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Scaling Factors Quantifying Seismic Load Uncertainty with Soil Nonlinearity Effect in Displacement-Based Design of Bridge Abutments
Publisher: ASCE
Abstract: The displacement-based design methods for bridge abutments, essentially cantilever retaining walls, require an input of expected ground motion on-site. For major projects, these motions are obtained based on site-specific ...
Effect of Microfabric on Mechanical Behavior of Kaolin Clay Using Cubical True Triaxial Testing
Publisher: American Society of Civil Engineers
Abstract: Various aspects of the mechanical behavior of kaolin clay are discussed in light of experimental observations from a series of strain controlled true triaxial undrained tests performed on cubical kaolin clay specimens with ...
Effect of Intermediate Principal Stress on Overconsolidated Kaolin Clay
Publisher: American Society of Civil Engineers
Abstract: The influence of intermediate principal stress on the mechanical behavior of overconsolidated kaolin clay is investigated using three-dimensional true triaxial testing on cubical specimens. A flexible boundary, true triaxial ...
Effect of Loading Boundary Conditions in Plane Strain Mechanical Response and Local Deformations in Sand Specimens
Publisher: ASCE
Abstract: This study investigates the effect of loading boundary conditions on the mechanical behavior of cuboidal sand specimens during plane strain (PS) testing. Deformation-controlled PS compression tests were performed with ...
Simplified 1D Elastic Modeling of Duo-Pile Foundation System Incorporating the Interaction Mechanisms Prevailing under Lateral Loads
Publisher: ASCE
Abstract: A Duo-pile foundation system can be an effective alternative where control of lateral deflection under eccentric lateral loads is stringent, e.g., in elevated highways and railways. Three-dimensional (3D) numerical analysis ...
Instability Analysis of Sand under Undrained Biaxial Loading with Rigid and Flexible Boundary
Publisher: American Society of Civil Engineers
Single Hardening Elasto-Plastic Model for Kaolin Clay with Loading-History-Dependent Plastic Potential Function
Publisher: American Society of Civil Engineers
Abstract: The effect of principal stress rotation on the mechanical behavior of Kaolin clay is investigated using combined axial-torsional tests on hollow cylindrical specimens. The yielding behavior and failure criteria are found ...
Perturbation Intensity and Mesh Convergence in Coupled Undrained Instability Analysis in Sands under Biaxial Loading
Publisher: ASCE
Abstract: The influence of perturbation magnitude and extent of area on the emergence of localized instability in sand specimens subjected to biaxial loading has been explored within a numerical framework using a generalized 3D ...