Journal of Highway and Transportation Research and Development (English Edition): Recent submissions
Now showing items 261-280 of 742
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A Method for Constructing Target Load Spectra of Customers with Consideration of the Distributions of Road Roughness and Velocity
(American Society of Civil Engineers, 2017)A method for constructing load spectra based on the distributions of road roughness and velocity was proposed to improve the authenticity and validity of the target load spectra of customer reliability. A road was divided ... -
Parameter Analysis of the Mechanical Performance of Hinged Hollow-Slab Bridges with Gate-Type Steel Bars at the Bottom Part of the Junction Surface
(American Society of Civil Engineers, 2017)The evolution of hinged joint structures in Chinese hinged hollow-slab bridges was summarized to study the mechanical performance of hinged joint structures in hinged hollow-slab bridges with gate-type steel bars. Parameter ... -
Cooperative and Competitive Lane-Changing Behavior Characteristics of Urban Expressways
(American Society of Civil Engineers, 2017)This study investigated the cooperative and competitive lane-changing (LC) behavior characteristics with limited traffic resources. The behaviors were described based on previous research. Data were obtained using video ... -
Control Parameters for the Ramp and Speed-Change Lane of Urban Expressways
(American Society of Civil Engineers, 2017)Urban expressways can be built with various patterns, resulting in complex traffic conversions. In practice, implementing identical design control parameters under different patterns or traffic conditions is unreasonable, ... -
Timetable for Multi-Level Bus Transit Considering Differences in Arrival Time
(American Society of Civil Engineers, 2017)The differences in arrival time at transfer stations, including internal hierarchy and between levels based on layout mode and service characteristics, were considered to maximize the cohesion efficiency of transfer stations ... -
Study of the Moisture Equilibrium of Highway Expansive Soil Embankments
(American Society of Civil Engineers, 2014)To investigate the moisture equilibrium of expansive soil embankments, a series of stress-dependent soil-water characteristic curve (SWCC) tests, one-year field monitoring on a trial covered expansive soil embankment, and ... -
Influence of Error of Unstressed Cable Length on Mechanical Behavior of Thousand-Meter-Scale Hybrid Girder Cable-Stayed Bridge
(American Society of Civil Engineers, 2014)Taking Edong Yangtze River Bridge as the research subject, the influence of error of unstressed cable length on the geometric shape and internal force of super-span hybrid girder cable-stayed bridge during completion is ... -
Fatigue Behavior of Reinforced Concrete T-Beam
(American Society of Civil Engineers, 2014)Equi-amplitude fatigue loading experiments on five reinforced concrete T-beams were conducted to observe the fatigue damage development. Three stages of fatigue damage were seen in the experiments. The damage rapidly ... -
Decision-Making Method of Grey Lattice Order for the Through Scheme of Arterial Highways in a City Area
(American Society of Civil Engineers, 2014)For scientific and reasonable decision making regarding the through scheme of arterial highways in city areas, the grey correlation is commonly used to measure the closeness between an alternative scheme and an ideal scheme. ... -
Coupled Effect of Loading and Environment of Concrete Bridge in Service Life
(American Society of Civil Engineers, 2014)A numerical method is proposed to study load and the environment couple effect during the service of a concrete bridge. By studying the corrosion process of reinforcement bars, the strain of the bars is decomposed into two ... -
Evaluation of the Durability of Asphalt Concrete Anti-Skid Performance
(American Society of Civil Engineers, 2014)This study presents a test method to evaluate the durability of the anti-skid performance of asphalt concrete. In this work, the influence of mixture gradation, asphalt-aggregate ratio, and temperature on the texture depth ... -
Outsourcing Decisions for Truck Fleets with Quantity Discounts for Continuous Working Shifts
(American Society of Civil Engineers, 2014)To cope with the capacity limitations of enterprises own transport fleet for container transport and the increasing competitive pressure, considering the operating costs and the demand uncertainty, an outsourcing decision-making ... -
Empirical Environment Construction Research of Developing EMC in Transportation Industry
(American Society of Civil Engineers, 2014)This study aims to satisfy the energy management contract (EMC) work schedule of the Ministry of Transport (MOT). The paper first defines EMC together with its connotations to clarify its specific demands for the market ... -
Finite Element Analysis of Shear Lag Effect on Composite Girder with Steel Truss Webs
(American Society of Civil Engineers, 2014)To study the effect of shear lag on a composite girder with steel truss webs, a three-dimensional finite element (FE) model, using the ANSYS FE software, and a corresponding FE model of composite girder with corrugated ... -
Parametric Analysis of Seismic Performance of RC Columns Strengthened with Steel Wire Mesh
(American Society of Civil Engineers, 2014)By establishing a finite element (FE) model of reinforced concrete (RC) columns strengthened with steel wire mesh, the mechanical properties under low-cyclic loading are analyzed, and the correctness of the FE model is ... -
Influence of Loading Time on High-Temperature Stability of Asphalt Mixtures
(American Society of Civil Engineers, 2014)Compared with flat slope sections of asphalt pavement, the loading time of low-speed vehicle load to uphill sections with long and large longitudinal slope is much longer, under the comprehensive combination of heavy load ... -
A Study on the Relationship between Asset Condition and Safety (Part II)
(American Society of Civil Engineers, 2015)This second part of the study is a followup to Part I. In addition to the Asset Condition Index (ACI) establishments and statistical model estimates of the first part, this further study analyzed several typical asset ... -
Multiobjective Optimization Method of Public Transit Networks Based on Travel Behavior
(American Society of Civil Engineers, 2015)The optimization of transit network can improve transit efficiency and traffic conditions as well as reduce environmental pollution. Transit network optimization that considers the travel behavior of bus passengers comprises ... -
Modeling Analysis of the Sustainable Development of Urban Traffic Based on Vehicle Policy
(American Society of Civil Engineers, 2015)A system dynamics (SD) model of the sustainable development of urban transport is built with vehicle development policy considered as the regulating factor. Moreover, an empirical study is conducted using SD and integrating ... -
Camera Calibration Method Exploiting Reference Images and Roadway Information for Traffic Applications
(American Society of Civil Engineers, 2015)A video-based traffic flow detection system requires calibration of cameras to generate accurate estimates of vehicle speed. Traditional manual calibration methods cannot satisfy this requirement because calibration has ...