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Horizontal Response of Piles in Layered Soils
Publisher: American Society of Civil Engineers
Abstract: An inexpensive and realistic procedure is developed for estimating the lateral dynamic stiffness and damping of flexible piles embedded in arbitrarily layered soil deposits. Starting point is the determination of the pile ...
Dynamic Response of Arbitrarily Shaped Foundations
Publisher: American Society of Civil Engineers
Abstract: The paper presents a method to compute the effective dynamic stiffnesses
Undrained Monotonic and Cyclic Triaxial Strength of Sand
Publisher: American Society of Civil Engineers
Abstract: The undrained behavior of saturated sand in monotonically loaded triaxial tests is discussed using steady state concepts. The relations among various drained and undrained strength envelopes are first examined. These ...
Effect of Soil Plasticity on Cyclic Response
Publisher: American Society of Civil Engineers
Abstract: A study on the influence of the plasticity index (PI) on the cyclic stress‐strain parameters of saturated soils needed for site‐response evaluations and seismic microzonation is presented. Ready‐to‐use charts are included, ...
Seismic Response of Shallow Foundation on Liquefiable Sand
Publisher: American Society of Civil Engineers
Abstract: Eight centrifuge model experiments were conducted to investigate the mechanism of liquefaction-induced settlement of a shallow foundation, as well as the effectiveness of sand densification by vibrocompaction under the ...
Lateral Cyclic Loading Centrifuge Tests on Square Embedded Footing
Publisher: American Society of Civil Engineers
Abstract: Cyclic lateral loading centrifuge tests were performed on a model of an embedded foundation to study its lateral response at various displacement levels up to ultimate lateral load capacity. The tests simulated a reinforced ...
Micromechanical model to predict sand Densification by Cyclic Straining
Publisher: American Society of Civil Engineers
Abstract: It has been observed that the application of cyclic shear loading to a dry sand and other cohesionless soils results in a progressive volume reduction and a relative density increase. Although this densification is larger ...
Simple Radiation Damping Model for Piles and Footings
Publisher: American Society of Civil Engineers
Abstract: A simple model is developed to obtain radiation damping coefficients of soil‐foundation systems, for both plane‐strain and axisymmetric loading conditions. Despite the simplifying assumptions made, the obtained closed‐form ...
Residual Strength and Large-Deformation Potential of Loose Silty Sands
Publisher: American Society of Civil Engineers
Abstract: Laboratory and field evidence on residual shear strength, density, and penetration resistance of very loose, water-deposited silty sands and sandy silts capable of liquefying and developing large shear deformations is ...
Numerical Simulations of Monotonic and Cyclic Loading of Granular Soil
Publisher: American Society of Civil Engineers
Abstract: The paper explores the use of discrete element simulations to model granular soil response to monotonic and cyclic loading. Two‐ and three‐dimensional random arrays of quartz spheres of various diameters are used that ...