFFIC OPERATIONS

NCHRP Report, Issue 41

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1967
IMPROVED STREET UTILIZATION THROUGH TRAFFIC ENGINEERING

Highway Research Board Special Report, Issue 93, 234p

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Showing 1651 - 1675 of 1801 records