numerical analysis of asphalt pavement structure

Numerical Analysis of Asphalt Pavement Structure ...

Numerical Analysis of Asphalt Pavement Structure Temperature Behavior in Cold Regions AI Changfa1,2, HUANG Daqiang1,2, GAO Xiaowei1,2, QIU Yanjun1,2 (1.School of Civil Engineering, Southwest Jiaotong University, Chengdu 610031, Sichuan,P.R.China; 2.Highway Engineering Key Laboratory of Sichuan Province, Southwest Jiaotong University ...

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Numerical Analysis of Road Pavement Responsecrimson ...

Pavement section 1 for analysis. The pavement section (Figure 2) consisted of 1.5-inches of a 12.5mm stone mastic asphalt surface course, a 1.75-inch 19mm SUPERPAVE intermediate section, a 9-inch large stone mix asphalt base, a 4-inch large stone mix of fatigue resistant layer and a 6-inch densely graded aggregate base with under-drain.

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Numerical Analysis of Asphalt Pavement of Lean Concrete ...

The 3-D finite element method is used to analyze the crack-alleviating layer of ordinary asphalt concrete and OLSM, and the large-scale commercial finite element software of ABAQUS is used to do numerical simulation analysis for the lean concrete base asphalt pavement structure with OLSM, the analysis result indicates that temperature-load ...

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Nonlinear numerical analysis of asphalt concrete pavement ...

Download Citation Nonlinear numerical analysis of asphalt concrete pavement structure on settlement By the nonlinear finite element software MSC.MARC, this paper shows the numerical analysis ...

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Numerical Analysis of Road Pavement Response

The main structural response models used in pavement analysis are the finite element and layered elastic analysis. The KENLAYER program is a software package that relies on mathematical models to predict road pavement structural responses by using the layered elastic theory. This theory is based on Burmister’s [7] equations

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Numerical and Experimental Investigations of Asphalt ...

Asphalt pavement is generally considered as being a multilayered structure comprising of successive material layers. The kinematics of the disorders in this type of structure are related to the nature of the materials used, to the conditions of the construction and more particularly to the layers properties as well as the bonding conditions between layers.

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Experimental Study and Numerical Analysis of the Rutting ...

asphalt pavement structure. According to the experimental results and numerical analysis, a rehabilitation rutting pavement scheme was devised. The rehabilitation scheme proved to be successful after three years of testing. The research results show that RLWT can be effectively used to appraise the anti-rutting performance of asphalt pavement and

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Numerical Analysis of Asphalt Pavement Structure ...

Numerical Analysis of Asphalt Pavement Structure Temperature Behavior in Cold Regions AI Changfa1,2, HUANG Daqiang1,2, GAO Xiaowei1,2, QIU Yanjun1,2 (1.School of Civil Engineering, Southwest Jiaotong University, Chengdu 610031, Sichuan,P.R.China; 2.Highway Engineering Key Laboratory of Sichuan Province, Southwest Jiaotong University ...

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Numerical Analysis of Asphalt Pavement of Lean Concrete ...

The 3-D finite element method is used to analyze the crack-alleviating layer of ordinary asphalt concrete and OLSM, and the large-scale commercial finite element software of ABAQUS is used to do numerical simulation analysis for the lean concrete base asphalt pavement structure with OLSM, the analysis result indicates that temperature-load ...

get price

Numerical Analysis of Road Pavement Response

The main structural response models used in pavement analysis are the finite element and layered elastic analysis. The KENLAYER program is a software package that relies on mathematical models to predict road pavement structural responses by using the layered elastic theory. This theory is based on Burmister’s [7] equations

get price

Numerical analysis of integral pavement/soil-wall ...

Apr 01, 2011  Numerical analysis of integral pavement/soil-wall structures in soft soil. ... a layer of crushed sub-base material and a layer of light-weight asphalt with a noise-proofing surface are applied. ... Integral pavement/soil-wall structures: a numerical study, Ph.D. Thesis, Faculty of Civil Engineering, Delft University of Technology, the ...

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Numerical Analysis of Reflective Cracking in an Asphalt ...

Jul 21, 2014  Numerical Analysis of Reflective Cracking in an Asphalt Concrete Overlay over a Flexible Pavement ... may be somewhat different from those over a rigid pavement due to their different characteristics of material and structure. Approximately 94% of 2.27 million miles of paved roads in the United States are overlaid with asphalt concrete ...

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Experimental Study and Numerical Analysis of the Rutting ...

asphalt pavement structure. According to the experimental results and numerical analysis, a rehabilitation rutting pavement scheme was devised. The rehabilitation scheme proved to be successful after three years of testing. The research results show that RLWT can be effectively used to appraise the anti-rutting performance of asphalt pavement and

get price

Numerical and Experimental Analysis for the Interlayer ...

Numerical and Experimental Analysis for the Interlayer Behavior of Double-Layered Asphalt Pavement Specimens ... pavement layers have an important influence on responses of pavement structures ...

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ABAQUS program-based numerical analysis on U-shaped ...

Jun 26, 2011  The pavement structure mechanical responses under traffic were computed and the regularities of stress distribution of pavement were analyzed. The characteristics of U-shaped cracking disease on asphalt pavement was described. Combined with the mechanical analysis results, the paper revealed the mechanism of the U-shaped cracking.

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(PDF) Numerical and Experimental Analysis for the ...

Numerical and Experimental Analysis for the Interlayer Behavior of Double-Layered Asphalt Pavement Specimens. Journal of Materials in Civil Engineering, 2011. Christiane Raab. Download PDF. Download Full PDF Package. This paper. A short summary of this

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Reasonable thickness design of expressway pavement ...

The numerical calculation index and theoretical analysis results show that the treatment depth of subgrade soil has a significant influence on the stresses in an asphalt pavement structure and the bottom tensile strains of the asphalt layers. Therefore, designing a pavement structure with equal structural strength, using a reasonable depth for ...

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An Interval Parameter Calculation Method of Asphalt ...

Jan 06, 2021  In the asphalt pavement structure design method, the structural analysis and design are generally performed in the form of point values. However, determining the point value form of design parameters based on the statistical analysis theory cannot fully reflect the complex properties such as variability and uncertainty of parameters. In order to further improve the reliability and ...

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1341. Diagnostic analysis of dynamic deflection for ...

3. Numerical analysis of dynamic response 3.1. Analysis model A typical asphalt pavement is composed of an asphalt layer (AC), a cement treated base layer (BC), an unpaved subbase layer (sub-BC), and subgrade (SG). The material properties of various layers are presented in Table 1. The three-dimensional 10-node solid element was employed in

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Numerical Analysis of Reflective Cracking in an Asphalt ...

Although these mechanisms are commonly observable for asphalt concrete overlay over both flexible and rigid pavements, the behavior and response of asphalt concrete (AC) overlay over a flexible pavement may be somewhat different from those over a rigid pavement due to their different characteristics of material and structure.

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Numerical Study on Influence of Piezoelectric Energy ...

Mar 03, 2019  A PEH causes potential permanent damage initiation in its adjacent area within the pavement structure. The maximum values of the horizontal tensile strains appeared at the bottom of the asphalt surface course in all pavement models with a PEH. These conclusions offer basic information for improving the practical design of PEHs in asphalt pavement.

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Nonlinear numerical analysis of asphalt concrete pavement ...

Download Citation Nonlinear numerical analysis of asphalt concrete pavement structure on settlement By the nonlinear finite element software MSC.MARC, this paper shows the numerical analysis ...

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Numerical Model for Calculating the Unstable State ...

the selection of asphalt pavement materials by simulating the temperature conditions in the asphalt pavement structure. Keywords: asphalt pavement; finite difference; numerical calculation model; unstable state temperature 1. Introduction Asphalt is a typical temperature-sensitive material, and thus its mechanical properties and the

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Numerical Analysis on Multi-scale Structure of Asphalt ...

In order to explore the stress and strain relation in the pavement layers under traffic load from a meso-structural perspective,the single-scale discrete element model of asphalt pavement structure was built using discrete element method(DEM).The stress and strain at the bottom of the asphalt concrete layer under vertical load were calculated.The validation of discrete element model of asphalt ...

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Experimental Study and Numerical Analysis of the Rutting ...

asphalt pavement structure. According to the experimental results and numerical analysis, a rehabilitation rutting pavement scheme was devised. The rehabilitation scheme proved to be successful after three years of testing. The research results show that RLWT can be effectively used to appraise the anti-rutting performance of asphalt pavement and

get price

(PDF) Numerical and Experimental Analysis for the ...

Numerical and Experimental Analysis for the Interlayer Behavior of Double-Layered Asphalt Pavement Specimens. Journal of Materials in Civil Engineering, 2011. Christiane Raab. Download PDF. Download Full PDF Package. This paper. A short summary of this

get price

Nonlinear numerical analysis of asphalt concrete pavement ...

By the nonlinear finite element software MSC.MARC, this paper shows the numerical analysis on asphalt concrete pavement settlement owing to the buried pipes with 1m in diameter under the circumstances of different depths and different backfill Elastic modulus. On the hypothesis of the D-P nonlinear model of the pavement foundation and plane strain state, it can be found that the backfill ...

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Numerical Analysis on Propagation and Fatigue Life of ...

Focusing on the severity of asphalt pavement surface crack, a finite element analysis model of 20-node isoparametric elements was established by the commerce FEM software ABAQUS with the base of fracture mechanics theory. The surface crack of pavement was numerical analyzed and the crack propagation life was evaluated by Paris formula. In the course of surface crack propagation the

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1341. Diagnostic analysis of dynamic deflection for ...

3. Numerical analysis of dynamic response 3.1. Analysis model A typical asphalt pavement is composed of an asphalt layer (AC), a cement treated base layer (BC), an unpaved subbase layer (sub-BC), and subgrade (SG). The material properties of various layers are presented in Table 1. The three-dimensional 10-node solid element was employed in

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Sensitivity analysis of crack propagation in pavement ...

Feb 01, 2014  Numerical analyses were conducted using Abaqus v.6.11. A 2D model of a multi-layer asphalt pavement structure was made . The model consisted of bituminous layers, subbase and subgrade layers as well as fills.

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Analysis of Pavement Structures - ResearchGate

Pavement is a multi-layered structure, made up of compacted soil, unbound granular material (stone aggregates), asphalt mix or cement concrete (or other bound material) placed as horizontal layers ...

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Research on Settlement Deformation of Asphalt Pavement ...

Jul 11, 2019  Zhao, N.: Structural stress analysis of asphalt pavement under longitudinal slope condition based on finite element analysis. Hebei Univ. Technol. (3), 8–9 (2010) Google Scholar 11.

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(PDF) The Truth and Myth of Fatigue Cracking Potential in ...

The Truth and Myth of Fatigue Cracking Potential in Hot-Mix Asphalt: Numerical Analysis and Validation. Download. Related Papers. Effect of Surface Tangential Contact Stresses on Flexible Pavement Response. By Imad L . Al-Qadi ... Full-depth Pavement Responses under Various Tire Configurations: Accelerated Pavement Testing and Finite Element ...

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Reasonable thickness design of expressway pavement ...

The numerical calculation index and theoretical analysis results show that the treatment depth of subgrade soil has a significant influence on the stresses in an asphalt pavement structure and the bottom tensile strains of the asphalt layers. Therefore, designing a pavement structure with equal structural strength, using a reasonable depth for ...

get price

Numerical Study on Influence of Piezoelectric Energy ...

Numerical Study on Influence of Piezoelectric Energy Harvester on Asphalt Pavement Structural Responses. In recent years, energy harvesting technologies have been applied in pavement engineering. Piezoelectric energy harvesting in pavement aims to take advantage of the vehicle load on a

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