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1999
VISIBILITY OF ROAD MARKINGS AS A FUNCTION OF AGE, RETROREFLECTIVITY UNDER LOW-BEAM AND HIGH-BEAM ILLUMINATION AT NIGHT

Transportation Research Record, Issue 1692, p. 152-163

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1999
PERFORMANCE COMPARISON OF THREE FREEWAY GUIDE SIGN ALPHABETS

Transportation Research Record, Issue 1692, p. 9-16

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1999
FIELD SURVEYS OF PAVEMENT-MARKING RETROREFLECTIVITY

Transportation Research Record, Issue 1657, p. 71-78

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1998
IMPACTS OF MAINTAINING TRAFFIC SIGNS WITHIN MINIMUM RETROREFLECTIVITY GUIDELINES

Transportation Research Record, Issue 1650, p. 19-27

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1997-09
RESEARCH PAYS OFF: MICHIGAN DOT REFLECTS ON SIGNS

TR News, Issue 192, p. 24-25

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1997
VISIBILITY OF NEW CENTERLINE AND EDGE LINE PAVEMENT MARKINGS

Transportation Research Record, Issue 1605, p. 49-61

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1997
MINIMUM LUMINANCE OF HIGHWAY SIGNS REQUIRED BY OLDER DRIVERS

Transportation Research Record, Issue 1573, p. 91-98

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1997
PAINT-LINE RETROREFLECTIVITY OVER TIME

Transportation Research Record, Issue 1585, p. 53-63

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1996
VISIBILITY OF NEW DASHED YELLOW AND WHITE CENTER STRIPES AS FUNCTION OF MATERIAL RETROREFLECTIVITY

Transportation Research Record, Issue 1553, p. 73-80

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1996
PAVEMENT MARKING RETROREFLECTIVITY REQUIREMENTS FOR OLDER DRIVERS

Transportation Research Record, Issue 1529, p. 65-70

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1995
Traffic control devices, visibility, and railroad grade crossings

Transportation Research Record, Issue 1495, 170p

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1995
EVALUATION OF PROPOSED MINIMUM RETROREFLECTIVITY REQUIREMENTS FOR TRAFFIC SIGNS

Transportation Research Record, Issue 1495, p. 57-67

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1995
DETECTABILITY OF PAVEMENT MARKINGS UNDER STATIONARY AND DYNAMIC CONDITIONS AS A FUNCTION OF RETROREFLECTIVE BRIGHTNESS

Transportation Research Record, Issue 1495, p. 68-76

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1995
YELLOW PAVEMENT MARKINGS WITH YELLOW NIGHTTIME COLOR

Transportation Research Record, Issue 1495, p. 147-155

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1994
Traffic signing, signals, and visibility

Transportation Research Record, Issue 1456, 145p

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1994
PROPOSAL FOR STANDARD U.S. HEADLAMP BEAM PATTERN FOR EVALUATION OF RETROREFLECTION

Transportation Research Record, Issue 1456, p. 91-98

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1993
Traffic control devices, visibility, and traffic signal systems

Transportation Research Record, Issue 1421, 112p

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1993
DURABLE FLUORESCENT MATERIALS FOR THE WORK ZONE

Transportation Research Record, Issue 1409, p. 62-68

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1993
CORRELATION OF THE NIGHTTIME VISIBILITY OF PAVEMENT MARKING TAPES WITH PHOTOMETRIC MEASUREMENT

Transportation Research Record, Issue 1409, p. 69-75

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1992-04
IMPLEMENTATION STRATEGIES FOR SIGN RETROREFLECTIVITY STANDARDS

NCHRP Report, Issue 346, 50 p.

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1991
RESEARCH ON THE END OF LIFE FOR RETROREFLECTIVE MATERIALS: A PROGRESS REPORT

Transportation Research Record, Issue 1316, p. 13-17

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1991
RETROREFLECTIVITY REQUIREMENTS FOR PAVEMENT MARKINGS

Transportation Research Record, Issue 1316, p. 18-23

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1989
EFFECTS OF MISAIMED LOW BEAMS AND HIGH BEAMS ON VISUAL DETECTION OF REFLECTORIZED TARGETS AT NIGHT

Transportation Research Record, Issue 1247, p. 1-11

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1989
COLOR APPEARANCE OF TRAFFIC CONTROL DEVICES UNDER DIFFERENT ILLUMINANTS

Transportation Research Record, Issue 1247, p. 23-31

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1989
MINIMUM PHOTOMETRIC PROPERTIES OF RETROREFLECTIVE SIGNING MATERIALS

Transportation Research Record, Issue 1247, p. 56-68

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Showing 201 - 225 of 231 records