Journal of Highway and Transportation Research and Development (English Edition): Recent submissions
Now showing items 501-520 of 742
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Test of Fiber Asphalt Mixture Performance
(American Society of Civil Engineers, 2008)The performance of fiber asphalt mixture was studied through a series of capability test, such as water stability test, high stability test, low temperature crack resistance test and fatigue stability test. In the water ... -
Meso-analysis on Skeleton Structure of Coarse-graded Asphalt Mixtures
(American Society of Civil Engineers, 2008)Meso-structure of skeleton of coarse-graded asphalt mixture was studied numerically in terms of particle coordination numbers and mixture porosity. The results show that coarse aggregates play a double role in the mixture. ... -
Mechanical Analysis and Asphalt Layer Subdivision of Long Life Asphalt Pavement Structures
(American Society of Civil Engineers, 2008)Based on asphalt pavement design theory and criterions in China, and referring to successful long life asphalt pavement structures in foreign countries, the stress-strain data in different depths were calculated by using ... -
Analysis of Thermal Stress in Asphalt Overlay Based on Thermal-viscoelasticity Theory
(American Society of Civil Engineers, 2008)The thermal stress responses of various structural asphalt pavement under different cooling conditions were analyzed considering thermal-viscoelasticiy of asphalt pavement mixture by using finite element software. The ... -
Temperature Influence on Shrinkage Properties of Cement Stabilized Gravel in Frozen Soil Region
(American Society of Civil Engineers, 2008)Dry shrinkage test and temperature shrinkage test were experimented to cement stabilized gravel that preserved simulating the actual temperature in frozen soil region. Shrinkage properties were analyzed. The change trend ... -
Influence of Combination between Asphalt Pavement Layers to Water Damages
(American Society of Civil Engineers, 2008)The status of adhesion between asphalt layers affects the development of water damages. Through drilling core investigation of a highway, it is found that there are smoothness between asphalt layers in water damage spots ... -
Influence of Compaction in Low Temperature on Asphalt Mixture Performance
(American Society of Civil Engineers, 2008)Based on in-situ survey, the scope of low temperature in construction was investigated. According to indoor experiments of modified AC-13 under different compaction temperatures, the influences of compaction in different ... -
Analysis on Difference between Super Mixture and AC mixture
(American Society of Civil Engineers, 2008)It is needed that the differences of selection of material components and idea of mix design between Super mixture and AC mixture should be realized and grasped to understand and utilize the Super mixture rationally. Based ... -
Acoustic Emission Characteristics and Damage Evolution Model of Steel Strands in Tensile Test
(American Society of Civil Engineers, 2008)Conventional non-destructive methods cannot dynamically monitor the steel strands damage evolution process, so acoustic emission technique was proposed to monitor the damage. Experiments on acoustic emission characteristics ... -
Analysis of External Prestressing Effect on Flexural Performance of Composite Steel Box-concrete Continuous Girder Bridge
(American Society of Civil Engineers, 2008)He total construction process of three-span composite steel box-concrete continuous girder bridge having varied cross-section was analyzed by using spatial finite element method. The external prestressing effect on flexural ... -
Damage Evaluation Method for Bridge Expansion and Contraction Device Based on Appearance Survey
(American Society of Civil Engineers, 2008)In order to assess the influence of defect on the bridge and to insure the ordinary function, quantitative analysis for the failure of bridge expansion and contraction device and its evaluation method were presented. Bridge ... -
Influence of Surface Drainage Conditions on Dynamic Response of Saturated Asphalt Pavement
(American Society of Civil Engineers, 2008)At first, finite element model of axisymmetric transient dynamic analysis for saturated asphalt pavement subjected to dynamic loading was built, whose loading condition, boundary condition and material parameters were also ... -
Research on Unblocked Reliability of Road Network under Different Traffic Demand and Supply Distribution
(American Society of Civil Engineers, 2008)Unblocked reliability is a probability index, which reflects the relationship between traffic demand and supply in peak hour at workday. Regarded traffic demand and road capacity as variables conforming normal distribution, ... -
A Measuring Method for Disorder Motion in Traffic Flow Based on Traffic Entropy
(American Society of Civil Engineers, 2008)It is very important to quantitatively describe the disorder motion in traffic flow to study transition process between disorder motion and order motion. A definition of the disorder motion in traffic flow was given in ... -
Run-off-road Accident Prediction Model for Two-lane Highway
(American Society of Civil Engineers, 2008)A brief literature review on run-off-road (ROR) accident prediction model was made. Road geometry, traffic volume, accidents, roadside hardware and features data of 31 rural two-lane highways (total 740 kilometers) were ... -
Numeric Analysis of Friction Contact between Tread and Flexible Pavement
(American Society of Civil Engineers, 2008)A finite element analysis model including rubber tread and flexible pavement was established by FEM software ANASYS and friction contact problem between tread and flexible pavement was numerically analyzed. The deformational ... -
Analysis of Traffic Accident Reconstruction Uncertainty
(American Society of Civil Engineers, 2008)There are many uncertain factors in road traffic accident. It is necessary to consider the uncertainty influence of these factors by random theory to improve the analysis veracity. In order to improve the precision and ... -
Study on Systematizing Design of Ecological Engineering Technology in Right of Highway
(American Society of Civil Engineers, 2008)For analysis of ecological recovery in right of highway, the function, principle and key technologies were described. A concept, main contents and theoretical basis of systematizing design on ecological recovery in right ... -
Research on Transverse Load Distribution Factors for Jointless Bridges
(American Society of Civil Engineers, 2008)The FEM of the jointless bridge were established with the program ANSYS considering the soil-structure interaction. The pattern of different loads influencing on the transverse load distribution of the middle section and ... -
Application of Measuring Concrete Compactness Using Supersonic in Bridge Bearing Capacity Appraisal
(American Society of Civil Engineers, 2008)Aiming at the phenomenon of small size and concrete incompactness in the densely packed reinforcement in the web plate, the top plate and between the prestressed reinforcement, the concrete compactness coefficient was put ...