International Journal of Geomechanics: Recent submissions
Now showing items 501-520 of 4049
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Characterizing the Shape Effect and Stability Coefficient of an Embankment under an S-Shaped Gully
(American Society of Civil Engineers, 2025)The embankment of an S-shaped gully (E-SSG) has a specific topography, which results in its unique shape effect. However, how the shape effect of the E-SSG is generated, how it relates to different geometric variables, and ... -
Densification and Drainage Effects of Stone Columns on Mitigating the Uplift of a Shield Tunnel Induced by Soil Liquefaction
(American Society of Civil Engineers, 2025)After sand liquefaction, buried underground structures may float, leading to structural damage. Therefore, implementing effective reinforcement measures to control sand liquefaction and soil deformation is crucial. Stone ... -
Assessing the Dynamic Strength of Slate Foliation: Shaking-Table Tests and DEM Implementation
(American Society of Civil Engineers, 2025)In this study, a sequence of experiments using a shaking table instrument was undertaken to explore the dynamic resilience of slate foliation, encompassing both unpenetrated and completely penetrated foliation conditions. ... -
Effects of Lignin on the Dynamic Characteristics and Mechanisms of Silty Soil
(American Society of Civil Engineers, 2025)To address the issues of significant deformation and susceptibility to liquefaction of silt under traffic loads, while also promoting the reuse of waste lignin, lignin was used to reinforce silt. A series of laboratory ... -
Analytical Method for the Deformation of an Existing Tunnel Undercrossed by New Twin Tunnels Considering Strengthening the Foundation
(American Society of Civil Engineers, 2025)The existing tunnel is protected and reinforced before excavation to control its deformation caused by new twin tunnel excavation in homogeneous foundations. In addition to soil, various other reinforced structures strengthen ... -
Seismic Design of Mechanically Stabilized Earth Walls Built in Confined Spaces Considering Strain Localization and Bilinear Failure Surfaces
(American Society of Civil Engineers, 2025)Mechanically stabilized earth (MSE) walls are constructed in proximity to existing stable structures or rock faces due to urbanization and significant transportation demand during the widening of existing highways. Presently, ... -
A Hybrid Second-Order Exponential Cone Programming–Based Lower Bound Finite-Element Limit Analysis Framework for Rock Tunnels in Anisotropic Rock Masses
(American Society of Civil Engineers, 2025)In this study, a new conic optimization technique, hybrid second-order exponential cone programming (HSOECP) in the framework of lower bound finite-element limit analysis, has been developed. This framework combines the ... -
Three-Dimensional Analysis of Buttress and Cross Walls on Controlling Wall Deformation Induced by Deep Excavation
(American Society of Civil Engineers, 2025)The buttress and cross walls are commonly used to control wall deformation induced by deep excavations. In this paper, the optimum performance of the buttress wall along two cross-wall intervals in deep excavations is ... -
Experimental Study on the Deformation of Anisotropic Loess under Cyclic Spherical Stress
(American Society of Civil Engineers, 2025)Cyclic spherical stresses are prevalent in dynamic stress fields and significantly influence the dynamic behavior of loess, a material characterized by high compressibility and anisotropy. Previous research has primarily ... -
Dynamic Tensile Behavior of Anisotropic Rocks: Crack Evolution, Energy Dissipation, and Mechanical Mechanism
(American Society of Civil Engineers, 2025)Evaluating the dynamic mechanical properties of rocks is the foundation for preventing and controlling relevant disasters. To investigate the dynamic tensile failure mechanism of transversely isotropic rocks, Brazilian ... -
An Upper-Bound SOCP-Based FELA Formulation for Plane Strain and Axisymmetric Problems: Incorporating Absolute Value of Tangential Velocity Jump along Velocity Discontinuities
(American Society of Civil Engineers, 2025)To solve plane strain and axisymmetric stability problems in geomechanics, a second-order cone programming (SOCP)-based upper-bound (UB) finite-element limit analysis (FELA) formulation is presented. The formulation ... -
Effect of Physical and Mechanical Properties on Crack Propagation and Dynamic Strength of Rocks with Multiscale Cracks
(American Society of Civil Engineers, 2025)The physical and mechanical properties of rocks significantly affect their deformation and fracture. Currently, the correlation between the physical and mechanical properties and the dynamic deformation and fracture in ... -
Prediction of Bearing Capacity of Closely Spaced Footings: Multilayer Geogrid-Reinforced Pond Ash Perspective
(American Society of Civil Engineers, 2025)To counter the scarcity of available construction sites, infrastructure industry considers closely spaced footings as one of the viable options. The present study investigated the load–settlement behavior of two closely ... -
Analysis of Three-Dimensional Effects of a New Prefabricated Recyclable Retaining System
(American Society of Civil Engineers, 2025)A novel, resilient, prefabricated, and recyclable retaining system is proposed for underground excavations, comprising a rigid steel frame and flexible steel panels. Laboratory model testing and finite-element simulations ... -
Effect of Densification Remediation on the Seismic Behavior of Embankments on Liquefiable Foundations
(American Society of Civil Engineers, 2025)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. ... -
Study on the Diffusion Mechanism and Influencing Factors of Permeation Grouting in Unsaturated Strata
(American Society of Civil Engineers, 2025)During permeation grouting, the unsaturated characteristics of shallowly buried strata are often overlooked, leading to an overestimation of the diffusion range and reduced reinforcement effectiveness. Based on the generalized ... -
Effect of Porosity on the Prediction of Natural Frequencies of Cylindrical Rock Samples: Analytical Model and Experiments
(American Society of Civil Engineers, 2025)The prediction of natural frequencies of porous rock samples is essential for investigating their dynamic behaviors. Utilizing a cylinder vibration model governed by the Lame–Navier equation, a novel analytical model was ... -
Sucrose Degradation and Its Influence Mechanism on the Mechanical Properties of Contaminated Soil: Experimental Insight
(American Society of Civil Engineers, 2025)The infiltration and degradation of domestic contaminants have a substantial influence on the mechanical properties of soil. Sucrose is one of the oligosaccharide contaminants with high content and is prone to degradation ... -
A Modified <i>p</i>-<i>y</i> Hyperbolic Model Considering the Soil Unloading Effect for the Bored Pile
(American Society of Civil Engineers, 2025)The effect of soil radial unloading existing in the bored pile hole excavation process can weaken the bearing capacity of pile foundations, and the relevant theoretical method of calculating the pile horizontal bearing ... -
Numerical Solution for Nonlinear Consolidation of Composite Foundations with Impervious Piles Based on Hansbo’s Flow
(American Society of Civil Engineers, 2025)In composite foundations, impervious piles function as vertical reinforcement, significantly enhancing the bearing capacity of the foundation. However, compared to granular material piles, the drainage path in composite ...