Journal of Highway and Transportation Research and Development (English Edition): Recent submissions
Now showing items 341-360 of 742
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Study of Strength Forming Mechanism and Influencing Factors of Half-Warm Mix Asphalt
(American Society of Civil Engineers, 2014)In order to study the strength forming mechanism and influencing factors of half-warm mix asphalt (HWMA), the stability of Marshall samples is tested under different test conditions such as gradations, asphalt quantities, ... -
Review on Automatic Pavement Crack Image Recognition Algorithms
(American Society of Civil Engineers, 2015)Automatic pavement cracking detection is of great practical value for pavement maintenance, pavement performance evaluation and prediction, and material and structure design. However, detecting pavement cracks rapidly, ... -
Probabilistic Analysis of Bridge Collapse during Ship Collisions Based on Reliability Theory
(American Society of Civil Engineers, 2015)Calculating the collapse probability of large and complex bridges during ship collisions by using reliability theory is an inevitable trend in the development of risk assessment for ship-bridge collisions. On the basis of ... -
Finite Element Analysis on Mechanical Performance of Concrete-Filled Steel Tubular Latticed Column with Initial Stress
(American Society of Civil Engineers, 2015)A finite element method (FEM), which implements ANSYS to analyze the performance of concrete-filled steel tubular (CFST) latticed column with initial stress, was presented. Studies showed that the FEM results agreed well ... -
Study on the Preparation Road Performance of New Inorganic Fire-Retardant-Modified Asphalt
(American Society of Civil Engineers, 2015)To develop a purely inorganic fire-retardant-modified asphalt, we selected highly fire-retardant materials that have low-carbon content, non-polluting properties, and are inexpensive as fire retarder of asphalt. The optimal ... -
Urban Road Traffic Impedance Function—Dalian City Case Study
(American Society of Civil Engineers, 2014)The typical U.S. Bureau of Public Roads (BPR) volume-delay function is modified to construct the more suitable model to China’s road traffic situation. Factors influencing road traffic impedance, such as the number of ... -
Coordinated Control Signal Input Strategies for Freeways
(American Society of Civil Engineers, 2015)Strategies for inputting coordinated control signals in a freeway system are studied. Based on the symmetric, two - lane Nagel - Schreckenberg (STNS) model, a cellular automaton model of a coordinated control section on a ... -
Regenerative Braking Control Strategy of an Electro-Hydraulic Hybrid Brake System
(American Society of Civil Engineers, 2015)The structure and working principle of an electro-hydraulic hybrid brake system for electric vehicles were introduced simply. The regenerative braking control strategy of the conventional friction brake system and the ... -
Development and Performance Evaluation of New Asphalt Material for the Anti-Cracking Layer
(American Society of Civil Engineers, 2014)Given the characteristics of anti-cracking layer asphalt material and the shortage of existing research on the subject, thermoplastic styrene-butadiene rubber (SBS), crumb rubber modifier (CRM), and plasticizer (DBP) were ... -
Measured Dynamic Response of Asphalt Pavement under FWD Load
(American Society of Civil Engineers, 2014)To study the real dynamic response regularity of asphalt pavement structure under dynamic load, a road test was conducted for three types of typical asphalt pavement. Dynamic and static deflection basins were established. ... -
Research on Models of a Highway Bridge Subjected to a Moving Vehicle Based on the LS-DYNA Simulator
(American Society of Civil Engineers, 2014)Based on the LS-DYNA program, a vehicle’s wheel is simulated by linear elastic material rubber and steel, and internal pressure in all tires is defined. Rotation of vehicle wheel 3D models is simulated through appropriate ... -
Experimental Study on the Dynamic Characteristic of Soft Soil under Cyclic Loads
(American Society of Civil Engineers, 2014)To study the change law of the dynamic characteristics of soft soil, particularly the inadequate bearing capacity of highway and railway roadbeds induced by traffic loads, the soft soil in Yingkou area was taken as the ... -
Analysis of Geometric Nonlinearity of Special-Shaped Arch Bridges
(American Society of Civil Engineers, 2014)Application of nonlinear behavior laws is relatively complicated and difficult to master because of the unique configurations of special-shaped arch bridges. In this study, a self-compiled program is used to analyze the ... -
Determination of Compaction Temperature and Research on Pavement Performance of WMA Based on Bulk Density
(American Society of Civil Engineers, 2013)Choosing two common warm mix modifiers (EC120 and Sasobit), adopting bulk density as the index to measure the effect of compaction, taking the temperature corresponding to the maximum density as optimum temperature, the ... -
Research of Highway Transportation Path Planning Based on a Fast Traveler Demand Clustering Algorithm
(American Society of Civil Engineers, 2014)To realize real–time and reliable transportation path planning for improving the efficiency of a traveler in a highway transportation network, this paper presents a fast traveler demand clustering algorithm based on simulated ... -
Numerical Simulation of the Influence of Bored Pile Construction on Adjacent Existing Pile Foundation
(American Society of Civil Engineers, 2013)The procedure of constructing the bored piles of a new bridge is simulated by using the three-dimensional finite element method. The variance of soil body stress, the deformation in each step of the construction, and the ... -
Dynamic Reliability of the Buffeting Responses of Suspension Bridges Considering Non-Gaussian Factors
(American Society of Civil Engineers, 2013)Based on the accurate analysis of the time history of bridge buffeting responses and considering the nonlinearity factors of the structure and wind load, the non-Gaussian response of a structure is derived. The Hermite ... -
Deformation Regularity of Concrete Beam after Cracking
(American Society of Civil Engineers, 2014)The deformation regularity of concrete beams after cracking is studied. Finite element (FE) models of a simply supported beam under distributed loading and a continuous beam under distributed loading are built using ANSYS. ... -
Landslide Evolution Rule of Cut Slopes in Expansive Soils
(American Society of Civil Engineers, 2014)Expansive soils in cut slopes are prone to sliding for a period of time after excavation. They are commonly found during construction in expansive soil subgrade. Their sliding is not directly affected by the height and ... -
Analysis of Mechanical Responses of Asphalt Pavement Interlayers Based on Shear Spring Compliance
(American Society of Civil Engineers, 2014)To research the influence of the contact condition between a semi-rigid base and asphalt surface course on the mechanical responses of the pavement structure and on fatigue life, a typical pavement structure is chosen and ...