Search Results - "Raad, Lutfi"

Workability and Performance of Polymer-modified Asphalt Aggregate Mixtures in Cold Regions by Zubeck, Hannele K., Raad†, Lutfi, Saboundjian‡, Stephan, Minassian¶, George, John Ryer§, P.E.

“…Polymer-modified asphalts have been used in cold regions for about 15 years to address problems with rutting, cracking and premature aging. However, due to the…”
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The influence of granular base characteristics on upper bound shakedown of pavement structures : Shakedown theory by RAAD, Lutfi, MINASSIAN, George

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Field Aging Effects on Fatigue of Asphalt Concrete and Asphalt-Rubber Concrete by Raad, Lutfi, Saboundjian, Steve, Minassian, George

“…A study was undertaken to investigate the influence of field aging on the fatigue performance of asphalt concrete and asphalt-rubber concrete. Two California…”
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An eigen-mode method in kinematic shakedown analysis by Zhang, Tinggang, Raad, Lutfi

“…The kinematic shakedown theorem is formulated for some deformation processes as a kinematic extremum problem based on a polyhedral load domain and a…”
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The Influence of Granular Base Characteristics on Upper Bound Shakedown of Pavement Structures by Raad, Lutfi, Minassian, George

“…In this paper a numerical methodology for determining the upper bound shakedown load is presented. This methodology is used to study the shakedown load of…”
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Wearing Surfaces for Orthotropic Steel Bridge Decks by Hulsey, J. Leroy, Yang, Liao, Raad, Lutfi

“…In the state of Alaska, a six-span 884.5-m orthotropic steel bridge crosses the Yukon River at a 6 percent grade. The bridge is on a gravel road, it has a…”
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Traction Performance of Transit and Paratransit Vehicles in Winter by Raad, Lutfi, John Lu, Jian

“…The traction performance of transit and paratransit vehicles during the winter is an important factor in public transportation system operations. Vehicle…”
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Numerical Application of Shakedown Theory to Pavements with Anisotropic Layer Properties by Boulbibane, Mostapha, Weichert, Dieter, Raad, Lutfi

“…A general numerical method for shakedown of pavements with anisotropic soil layers can be a useful development. The proposed method can be used to calculate…”
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Performance of Polymer-Modified Asphalt-Aggregate Mixtures in Alaska by Zubeck, Hannele, Raad, Lutfi, Saboundjian, Stephan, Minassian, George, Ryer, John

“…Polymer-modified asphalts are used in Alaska to address problems with rutting, cracking, and premature aging. This usage raises two important issues-the…”
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Numerical Methodology in Fatigue Analysis: Applications by Zhang, Tinggang, Raad, Lutfi

“…Fatigue behaviors of several different materials are studied by means of a numerical methodology presented in the basic formulation part of the paper. Fatigue…”
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Numerical Methodology in Fatigue Analysis: Basic Formulation by Zhang, Tinggang, Raad, Lutfi

“…Numerical simulation of fatigue crack growth in pavements could provide a simple and fast method to assess the resistance of the pavement to crack initiation…”
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MELVILLE'S LANDSCAPE IN "CLAREL." by RA'AD, BASEM LUTFI

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