Rutting performance of asphalt pavements

dc.contributor.advisorSchwartz, Charlesen_US
dc.contributor.authorFarzaneh, Azadehen_US
dc.contributor.departmentCivil Engineeringen_US
dc.contributor.publisherDigital Repository at the University of Marylanden_US
dc.contributor.publisherUniversity of Maryland (College Park, Md.)en_US
dc.date.accessioned2016-09-07T05:32:28Z
dc.date.available2016-09-07T05:32:28Z
dc.date.issued2016en_US
dc.description.abstractCold in-place recycling (CIR) and cold central plant recycling (CCPR) of asphalt concrete (AC) and/or full-depth reclamation (FDR) of AC and aggregate base are faster and less costly rehabilitation alternatives to conventional reconstruction for structurally distressed pavements. This study examines 26 different rehabilitation projects across the USA and Canada. Field cores from these projects were tested for dynamic modulus and repeated load permanent deformation. These structural characteristics are compared to reference values for hot mix asphalt (HMA). A rutting sensitivity analysis was performed on two rehabilitation scenarios with recycled and conventional HMA structural overlays in different climatic conditions using the Mechanistic Empirical Pavement Design (MEPDG). The cold-recycled scenarios exhibited performance similar to that of HMA overlays for most cases. The exceptions were the cases with thin HMA wearing courses and/or very poor cold-recycled material quality. The overall conclusion is that properly designed CIR/FDR/CCPR cold-recycled materials are a viable alternative to virgin HMA materials.en_US
dc.identifierhttps://doi.org/10.13016/M2180Q
dc.identifier.urihttp://hdl.handle.net/1903/18643
dc.language.isoenen_US
dc.subject.pqcontrolledCivil engineeringen_US
dc.subject.pquncontrolledAsphalten_US
dc.subject.pquncontrolledcold recycleden_US
dc.subject.pquncontrolledPavementen_US
dc.subject.pquncontrolledpermanent deformationen_US
dc.subject.pquncontrolledRuttingen_US
dc.subject.pquncontrolledStructural propertiesen_US
dc.titleRutting performance of asphalt pavementsen_US
dc.typeThesisen_US

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