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Analysis and Implementation of Thin‐Layer Element for Interfaces and Joints
Publisher: American Society of Civil Engineers
Abstract: An analysis and implementation of the thin‐layer element of Desai et al. for interfaces and joints shows that the planar approximation of the element treated as a solid element can provide satisfactory simulation of the ...
Experimental Evaluation of Shear-Strength Behavior of Delhi Silt under Static Loading Conditions
Publisher: American Society of Civil Engineers
Abstract: The capital city of India, Delhi, lies in the Indo-Gangetic alluvial trough. The soils of the Delhi region are known as “Delhi silt” because of the dominance of silt and, by and large, are nonplastic. The strength properties ...
Testing and Modeling Two Rockfill Materials
Publisher: American Society of Civil Engineers
Abstract: Modeled rockfill materials consisting of rounded and angular particles obtained from two dam sites are subjected to drained triaxial tests using large size specimens. An elastoplastic constitutive model based on the disturbed ...
Analysis of a Powerhouse Cavern in the Himalaya
Publisher: American Society of Civil Engineers
Abstract: A powerhouse cavern in the Himalaya has been analyzed using the finite element method under various stages of excavation. A constitutive model based on disturbed state concept has been used to depict the strain softening ...
Constitutive Modeling of a Schistose Rock in the Himalaya
Publisher: American Society of Civil Engineers
Abstract: Strain‐controlled triaxial tests have been conducted using servo‐controlled loading system on three schistose rocks from a hydropower project in the Himalaya. A constitutive model based on the disturbed state concept is ...
Stress-Strain-Volume Change Modeling of Delhi Silt in Triaxial Compression and Extension
Publisher: American Society of Civil Engineers
Abstract: This study investigates the drained stress-strain-volume change behavior of Delhi silt under triaxial compression and extension loading conditions using two different existing constitutive models, the hardening soil (HS) ...
Shaking Table Tests to Evaluate the Seismic Performance of Soil Nailing Stabilized Embankments
Publisher: ASCE
Abstract: A series of shaking table tests will be carried out on 0.4 m high instrumented soil nailed embankments. The important parameters considered in this study consist of a combination of three different slope angles (β = 30°, ...
Constitutive Model for Rockfill Materials and Determination of Material Constants
Publisher: American Society of Civil Engineers
Abstract: Two types of rockfill materials collected from seven sites are modeled and tested under triaxial loading. A constitutive model based on a disturbed state concept is used to characterize the behavior of modeled rockfill ...
Kinematics and Workspace Analysis of Protein Based Nano-Actuators
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: In this paper, a novel nanoscale protein based nano actuator concept is described. Molecular kinematic computational tools are developed and included in our Matlab Biokinematics Toolbox to study ...