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Resin Modified Pavement Demonstration Project.pdf

Resin Modified Pavement Demonstration Project.pdf

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1 Executive SummaryDescription<strong>Resin</strong> modified pavement (RMP) is a composite pavement surfacing that usesa unique combination of asphalt concrete (AC) and portland cementconcrete (PCC) materials in the same layer. The RMP material is generallydescribed as an open-graded asphalt concrete mixture containing 25- to35-percent voids which are filled with a resin modified portland cement grout.The open-graded asphalt mixture and resin modified cement grout are producedand placed separately. The open-graded mixture is produced in a typicalasphalt concrete plant and placed with standard asphalt paving equipment.After the open-graded layer has cooled, the slurry grout is poured onto theporous surfacing and vibrated into the internal voids. The RMP layer is typically50 mm (2 in.) thick and has a surface appearance similar to a roughtexturedPCC.ApplicationsThe RMP process is applicable to new pavement construction as well as rehabilitationof existing pavement structures. A new RMP layer may beG - 6

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