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Macro–Micro Testing and Molecular Simulation on the Aging Mechanism and Behavior of SBS-Modified High Viscosity Asphalt
Publisher: ASCE
Abstract: In this paper, the thermal oxygen aging test was conducted on the styrene-butadiene-styrene block copolymer (SBS) type high viscosity modifier (HVM), and the appearance, solubility, functional groups, and molecular weight ...
Evaluation of Cracking Resistance of High Modulus Asphalt Mixture Containing Reclaimed Asphalt Pavement
Publisher: ASCE
Abstract: The cracking resistance of a high modulus asphalt mixture (HMAM) containing reclaimed asphalt pavement (RAP) was studied in this paper. Asphalt binder #30 and a high modulus additive were used to prepare HMAM containing ...
Evaluation of Reclaimed Asphalt Pavement Binder Rejuvenating Behavior during Hot In-Place Recycling
Publisher: ASCE
Abstract: In this paper, a micro-macro evaluation method of rejuvenator diffusion extent into aged asphalt in hot in-place recycling was put forward considering the cooling process of the recycled layer after paving. The material ...
Permittivity Heterogeneity Influence of Multiphase Pavement Materials on Ground-Penetrating Radar Detection Results: A Study Based on Probability Distribution
Publisher: American Society of Civil Engineers
Abstract: For ground-penetrating radar (GPR) detection, multiphase heterogeneous pavement models were built and on-site detections were conducted. The statistic distribution rules of relative permittivity in pavement materials ...