Source: RMC Research & Education Foundation, Alexandria, Va. The RMC Foundation’s Guide to Concrete Overlays of Asphalt Parking Lots, Second Edition builds on the original document with more project case studies, new information on the use of microfibers and laser screed technologies, plus updated reference documentation and a simplified approach to identifying the best overlay candidates. The National Concrete Pavement…
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Performance underpins AASHTO provisional standard for pavement mixtures
Sources: National Ready Mixed Concrete Association, Silver Spring, Md.; American Association of State Highway and Transportation Officials, Washington, D.C.; CP staff
Iowa State University-hosted National Concrete Pavement Technology Center and research partners have secured AASHTO Subcommittee on Materials approval of “Performance Engineered Mixtures for Concrete Pavements,” a provisional standard offering alternatives to prescriptive specifications. Transportation agencies and industry stakeholders will join a five-year Federal Highway Administration pooled-fund program to implement concepts in the standard.
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