method for assessment of modeling quality for asphalt

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Method for Assessment of Modeling Quality for

Method for Assessment of Modeling Quality for Asphalt Dielectric Constant to Density Calibration Trevor Steiner1; Kyle Hoegh, Ph.D.2; Eyoab Zegeye Teshale, Ph.D.3; and Shongtao Dai, Ph.D.4 Abstract: Traditional measures of asphalt compaction rely primarily on random cores that only measure a small fraction of the pavement.

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Method for Assessment of Modeling Quality for Asphalt ...

Apr 07, 2020  11 the MnDOT model, a method for assessment of modeling quality is proposed. The procedure is 12 based on the accuracy of fits when run through a Monte Carlo simulation. The developed 13 procedure shows that the MnDOT model has improved accuracy-- with 0.74% air void variation 14 at a dielectric of 4 compared to 3.83% for the HD fit.

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Method for Assessment of Modeling Quality for Asphalt ...

Sep 03, 2020  A method for assessing modeling quality is proposed to quantify the improvement of the MnDOT model. The procedure is based on the accuracy of fits when run through a Monte Carlo simulation. The developed procedure indicates that the MnDOT model has improved accuracy—with 0.74% air void variation at a dielectric of 4 compared with 3.83% for ...

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Method for Assessment of Modeling Quality for Asphalt ...

Method for Assessment of Modeling Quality for Asphalt Dielectric Constant to Density Calibration September 2020 Journal of Transportation Engineering Part B Pavements 146(3):04020054

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Performance Assessment of Reference Modelling

Dec 08, 2021  Performance Assessment of Reference Modelling Methods for Defect Evaluation in Asphalt Concrete Pauli Putkiranta 1, * , Matti Kurkela 1 , Matias Ingman 1 , Aino Keitaanniemi 1 , Aimad El Issaoui 2 ,

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Analysis methodology and assessment indices of ...

Apr 16, 2021  The vulnerability assessment of asphalt pavements should be focused on the impact of harsh climate conditions. For a reasonable and accurate vulnerability assessment, a three-stage assessment conceptual model of asphalt pavement vulnerability composed of exposure–fragility–resilience was established in this study, as shown in Eq. 1 ...

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Homogeneity Assessment of Asphalt Concrete Base in

Nov 17, 2021  Asphalt pavement layers are widely used in modern road networks. In order to achieve good quality control and quality assurance, destructive and non-destructive testing (NDT) methods have been implemented and used for assessing homogeneity of asphalt pavement layers after construction [].The traditional method is to obtain core samples from

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DPS Publications MnDOT - Minnesota Department of ...

Method for Assessment of Modeling Quality for Asphalt Dielectric Constant to Density Calibration, 2020 by Trevor Steiner; Kyle Hoegh, Ph.D.; Eyoab Zegeye Teshale, Ph.D.; and Shongtao Dai, Ph.D. Toward Core-Free Pavement Compaction Evaluation: An Innovative Method Relating Asphalt Permittivity to Density, 2019

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Homogeneity Assessment of Asphalt Concrete Base in

Nov 17, 2021  Obtaining the required homogeneity, including uniform thickness and density, is very crucial for controlling the quality of flexible asphalt layers. Although non-destructive testing (NDT) methods are time-saving and less labor-intensive, they only provide indirect measurement data under testing area conditions and strongly depend on the explanations by prediction

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Performance Assessment of Reference Modelling Methods for ...

Dec 08, 2021  Performance Assessment of Reference Modelling Methods for Defect Evaluation in Asphalt Concrete Pauli Putkiranta 1, * , Matti Kurkela 1 , Matias Ingman 1 , Aino Keitaanniemi 1 , Aimad El Issaoui 2 ,

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Analysis methodology and assessment indices of ...

Apr 16, 2021  Asphalt pavement structures in cold regions, which suffer from complicated environmental and geological conditions, such as large temperature difference and frozen soil, are prone to cracking, rutting, and moisture damage. However, most of the existing assessment methodologies focus on the vulnerability of the overall road traffic network, ignoring the impact

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Quality Attributes and Complex Assessment Methodology of ...

Quality of the asphalt hot mixtures, environmental contamination, pollution, firm economic well-being and possibility to satisfy demands of hot asphalt mixture users depend on the AMP quality. This paper proposes a multi-attribute model for efficient quality assessment of the AMP.

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Experimental assessment and modeling of fracture and ...

Nov 20, 2021  The construction or rehabilitation of asphalt pavements requires plenty of aggregates and asphalt binders. The recycling of reclaimed asphalt pavement (RAP) has contributed to lessening the environmental and economic problems associated with the construction or rehabilitation of asphalt pavements with solely virgin materials [1, 2].It was

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Analysis methodology and assessment indices of ...

and is a conventional method for evaluating vulnerability currently. The existing assessment models and methods are mainly applied in disaster science, and the research on highway disaster risk assessment is limited. The assess-ment model of highway geological disasters was estab-lished based on risk analysis theory for typical natural

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A new method for evaluating air quality using an ideal ...

Dec 02, 2021  A new method of air quality assessment, ... A methodology for evaluating micro-surfacing treatment on asphalt pavement based on grey system models and grey rational degree theory. J. Constr.

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Assessing Surface Texture Features of Asphalt Pavement ...

(3) Based on the three-dimensional surface model of asphalt pavement texture reconstructed by the laser scanning method, the surface area distributions of macro and microtextures of different pavements are respectively calculated.

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1 Enhanced Model for Continuous Dielectric-Based Asphalt ...

7 assessment methods. Ground penetrating radars (GPR) provides an attractive non-destructive testing 8 alternative for evaluation of compaction quality, especially with recent significant improvements in the 9 GPR technology for this specific application. However, assessment of the air void content of the asphalt

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Quality assurance of HMA pavement surface macrotexture ...

Jul 05, 2019  Surface macrotexture of HMA pavements has been considered a key quality characteristic to be measured after construction for acceptance purposes. This highlights the need of development quality assurance methods to be implemented in a smart and sustainable manner, namely before installation of HMA surface course. In light of the above, this paper

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Pavement Performance - an overview - ScienceDirect

LTPP is a subprogram of SHRP. It aimed at the objective evaluation of the current pavement techniques, making clear the influence of the various pavement structure, materials, the construction and maintenance level as well as the traffic and environment conditions on pavement performance, and developing the models to describe the pavement

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Hot Mix Asphalt Plants - Emission Assessment Report

Kiln Dryer Stack Manual Methods Testing Asphalt Plant A, Cary, North Carolina Volume 1 of 2 EPA 454/R-00-021a April 2000 Volume 2 of 2 EPA 454/R-00-021b April 2000 Hot Mix Asphalt Plants Kiln Dryer Stack Instrumental Methods Testing Asphalt Plant B, Clayton, North Carolina EPA 454/R-00-022 April 2000 Hot Mix Asphalt Plants

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US5952561A - Real time asphalt pavement quality sensor ...

A real time differential asphalt pavement quality sensor of the present invention is adapted to measure asphalt density in real time using a differential approach. Two sensors, one in the front of a roller and another behind the roller, measure reflected signals from the asphalt. The difference between the reflected signals provides an indication of the optimal compaction and

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Soft Computing Models to Predict Pavement Roughness: A ...

According to Figure 9, it seems that the results of SVM modeling are in good agreement with the experimental values. R 2 > 0.9 suggests that a strong correlation exists between the predicted and measured IRI values. For the assessment of the fitted model’s prediction accuracy, the MAE and RMSPE were calculated as 8.2% and 9.9%, respectively.

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Calibration of FDTD Simulation of GPR Signal for Asphalt ...

Method for Assessment of Modeling Quality for Asphalt Dielectric Constant to Density Calibration ... This study describes factors influencing the quality of asphalt pavement construction and ...

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Performance Assessment of Reference Modelling Methods for ...

Dec 08, 2021  Performance Assessment of Reference Modelling Methods for Defect Evaluation in Asphalt Concrete Pauli Putkiranta 1, * , Matti Kurkela 1 , Matias Ingman 1 , Aino Keitaanniemi 1 , Aimad El Issaoui 2 ,

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Experimental assessment and modeling of fracture and ...

Nov 20, 2021  The construction or rehabilitation of asphalt pavements requires plenty of aggregates and asphalt binders. The recycling of reclaimed asphalt pavement (RAP) has contributed to lessening the environmental and economic problems associated with the construction or rehabilitation of asphalt pavements with solely virgin materials [1, 2].It was

Get price

Assessing Surface Texture Features of Asphalt Pavement ...

(3) Based on the three-dimensional surface model of asphalt pavement texture reconstructed by the laser scanning method, the surface area distributions of macro and microtextures of different pavements are respectively calculated.

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Enhanced Model for Continuous Dielectric-Based Asphalt ...

title = "Enhanced Model for Continuous Dielectric-Based Asphalt Compaction Evaluation", abstract = "The compaction of asphalt concrete significantly affects long-term pavement performance. Although coring provides a relatively accurate way of assessing in-place density at specific locations, the coverage of the assessment is limited, especially ...

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US5952561A - Real time asphalt pavement quality sensor ...

A real time differential asphalt pavement quality sensor of the present invention is adapted to measure asphalt density in real time using a differential approach. Two sensors, one in the front of a roller and another behind the roller, measure reflected signals from the asphalt. The difference between the reflected signals provides an indication of the optimal compaction and

Get price

Reliability Evaluation of Pavement Life-Cycle Assessment Model

Oct 18, 2018  Inventory reliability of the life-cycle assessment (LCA) model highly depends on the data quality and normally exhibits significant uncertainty. A rigorous statistical methodology was established to capture and quantify the inherent uncertainties linked to the results of the LCA model. Two sources of uncertainty, data quality and model, were identified.

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Hot Mix Asphalt Plants - Emission Assessment Report

Kiln Dryer Stack Manual Methods Testing Asphalt Plant A, Cary, North Carolina Volume 1 of 2 EPA 454/R-00-021a April 2000 Volume 2 of 2 EPA 454/R-00-021b April 2000 Hot Mix Asphalt Plants Kiln Dryer Stack Instrumental Methods Testing Asphalt Plant B, Clayton, North Carolina EPA 454/R-00-022 April 2000 Hot Mix Asphalt Plants

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PAVEMENT CONDITION ASSESSMENT - Mans

also tend to use image-based survey methods, which use a vehicle to collect film, video, or digital images of the pavement system. These images are then analyzed for the required distress data. An image-based assessment has the advantages in safety and speed of a drive-over survey without sacrificing the quality of a walking survey.

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Quality Assessment of Milling Pavement Surface Using 3D ...

quality assessment of milling operations, providing guidance for optimization of repairs of a milled surface, and provide reference for setting construction operation parameters. This paper is organized as follows. This section briefly reviews the existing methods for evaluating milling data and identifies the need for an alternative means to ...

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11th International Conference on Asphalt Pavements, Nagoya ...

Evaluation and Further Development of Porous Asphalt Pavement with 10 Years Experience in Japanese Expressways. A Realistic Method of Characterizing Granular Materials for Low-Cost Road Pavements. Development of Environmentally Friendly Cold patching Components. Improving the Performance of Asphalt Surfacing.

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Pavement Performance - an overview - ScienceDirect

LTPP is a subprogram of SHRP. It aimed at the objective evaluation of the current pavement techniques, making clear the influence of the various pavement structure, materials, the construction and maintenance level as well as the traffic and environment conditions on pavement performance, and developing the models to describe the pavement

Get price

Morphological simplification of asphaltic mixture ...

May 04, 2021  Solid models are represented based on the boundary representation (B-rep) method, which is compatible with commercial software for modeling (e.g., AutoCAD) and numerical simulation (e.g., ANSYS). A solid model of aggregate has intact boundaries corresponding to equations.

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Enhanced Model for Continuous Dielectric-Based Asphalt ...

Sep 07, 2018  The proposed model was used to interpret data from a 7-mi long asphalt overlay construction project. The results of the interpretation as compared with the results obtained with the conventional model show an improvement on the stability of the prediction at low air void contents, especially when core calibration data are limited and ...

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Environmental Modeling Community of Practice - EPA

Jul 08, 2021  EPA Center for Exposure Assessment Modeling (CEAM) CEAM conducts most of EPA’s exposure assessment modeling. CEAM was established in 1987 to meet the scientific and technical exposure assessment needs of the U.S. EPA as well as state environmental and resource management agencies. Learn more about CEAM.

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