Journal of Highway and Transportation Research and Development (English Edition): Recent submissions
Now showing items 81-100 of 742
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Research on Adhesive Properties between Asphalt and Aggregates at High Temperature
(ASCE, 9/1/2020 1)In order to achieve a quantitative evaluation of adhesion from the microscopic point of view, based on the variation law of the contact angle in the process of asphalt spreading at the aggregate surface, an evaluation index ... -
Experimental Study on Static and Dynamic Compressive Resilient Modulus
(ASCE, 9/1/2020 1)To study the effect law of asphalt mixture composition design and static–dynamic test methods on resilient modulus, and consummate the design parameters of asphalt mixture, the laboratory tests on static–dynamic compression ... -
Research on the Influence Factors of Low-Temperature Crack Resistance of Semiflexible Pavement Materials Based on Freezing Test
(ASCE, 9/1/2020 1)To study the influence factors of low-temperature performance of semiflexible pavement materials, a freezing test was conducted, and the cracking temperature was used as the evaluation index to study the influence of asphalt ... -
Waveform and Frequency Spectrum Property of Ground-Penetrating Radar for Coarse-Grained Weak Sulfuric Acid Saline Soil Subgrade
(ASCE, 9/1/2020 1)To accurately obtain the waveform and spectral characteristics of saline soil subgrade, on the basis of the provincial highway widening project of Ruoqiang-Weili county in Sinkiang, the field detection of coarse-grained ... -
Performance Prediction of Highway Asphalt Pavement Based on IFA-SVM
(ASCE, 9/1/2020 1)To solve the problem of the low accuracy of the traditional qualitative method for highway asphalt pavement performance, a prediction model based on improved firefly algorithm (IFA)—support vector machine (SVM) is established ... -
Quantitative Analysis Investigation of the Water Stability of Asphalt Mixtures with Crushed Gravel Based on the Theory of Surface Free Energy
(ASCE, 9/1/2020 1)To quantitatively analyze and study the water stability of crushed gravel asphalt mixture by using surface energy theory, the surface energy parameters of crushed gravel samples at 20°C are tested by using the gas sorption ... -
Size Effect and Influence Factors of Asphalt Mixture Based on Particle Discrete Element
(ASCE, 9/1/2020 1)To explore the size effect of asphalt mixture, asphalt mastic asphalt mixture was taken as the research object, and the uniaxial compressive strength was used as the evaluation index. The applicability of the three size ... -
Multiple Linear Regression Model of Defensive Driving Technology and Driver Emotional Intelligence Improvement
(ASCE, 6/1/2020 1)In recent years, defensive driving technology has become an important research direction for road transport safety risk prevention and control. However, the research on defensive driving at home and abroad focuses on the ... -
Analysis on Road Traffic–Status Discrimination Results at Different Time Intervals
(ASCE, 6/1/2020 1)To estimate traffic status on an urban road accurately and determine the appropriate traffic-status evaluation interval, this research introduces a method based on the theory of set-pair analysis, and takes the number of ... -
Effect of Shield-Tunnel Excavation on Adjacent-Pile Foundation Based on Modified Cam-Clay Model
(ASCE, 6/1/2020 1)To ensure the safety of shield tunneling near pile foundation and reduce the disturbance of this phenomenon in an urban metro in the loess area of China, a three-dimensional finite-element analysis model of shield-tunneling ... -
Structural Health-Monitoring System Based on Multidimensional Coupling Self-Check and Remote-Control Strategy
(ASCE, 6/1/2020 1)The structural health-monitoring system for a large bridge is a huge intelligent and integrated information system. Thus, conferring it with a self-checking function through a remote control is an important and difficult ... -
Design and Analysis of Concrete-Filled Rectangular Steel Tubular Truss-Arch Composite Bridge Stiffened with PBL
(ASCE, 6/1/2020 1)Under the influence of long time load actions, shrinkage and creep of concrete, temperature variation, and concrete pouring quality, debonding may occur between steel tube and concrete. Debonding affects the mechanism ... -
Effects of Fly Ash on Sand Fixation with Microbial-Induced Carbonate
(ASCE, 6/1/2020 1)Different samples of eolian sand were treated to study the sand-fixing effect of microbial-induced mineralization after mixing fly ash with eolian sand. The effects of blending fly ash on microbial-induced mineralization ... -
Compatibility and Adhesion Properties of Rubber Asphalt
(ASCE, 6/1/2020 1)To research the compatibility and adhesion of rubber asphalt, the correlation of the asphalt components and rubber content with conventional properties of rubber asphalt was analyzed. The effects of asphalt component, ... -
Phase-Transition Temperature of Asphalt Materials Based on DMA
(ASCE, 6/1/2020 1)Asphalt materials including binder, mortar, and mixture are extensively used in the field of pavement engineering due to their obvious viscoelastic properties. To study the phase-transition temperature (Tp) of asphalt ... -
Evaluation of Air Void and Cracking Characters of Cement-Stabilized Crushed Stone through X-ray Computed Tomography
(ASCE, 6/1/2020 1)This paper presents a method of quantifying the air-void distribution and cracking characters through X-ray computed tomography. Five mixtures are analyzed for air-void distribution, and two of them are tested for cracking ... -
Rationality of Applying High-Modulus Asphalt Concrete in Long-Life Asphalt Pavement with Semi-Rigid Base
(ASCE, 6/1/2020 1)To construct a more durable long-life asphalt pavement with semi-rigid base, we combine different technical characteristics of long-life asphalt pavements reported at home and abroad. Different interlayer bonding conditions ... -
Algorithm Based on KNN and Multiple Regression for the Missing-Value Estimation of Sensors
(ASCE, 6/1/2020 1)Missing sensor data are unavoidable when sensors are used to monitor a system. These missing data largely affect the sensor applications. When missing data exist, the best method is estimation. Herein, we introduce the ... -
Feature and Fitting of RIOHTrack Pavement Temperature-Variation Curve
(ASCE, 6/1/2020 1)We analyze herein the characteristics of pavement temperature based on pavement- and atmosphere-temperature data collected from the environment-information data-acquisition system of the first full-scale test track, ... -
Pedestrian Crash Analysis: Urban and Rural Areas in Louisiana
(ASCE, 2020)Pedestrian safety remains a crucial issue, considering that pedestrian fatalities are increasing faster than motorist fatalities. In 2016, pedestrian fatalities reached nearly 6,000 in the United States, which is the highest ...