Pavement marking materials and markers: testing the relationship between retroreflectivity and safety
Geni Brafman Bahar, National Cooperative Highway Research Program, National Research Council (U.S.). Transportation Research Board
Transportation Research Board, 2006 - Health & Fitness - 6 pages
"This digest summarizes key findings from NCHRP Project 17-28, "Pavement marking materials and markers: safety impact and cost-effectiveness, conducted by iTRANS Consulting, Ltd. ... The full final report is available online as NCHRP Web-Only Document 92."
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300 crashes AASHTO approximately zero available online average retroreflectivity found Crash modification factor dataset daylight crashes daylight hours digest driver adaptation effect of 1.05 effect of pavement effect of retroreflectivity found on NTPEP Hauer ings and markers iTRANS Consulting joint effect levels of retroreflectivity locations is approximately marker retroreflectivity markers on state-maintained marking bright marking management system marking material types marking or marker markings and markers markings during non-daylight materials and markers ment markings NATIONAL ACADEMIES NCHRP Web-Only Document non-daylight conditions non-daylight hours non-intersection locations non-intersection road segments NTPEP test decks null hypothesis number of crashes number of non-daylight old markings online as NCHRP pavement marking management PAVEMENT MARKING MATERIALS retro retroreflectivity and driver RETROREFLECTIVITY AND SAFETY retroreflectivity markings retroreflectivity models retroreflectivity of markings retroreflectivity of pavement retroreflectivity ranges road types row of Table Safety effect multipliers safety impact seasonal effect sight detection distance Transportation Research Board UNIVERSITY OF MICHIGAN