Besides monitoring existing markings for maintenance management plans, ARA has performed MRU data collection and analysis for assisting transportation agencies with enforcing minimum initial retroreflectivity specifications. This foresight not only increases roadway safety but also allows for better fiscal preparedness. Having an accurate and accessible pavement marking inventory can improve understanding of existing markings and promote a proactive maintenance plan. Retroerflectivity is a measurement of the amount of light from a vehicle’s headlights that reflects off of a pavement marking and back to the driver’s eyes (i.e. Customers we have served include the Illinois, Florida, Missouri, Michigan, Arizona, and West Virginia state DOTs the Illinois State Toll Highway Authority and the cities of Chicago and Washington D.C.ĪRA has over 10 years of experience developing or maintaining pavement marking management systems with the use of a mobile retroreflectometer unit (MRU). Our professionals are nationally recognized experts in lane demarcation and have over 15 years of experience in providing pavement marking services.
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