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Numerical Modeling of the Seismically Induced Uplift Behavior of Twin Tunnels
Publisher: ASCE
Abstract: During an earthquake, large movements of soil may cause the instability and uplift of buried structures in liquefied soil. Intensive studies on the uplift behavior of underground structures have mainly focused on a single ...
Design Method for Wall Deformation and Soil Movement of Excavations with Inclined Retaining Walls in Sand
Publisher: ASCE
Abstract: The inclined retaining wall has been demonstrated to be an effective and efficient retaining structure for limiting deformation during excavations. However, a design method regarding wall deformation and soil movement of ...
Evaluation of the Bending Failure of Columns under an Embankment Loading
Publisher: ASCE
Abstract: Embankment stability issues present design and research challenges to geotechnical engineers. Current design methodologies for the stability of embankments on columns are mainly evaluated under assumptions of a shear failure ...
3D Numerical Modeling of the Inertial and Kinematic Interactions of Inclined Pile Groups in Liquefiable Soils
Publisher: American Society of Civil Engineers
Abstract: Previous earthquake events indicate that pile foundations in liquefiable soils are vulnerable to damage due to the coupling of inertial and kinematic effects. Inclined piles are widely applied in structures located in ...
Failure Mechanism and Bearing Capacity of Rigid Footings Placed on Top of Cohesive Soil Slopes in Spatially Random Soil
Publisher: ASCE
Abstract: This paper focuses on the bearing capacity of vertically loaded rigid footings adjacent to slopes with spatially random soil by performing random adaptive finite-element limit analysis. The solution is illustrated by ...
Effect of Densification Remediation on the Seismic Behavior of Embankments on Liquefiable Foundations
Publisher: American Society of Civil Engineers
Abstract: As a potential source of damage, earthquake-induced liquefaction is a major concern for embankment safety and serviceability. Densification has been a popular method for improving the performance of liquefiable soils. ...
Parametric Studies of Wall Displacement in Excavations with Inclined Framed Retaining Walls
Publisher: ASCE
Abstract: Due to the limitation of cantilever wall in practice, an innovative retaining structure, named inclined framed retaining wall (IFRW), has been developed. The aim of this investigation is to analyze the factors influencing ...
Seismic Bearing Capacity of Strip Footings on Ground Reinforced by Stone Columns Using Upper-Bound Solutions
Publisher: ASCE
Abstract: In this technical note, the seismic bearing capacity coefficients of shallow foundations placed on soft ground reinforced by stone columns are evaluated based on the upper-bound theorem of limit analysis. A kinematically ...
Stochastic Bearing Capacity and Failure Mechanism of Footings Placed Adjacent to Slopes considering the Anisotropic Spatial Variability of the Clay Undrained Strength
Publisher: ASCE
Abstract: The aim of this study is to investigate the influence of the anisotropic variability in soil on the failure mechanism and the ultimate bearing capacity of foundations that are placed near slopes. A random adaptive ...
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