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Laboratory Evaluation on Resilient Modulus and Rate Dependencies of RAP Used as Unbound Base Material
Publisher: American Society of Civil Engineers
Abstract: Laboratory tests were conducted to evaluate the resilient modulus and rate dependencies of unbound reclaimed asphalt pavement (RAP), crushed limestone, and crushed gravel prepared with the same gradation and equivalent ...
Evaluation of Effectiveness and Cost-Effectiveness of Asphalt Pavement Rehabilitations Utilizing LTPP Data
Publisher: American Society of Civil Engineers
Abstract: This paper analyzed the effectiveness and cost-effectiveness of several asphalt pavement rehabilitations by investigating the long-term pavement performance (LTPP) database. The multiple regression method was employed to ...
Development of an Innovative Uniaxial Compression Test to Evaluate Permanent Deformation of Asphalt Mixtures
Publisher: American Society of Civil Engineers
Abstract: An innovative uniaxial compression test, capable of simulating the confinement and temperature condition in actual pavement, was developed in this study to evaluate the deformation of asphalt mixtures. Small-diameter loading ...
Laboratory Evaluation of Utilizing Waste Heavy Clay and Foundry Sand Blends as Construction Materials
Publisher: American Society of Civil Engineers
Abstract: This paper presents a study in which the feasibility of utilizing two industrial wastes, a heavy clay material from the automotive industry and a waste foundry sand from the metallurgical industry, as construction materials ...
Calibration and Application of Treatment Performance Models in a Pavement Management System in Tennessee
Publisher: American Society of Civil Engineers
Abstract: The usage of locally calibrated performance models and other related parameters is necessary in order to utilize the pavement management system (PMS) for maintenance strategy decision-making. In this study, the performance ...
Statistical Analyses of Field Serviceability of Throw-and-Roll Pothole Patches
Publisher: American Society of Civil Engineers
Abstract: In order to evaluate the effectiveness of different pothole patching methods and materials, it is necessary to conduct a long-term field survey of patches installed at different environmental and traffic conditions. The ...
Performance Evaluation of Asphalt Pavement Resurfacing Treatments Using Structural Equation Modeling
Publisher: ASCE
Abstract: The structural equation modeling (SEM) method was used to evaluate the performance of pavement resurfacing treatments. The pavement performance was regarded as a latent variable that cannot be directly observed, pavement ...
Three-Stage Evolution of Air Voids and Deformation of Porous-Asphalt Mixtures in High-Temperature Permanent Deformation
Publisher: ASCE
Abstract: The objective of this paper was to investigate the evolution of air voids (AV) and deformation and the failure mechanism of porous asphalt (PA) mixtures under high temperatures. An advanced repeated loading permanent ...
Development of a Turpentine Cutback Asphalt Mixture for Porous Pavement Pothole Repair
Publisher: ASCE
Abstract: Pothole repair for porous pavements requires the patching mixture to have sufficient connected air voids, high strength, low moisture susceptibility, and high abrasion resistance. In this study, a cold patch asphalt mixture ...
Material Properties of Porous Asphalt Pavement Cold Patch Mixtures with Different Solvents
Publisher: ASCE
Abstract: This laboratory study investigated the performance of open-gradation cold patch asphalt mixtures using two new solvents, mineral spirit and isoamyl acetate, for patching potholes in porous pavements. Mineral spirit and ...