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RISMultiscale Finite-Element Analysis of Damage Behavior of Curved Ramp Bridge Deck Pavement Considering Tire–Bridge Interaction Effect
Publisher: American Society of Civil Engineers
Abstract: The present study developed a three-dimensional (3D) multiscale modeling approach to investigate the mesoscale damage behavior of curved ramp bridge deck pavement subjected to tire loading. First, a full-scale tire–bridge ...
Evaluation of Rejuvenated Aged-Asphalt Binder by Waste-Cooking Oil with Secondary Aging Considered
Publisher: ASCE
Abstract: Waste-cooking oil (WCO) has received significant attention regarding rejuvenating aged-asphalt binder (AB) in recent years. Most current studies focused on whether the performance of WCO rejuvenated aged-asphalt binder ...
Gradient Boosted Models for Enhancing Fatigue Cracking Prediction in Mechanistic-Empirical Pavement Design Guide
Publisher: American Society of Civil Engineers
Abstract: This study developed a gradient boosted model (GBM) to enhance the fatigue cracking predictive performance of transfer functions in the mechanistic-empirical pavement design guide (MEPDG). Two transfer functions, respectively, ...
Gradient Boosted Models for Enhancing Fatigue Cracking Prediction in Mechanistic-Empirical Pavement Design Guide
Publisher: American Society of Civil Engineers
Abstract: This study developed a gradient boosted model (GBM) to enhance the fatigue cracking predictive performance of transfer functions in the mechanistic-empirical pavement design guide (MEPDG). Two transfer functions, respectively, ...
Fast 3D Voronoi and Voxel–Based Mesostructure Modeling Method for Asphalt Concrete
Publisher: ASCE
Abstract: A fast three-dimensional (3D) Voronoi and voxel based mesostructure modeling method was proposed for asphalt concrete. This method combine the advantages of the Voronoi diagram, voxel meshing, and take-and-place techniques ...
Three-Dimensional Mesomechanical Complex Modulus Prediction for Asphalt Mortar Considering Conjunctive Shell Mechanism of Interface Transition Zones and Properties of Coarse Mastic
Publisher: American Society of Civil Engineers
Abstract: Asphalt mortar is a mixture of asphalt mastic and fine aggregates (<2.36 mm) in asphalt concrete. Accurately predicting the complex modulus of asphalt mortar is essential to further estimating asphalt concrete’s ...
Three-Dimensional Micromechanical Complex-Modulus Prediction of Asphalt Concrete Considering the Aggregate Interlocking Effect
Publisher: American Society of Civil Engineers
Abstract: The complex modulus (E*) is a fundamental material property extensively used for characterizing the viscoelastic behavior of asphalt concrete. In recent years, numerous micromechanics-based models have been proposed for ...
Characterization of Triaxial Stress State Linear Viscoelastic Behavior of Asphalt Concrete
Publisher: American Society of Civil Engineers
Abstract: The present study proposed a new method for characterizing linear viscoelastic (LVE) properties of asphalt concrete (AC) under triaxial loading conditions. The presented method adopted the relaxation spectrum model derived ...
Fracture Performance of Asphalt Concrete under Long-Term Vapor Exposure
Publisher: ASCE
Abstract: Long-term vapor exposure generates persistent moisture gradients across asphalt pavement sections, driving moisture diffusion into asphalt concrete (AC). Moisture in AC weakens the materials and exacerbates the action of ...
3D Mesomechanical Simulation–Based Approach to Determining Representative Volume Element of Asphalt Concrete
Publisher: ASCE
Abstract: This study proposes a three-dimensional (3D) mesomechanical simulation–based approach to determining the representative volume element (RVE) of asphalt concrete. In this approach, 3D mesostructures of asphalt concrete were ...