Search Results - "Siddharthan, Raj V."

Numerical modeling of geogrid-reinforced flexible pavement and corresponding validation using large-scale tank test by Gu, Fan, Luo, Xue, Luo, Rong, Lytton, Robert L., Hajj, Elie Y., Siddharthan, Raj V.

“…•Geogrid-reinforced pavement structure is modeled using the finite element software ABAQUS.•An analytical model is developed to predict the cross-anisotropic…”
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Shear failure investigation of unbound pavement layers under accelerated heavy aircraft loading: case study by Skaff, Rami S., Hajj, Elie Y., Siddharthan, Raj V., Garg, Navneet, Sivaneswaran, Nadarajah

“…Airport pavements are designed to sustain aircraft-induced stresses while maintaining adequate serviceability. To enhance pavement design procedures, the…”
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Equivalent Loading Frequencies for Dynamic Analysis of Asphalt Pavements by Ulloa, Alvaro, Hajj, Elie Y, Siddharthan, Raj V, Sebaaly, Peter E

“…AbstractAn investigation of the existence of predominant frequency, fp (or frequencies), and the ability to predict critical pavement responses in asphalt…”
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Investigation of impact of wheel wander on pavement performance by Siddharthan, Raj V., Nasimifar, Mahdi, Tan, Xiaoshu, Hajj, Elie Y.

“…The procedures in Mechanistic-Empirical Pavement Design Guide (MEPDG) and Caltrans software program using Mechanistic-Empirical (CalME) methodologies to…”
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Network-Level Pavement Structural Evaluation by Rada, Gonzalo R, Nazarian, Soheil, Siddharthan, Raj V, Thyagarajan, Senthilmurugan, Visintine, Beth A, Nasimifar, Mahdi, Velarde, Jorge

“…AbstractThis paper addresses the use of traffic-speed deflection devices for the structural evaluation of pavements at the network level as part of an effort…”
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Dynamic analyses of traffic speed deflection devices by Nasimifar, Mahdi, Siddharthan, Raj V., Rada, Gonzalo R., Nazarian, Soheil

“…Two traffic speed deflection devices (TSDDs) that measure surface deflections at posted traffic speeds (up to 80-96 kph) were evaluated through a recent…”
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Seismic Deformation of Bar Mat Mechanically Stabilized Earth Walls. II: A Multiblock Model by Siddharthan, Raj V, Ganeshwara, Vela, Kutter, Bruce L, El-Desouky, Magdy, Whitman, Robert V

“…A relatively simple rigid plastic multiblock computational model has been developed to predict the permanent seismic displacement of mechanically stabilized…”
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Probabilistic Mechanistic-Based Pavement Damage Costs for Multitrip Overweight Vehicles by Batioja-Alvarez, Dario D, Kazemi, Seyed-Farzan, Hajj, Elie Y, Siddharthan, Raj V, Hand, Adam J. T

“…AbstractThe main objective of this paper is to present a probabilistic approach for estimating asphalt concrete (AC) pavement damage–associated costs (PDAC)…”
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Influence of Tire–Pavement Stress Distribution, Shape, and Braking on Performance Predictions for Asphalt Pavement by Hajj, Elie Y., Thushanthan, Palasuntharam, Sebaaly, Peter E., Siddharthan, Raj V.

“…Advances in computing power and more realistic laboratory characterization of properties of pavement layers have resulted in a rational approach to predicting…”
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Robust Deflection Indices from Traffic-Speed Deflectometer Measurements to Predict Critical Pavement Responses for Network-Level Pavement Management System Application by Nasimifar, Mahdi, Thyagarajan, Senthilmurugan, Siddharthan, Raj V, Sivaneswaran, Nadarajah

“…AbstractTraffic-speed deflectometers (TSD) are used in several countries to evaluate the pavement structural condition at the network level. Fatigue and…”
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Hot-Mix Asphalt Mixtures for Nevada's Intersections by Hajj, Elie Y., Siddharthan, Raj V., Sebaaly, Peter E., Weitzel, Dean

“…The overall objective of this research was to identify a hot-mix asphalt (HMA) mixture with good resistance to rutting and shoving at intersections to be used…”
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Seismic Deformation of Bar Mat Mechanically Stabilized Earth Walls. I: Centrifuge Tests by Siddharthan, Raj V, Ganeshwara, Vela, Kutter, Bruce L, El-Desouky, Magdy, Whitman, Robert V

“…Altogether six mechanically stabilized earth walls were subjected to many base excitations on the National Geotechnical Centrifuge at the Univ. of California,…”
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Finite-Layer Approach to Pavement Response Evaluation by Siddharthan, Raj V., Krishnamenon, Nadaraja, Sebaaly, Peter E.

“…The following aspects of the proposed continuum-based finite-layer model are presented: (1) theoretical basis, (2) applicability in evaluating pavement…”
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Evaluation of a unified p-y method for lateral analysis of large-diameter drilled shafts using NVShaft by Bhuiyan, Fahim M., Motamed, Ramin, Siddharthan, Raj V., Sanders, David H.

“…[Display omitted] •A unified p-y method incorporating side shear-induced moment and tip resistances in the beam on nonlinear Winkler foundation model is…”
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Validation of the subgrade shear strength parameters estimation methodology using light weight deflectometer: Numerical simulation and measured testing data by Nabizadeh, Hadi, Siddharthan, Raj V., Hajj, Elie Y., Nimeri, Mohamed, Elfass, Sherif

“…Shear strength parameters (angle of internal friction, ϕ, and cohesion, c) of a soil medium are the key properties for the bearing capacity and stability…”
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Stiffnesses of abutments on spread footings with cohesionless backfill by Siddharthan, R V, El-Gamal, M, Maragakis, E A

“…Characterization of bridge-abutment-backfill interaction is an important component in seismic bridge response evaluations. The paper presents a relatively…”
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Statistical Distributions of Pavement Damage Associated with Overweight Vehicles: Methodology and Case Study by Batioja-Alvarez, Dario, Kazemi, Seyed-Farzan, Hajj, Elie Y., Siddharthan, Raj V., Hand, Adam J. T.

“…The trucking industry is the primary mode of transporting for goods and commodities in the United States. Currently, there is an increasing trend in the use of…”
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Investigation of Tire Contact Stress Distributions on Pavement Response by Siddharthan, Raj V, Krishnamenon, N, El-Mously, Mohey, Sebaaly, Peter E

“…This paper documents many important pavement response parameters generated from the finite-layer analytical model, 3D-Moving Load Analysis, under a variety of…”
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Pavement Strain from Moving Dynamic 3D Load Distribution by Siddharthan, Raj V, Yao, Jian, Sebaaly, Peter E

“…This paper presents the formulation and the application of a continuum-based finite-layer approach to evaluate pavement strain response under actual traffic…”
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Heavy Off-Road Vehicle Tire-Pavement Interactions and Response by Siddharthan, Raj V, Sebaaly, Peter E, El-Desouky, Magdy, Strand, Dan, Huft, David

“…In 2000, the South Dakota Department of Transportation sponsored a research study to evaluate the impact of off-road vehicles on flexible pavements. This…”
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