International Journal of Geomechanics: Recent submissions
Now showing items 561-580 of 4049
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Investigation and Experimental Verification of a Constitutive Model Considering Structural Characteristics of Soft Clay
(American Society of Civil Engineers, 2025)The mechanical behaviors of structured soft clay in consolidation tests and undrained triaxial shear tests were investigated, revealing evident structural properties of undisturbed Ningbo clay. Based on the experimental ... -
Investigating the Relationship between Geochemistry, Leeb Rebound Hardness, and Cerchar Abrasivity Index
(American Society of Civil Engineers, 2024)Rock hardness and abrasivity are among the most crucial properties that can significantly impact the interaction between rocks and mechanical tools in different parts of geoengineering projects. Accurate estimation of these ... -
Investigating the Effect of Dilatancy Angle and Cohesion on Particle Motion Characteristics Using the SPH Method
(American Society of Civil Engineers, 2024)The instability process of the slope is governed by cohesion and dilatancy angle. The FEM and limit equilibrium method fail to accurately replicate the impact of cohesion and dilatancy angle on the dynamic instability of ... -
Influence of Water Content on Shear Strength and Tangential Adhesion Strength of Sand by a Modified Vane Shear Test Device
(American Society of Civil Engineers, 2025)The shear strength of sand is important to the design and modeling of shield tunneling, and the tangential adhesion strength is a key parameter when determining the pressure gradient along the screw conveyor, the clogging ... -
Influence of Natural Rubber Latex Thickness on the Behavior of Jointed Rocks during Shear Wave Propagation
(American Society of Civil Engineers, 2024)Understanding the dynamics of rock mass behavior necessitates the study of seismic waves generated by various sources of vibration within rocks. Joints and fractures are prevalent in rock masses and substantially impact ... -
Implementation of a Nonlinear State–Dilatancy Law in the NorSand Model
(American Society of Civil Engineers, 2025)The original NorSand (ONS) state-dilatancy law (ONS-SDL) presents challenges when trying to make changes in the formulation of the critical state line or stress–dilatancy rule and the associated yield surface. Additionally, ... -
Horizontal Deformation of a Tunnel Controlled by Capsuled Expansion Technique in Soft Clay: Field Trial and Numerical Analysis
(American Society of Civil Engineers, 2025)Controlling tunnel response induced by lateral excavation in soft clay has become a significant focus of modern research. Capsuled expansion is an innovative active control technique used to control the deformation of ... -
Horizontal Bearing Characteristics of Ultralong Composite Steel Tube Concrete Variable-Section Piles
(American Society of Civil Engineers, 2025)In order to consider the comprehensive effects of steel casings in addition to the construction method in engineering projects, this study investigates the influence of steel casing length, thickness, mud skin, and shear ... -
Geomechanics Behavior of Salt Caverns following Depressurization and Backfilling
(American Society of Civil Engineers, 2025)Rock salt deposits are highly suitable for gas storage and for disposing of nuclear and highly contaminated waste. Large caverns can be easily created in rock salt deposits through dissolution. Rock salt exhibits extremely ... -
Fuzzy Multiattribute Decision-Making Model Based on an Improved DEAHP for Selection of a Shield Auxiliary Construction Method
(American Society of Civil Engineers, 2025)Using a suitable shield auxiliary construction method (SACM) is crucial when encountering adverse geological conditions in tunneling. However, its current selection often relies on the experience of the project team and ... -
Fracturing Behavior of Fine-Grained Soil Mixtures under Uniaxial Compression Studied Using X-Ray Microtomography
(American Society of Civil Engineers, 2025)The micromechanical behavior of two fine-grained soil mixtures, i.e., RS-C containing river sand grains and GB-C containing glass beads, was investigated using X-ray microtomography (µCT). The specimens were uniaxially ... -
Finite-Element Limit Analysis Formulation using Bishop’s Strength Criterion for Anisotropic Undrained Soils
(American Society of Civil Engineers, 2025)This paper presents a novel finite-element limit analysis formulation employing Bishop’s strength criterion—an anisotropic model designed specifically for soils loaded under undrained conditions. The proposed approach ... -
Failure of Ring Foundations on Soft Clay Reinforced with an Annular Stone Column
(American Society of Civil Engineers, 2025)The pressure–settlement response of ring foundations placed on soft clay and reinforced with an annular stone column was determined both experimentally and numerically. The mean diameters of the ring footing and the stone ... -
Failure Mode Characteristic of Rocks Containing a Weak Interlayer with Different Thickness and Dip Angles Based on Discrete-Element Method
(American Society of Civil Engineers, 2025)Both the integrity and the strength of a rock mass are influenced by weak interlayers. In order to study the failure modes of a rock mass with a weak interlayer under uniaxial compression load, based on the discrete-element ... -
Failure Mechanisms of Boreholes in Soft Coal Seams: Comparative Analysis of Protective Sieve Pipes
(American Society of Civil Engineers, 2025)A key strategy for mitigating gas-related disasters involves the effective drainage of gas through in-seam short boreholes. Maintaining the integrity of these boreholes in soft coal seams, prone to deformation, collapse, ... -
Failure Mechanism and Ultimate Uplift Capacity Calculation Method for Belled Uplift Piles Considering Influences from Underground Water
(American Society of Civil Engineers, 2025)As underground structures’ burial depth increases, buoyancy resistance due to groundwater becomes more pronounced. This study, through numerical simulation, analysis of field measurement data, and theoretical analysis, ... -
Face Stability Analysis of Shield Tunnel in Cohesive–Frictional Soils Considering Soil Arch Evolution
(American Society of Civil Engineers, 2024)Face instability models considering the gradual evolution of the soil arching effect and the characteristics of face instability under different cover-to-diameter ratios are proposed in this paper. The face instability ... -
Experimental Study on the Dynamic Evolution Characteristics of Desiccation Cracking of Fiber-Improved Fine-Grained Coral Soil
(American Society of Civil Engineers, 2025)This study was aimed at exploring the dynamic evolution characteristics of desiccation cracking in fiber-improved fine-grained coral soil, with a focus on the effects of layer thickness and polyvinyl alcohol (PVA) fiber ... -
Experimental Study on Microbially Induced Carbonate Precipitation Reinforcement of Silty Sand in an Artificial Seawater Environment
(American Society of Civil Engineers, 2025)Microbially induced carbonate precipitation (MICP) is an eco-friendly technique for weak soil reinforcement. In this study, Sporosacina pasteurii was used to strengthen silty sand after multigradient domestication in an ... -
Experimental Study and a 3D Compression Model on the Compressibility of Saline Clayey Sand
(American Society of Civil Engineers, 2025)The compressibility of saline soil is crucial to infrastructure construction in saline areas. In the present study, oedometer tests were conducted on samples of artificial saline clayey sand with varying salt content to ...