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1961
EFFECT OF SPEED LIMIT SIGNS ON SPEED ON SUBURBAN ARTERIAL STREETS

Highway Research Board Bulletin, Issue 303

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1961
TRAFFIC ENGINEERING: A LEGAL ANALYSIS

Highway Research Board Special Report, Issue 64

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1961
DEVELOPMENT OF AN AUTOMATIC TRAFFIC FLOW MONITOR AND CONTROL SYSTEM

Highway Research Board Bulletin, Issue 291, 25p

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1961
HIGHWAY SIGN STUDIES - VIRGINIA 1960

Highway Research Board Proceedings, Volume 40

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1960
Sign supports: foundation design

Highway Research Board Bulletin, Issue 247, 35p

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1960
Effects of traffic control devices

Highway Research Board Bulletin, Issue 244, 97p

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1960
A DEVICE FOR EVALUATING HORIZONTAL SOIL RESISTANCE FOR OVERHEAD SIGN SUPPORTS

Highway Research Board Bulletin, Issue 247

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1960
TESTS OF TILTING MOMENT RESISTANCE OF CYLINDRICAL REINFORCED CONCRETE FOUNDATIONS FOR OVERHEAD SIGN SUPPORTS

Highway Research Board Bulletin, Issue 247

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1960
FOUNDATIONS TO RESIST TILTING MOMENTS IMPOSED ON UPRIGHT CANTILEVERS SUPPORTING HIGHWAY SIGNS

Highway Research Board Bulletin, Issue 247

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1960
SOME PRINCIPLES OF FREEWAY DIRECTIONAL SIGNING BASED ON MOTORISTS' EXPERIENCE

Highway Research Board Bulletin, Issue 244, 58p

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1960
UNIFIED REFLECTIVE SIGN, PAVEMENT AND DELINEATION TREATMENTS FOR NIGHT TRAFFIC GUIDANCE

Highway Research Board Bulletin, Issue 255

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1960
SOME FACTORS AFFECTING DRIVER EFFICIENCY AT NIGHT

Highway Research Board Bulletin, Issue 255

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1960
CONTROL OF ROADSIDE DEVELOPMENT IN ONTARIO

Highway Research Board Bulletin, Issue 273, 11p

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1960
ROADSIDE DESIGN FOR SAFETY

Highway Research Board Proceedings, Volume 39, p. 120-156

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1960
EFFECT OF SHOCK WAVES ON TUNNEL TRAFFIC FLOW

Highway Research Board Proceedings, Volume 39

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1959
SURFACE-MOUNTED LIGHTS ON ROADWAYS FOR GUIDANCE

Highway Research Board Bulletin, Issue 226, 11p

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1958
Night visibility, 1958

Highway Research Board Bulletin, Issue 191, 64p

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1958
WARNING SIGNS OF PAVEMENT DISTRESS

Highway Research Board Bulletin, Issue 187, 5p

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1958
NIGHT LEGIBILITY DISTANCES OF HIGHWAY SIGNS.

Highway Research Board Bulletin, Issue 191, 8p

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1957-10
THE RELATION BETWEEN BEAD SIZE, BEAD EMBEDMENT, AND BINDER FILM THICKNESS

Highway Research Abstracts

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1957
Night visibility, 1956

Highway Research Board Bulletin, Issue 146, 82p

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1957
DESIGN OF SHOULDERS TO PROVIDE SAFER WINTER TRAVEL

Highway Research Board Bulletin, Issue 151, 1p

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1957
SIGN BRIGHTNESS IN RELATION TO POSITION, DISTANCE, AND REFLECTORIZATION

Highway Research Board Bulletin, Issue 146, 32p

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1957
DRIVER OBEDIENCE TO STOP AND SLOW SIGNS

Highway Research Board Bulletin, Issue 161

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1957
A METHOD OF INVESTIGATING HIGHWAY TRAFFIC ACCIDENTS

Highway Research Board Bulletin, Issue 161, 18p

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of 73 pages    

Showing 1726 - 1750 of 1801 records