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Analysis and Implementation of Resilient Modulus Models for Granular Solids
Publisher: American Society of Civil Engineers
Abstract: Constitutive equations based upon stress dependent moduli, like
Simple Nonlinear Model for Elastic Response of Cohesionless Granular Materials
Publisher: American Society of Civil Engineers
Abstract: A constitutive model based on hyperelasticity is proposed to capture the resilient (elastic) behavior of granular materials. Resilient behavior is a widely accepted idealization of the response of unbound granular layers ...
Variational Basis of Nonlinear Flexibility Methods for Structural Analysis of Frames
Publisher: American Society of Civil Engineers
Abstract: There have been a number of contributions to the literature on a class of structural analysis methods referred to as
Extended Blind Modal Identification Technique for Nonstationary Excitations and Its Verification and Validation
Publisher: American Society of Civil Engineers
Abstract: Recently the authors developed an output-only (or blind) identification technique for the modal identification of structures under ambient/free vibrations. In the present study, this method is extended to incorporate ...
Lateral Capacity Model for Backfills Reacting against Skew-Angled Abutments under Seismic Loading
Publisher: ASCE
Abstract: Presence of skew-angled abutments complicates the seismic behavior of ordinary bridges, primary effect of which is the passive lateral resistance of the engineered backfill behind the abutment. The eccentricity of the soil ...
Validated Lateral Seismic Force-Displacement Backbone Curves for High-Speed Rail Bridge Abutments
Publisher: ASCE
Abstract: California’s high-speed rail (HSR) system is slated to traverse nearly the entire length of the state, and thus it will be exposed to seismic risks from almost every known major tectonic fault there. The present study deals ...
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