Providing good pavement marking performance is an essential component of the transportation system. According to Tom Welch, state safety engineer for the Iowa Department of Transportation (DOT), “Every older driver forum has included a consistent demand for brighter and more durable pavement markings.” This paper summarizes some management tools developed for Iowa DOT as part of a pavement marking management system (PMMS). A summary of how retroreflectivity data are used statewide in managing pavement marking performance is provided as well as a discussion of how the PMMS was integrated with other infrastructure management resources for Iowa DOT.
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References
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Manual on Uniform Traffic Control Devices, Millennium Edition. FHWA, U.S. Department of Transportation, 2003.
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MigletzJ., and GrahamJ.. NCHRP Synthesis 306: Long-Term Pavement Marking Practices.Transportation Research Board of the National Academies, Washington, D.C., 2002.
