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Ahmed Abouelsaad, Greg White and Ali Jamshidi
Asphalt mixtures age during service in the field, primarily as the result of chemical changes in the bituminous binder phase. The ageing phenomenon changes the properties of the asphalt mixture, including the stiffness modulus, the resistance to deformat...
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Hamza Alkuime, Emad Kassem, Khaled A. Alshraiedeh, Manaf Bustanji, Ahmad Aleih and Fawzi Abukhamseh
This study aims to develop a framework to incorporate Waste Cooking Oil (WCO) into asphalt mixtures. Such a framework utilizes a Balanced Mix Design (BMD) approach to ensure adequate resistance to cracking and rutting. Transportation agencies can use the...
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Zaid Hazim Al-Saffar, Heja Ghazi Mohamed Hasan and Salam Ridha Oleiwi Aletba
This research addresses the significant challenge posed by early water damage in highway asphalt pavement, a critical concern affecting pavement service performance. To counteract this issue, the utilization of anti-stripping agents in asphalt is explore...
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Yonghai He, Songtao Lv, Nasi Xie, Huilin Meng, Wei Lei, Changyu Pu, Huabao Ma, Ziyang Wang, Guozhi Zheng and Xinghai Peng
This study addressed the complex problems of selecting a constitutive model to objectively characterize asphalt mixtures and accurately determine their viscoelastic properties, which are influenced by numerous variables. Inaccuracies in model or paramete...
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Song Li, Xingxing Shi, Chundi Si, Binshuo Bao and Mengmeng Hu
The performance of an asphalt mixture is significantly affected by the properties of its asphalt mortar, which consists of an asphalt binder, mineral fillers, fine aggregates and air voids. The aim of this work was to evaluate the correlations between th...
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Jinxi Zhang, Weiqi Zhou, Dandan Cao and Jia Zhang
The generalized Maxwell (GM) constitutive model has been widely applied to characterize the viscoelastic properties of asphalt mixtures. The parameters (Prony series) of the GM are usually obtained via interconversion between a dynamic modulus and relaxa...
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Chuanxi Luo, Duanyi Wang, Jian Li and Jun He
This study focuses on unknown crystal precipitates from an asphalt mixture used in bridge deck pavement layers. X-ray fluorescence spectroscopy was used to analyze the composition and source of crystals in the asphalt mixture used in bridge deck pavement...
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Xiaoyuan Zhang, Yunfei Ma, Zongkai Zhu, Jingyi Xu, Yu Zhang and Boming Tang
At present, tuff aggregates as asphalt pavement mixtures have insufficient water damage resistance; hence, modifying and evaluating the related properties of tuff asphalt mixtures are necessary. In this study, cement and a liquid antistripping agent were...
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Caroline F. N. Moura, Joel R. M. Oliveira, Hugo M. R. D. Silva, Carlos A. O. F. Palha and Cesare Sangiorgi
Microsurfacing asphalt mixtures are a preventive maintenance technology comprising the application of a slurry (produced with a modified asphalt emulsion), aggregate, filler, and water on top of an existing pavement at ambient temperature. Although it is...
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Sang-Yum Lee, Young-Min Kim and Tri Ho Minh Le
The application of recycled asphalt pavement (RAP) on a large scale is highly promoted to meet the current needs of carbon neutrality and sustainable development purposes. However, a majority of RAP mixture productions are currently relying on the restor...
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