International Journal of Geomechanics: Recent submissions
Now showing items 1661-1680 of 4049
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Determination of Passive Earth Pressure Coefficients for a Sloping Cohesive Backfill under Uniform Surcharge Loading
(ASCE, 6/1/2021)Compared to the Rankine and Coulomb passive earth pressure theories, the logarithmic spiral theory considers curved failure surfaces, which is its greatest advantage. To improve the logarithmic spiral theory further, a new ... -
Prediction of Peak Shear Strength of Rock Joints Based on Back-Propagation Neural Network
(ASCE, 6/1/2021)The shear strength model, a predictive method for effectively characterizing the shear strength of joints, can be used to evaluate the stability of the rock mass. However, the traditional shear model is difficult to apply ... -
Face Stability Analysis of EPB Shield Tunnels in Dry Granular Soils Considering Nonuniform Chamber Pressure and a Dynamic Excavation Process
(ASCE, 6/1/2021)The support pressure at the tunnel face of earth pressure balance (EPB) shield machines is usually assumed to be uniform from the crown to the invert, which is a notable simplification of reality. In this study, the effects ... -
Earth Pressures on Retaining Walls Backfilled with Sand Admixed with Building Derived Materials: Laboratory Scale Study
(ASCE, 6/1/2021)Earth retaining structures are constructed to withstand lateral pressure from backfill soil and surcharge pressures from the foundations of adjacent structures. Although sands are considered as the most suitable backfill ... -
Predicting Resilient Modulus of Cementitiously Stabilized Subgrade Soils Using Neural Network, Support Vector Machine, and Gaussian Process Regression
(ASCE, 6/1/2021)Artificial neural network (ANN), support vector machine (SVM), and Gaussian process regression (GPR) were developed in this study for predicting resilient modulus (Mr) values of cementitously stabilized subgrade soils. A ... -
Undrained Spherical Cavity Expansion in Unsaturated Soils: Semianalytical Solution Coupling Hydraulic and Mechanical Behaviors
(ASCE, 6/1/2021)A coupled hydromechanical solution to undrained spherical cavity expansion problem in unsaturated soil is proposed with an elastoplastic model for unsaturated soil. The mechanical response and hydraulic behavior of soil ... -
Correlation of Critical State Strength Properties with Particle Shape and Surface Fractal Dimension of Clinker Ash
(ASCE, 6/1/2021)Clinker ash is a byproduct obtained from coal-fired electrical generators. It is a type of recycled granular material with a complex particle shape and large surface roughness. Particle shape descriptors and surface fractal ... -
Permeability Characteristics of Porous Rock with Conduits under Stokes–Brinkman–Darcy Coupling Model
(ASCE, 6/1/2021)Conduits, the main channels within a rock mass, can significantly affect the permeability characteristics of rock masses. This paper presents a Stokes–Brinkman–Darcy coupling model to study the permeability characteristics ... -
Analytical Method for Segmental Tunnel Linings Reinforced by Secondary Lining Considering Interfacial Slippage and Detachment
(ASCE, 6/1/2021)The reinforcement of shield tunnels with secondary linings is a widely used method to enhance the overall rigidity of tunnels; therefore, ensuring tunnel safety during construction and operational periods. According to a ... -
Study on Refined Back-Analysis Method for Stress Field Based on In Situ and Disturbed Stresses
(ASCE, 8/1/2021)Due to uncertainties in the geological evolution process, engineering geological conditions, and nonuniqueness of the solution for in situ stress regression analysis, stress field regression has always been a difficult ... -
Development of Lateral Capacity-Based Envelopes of Piled Raft Foundation under Combined <i>V-M-H</i> Loading
(ASCE, 6/1/2021)Combined piled raft foundation (CPRF) is an effective solution for supporting high-rise constructions. The traditional design philosophy of CPRF does not consider the capacity of foundation based on combined vertical (V), ... -
Particle Breakage Effect on Compression Behavior of Realistic Granular Assembly
(ASCE, 7/1/2021)A numerical investigation of the effect of particle breakage on the one-dimensional compression behavior of a realistic granular assembly was carried out using the discrete-element method. The morphologies of sands were ... -
Lateral Load Behavior of Inclined Micropiles Installed in Soil and Rock Layers
(ASCE, 6/1/2021)In this paper, the lateral load-carrying behavior of inclined micropiles installed in various soil–rock layer conditions was investigated based on the results from the model load tests and finite-element analyses. The ... -
Experimental Investigation on the Influence of Thermochemical Effect on the Pore–Water Status in Expansive Soil
(ASCE, 6/1/2021)The pore-water status, including adsorptive and capillary water, in expansive clay with different dry densities was investigated under the effect of temperature and saline solution via the nuclear magnetic resonance ... -
Experimental and Numerical Studies on Load-Carrying Capacities of Encased Micropiles with Perforated Configuration under Axial and Lateral Loadings
(ASCE, 6/1/2021)In this study, the axial and lateral load-carrying behavior of encased micropile (MP) with perforated configuration was investigated. The perforated casing adopted in this study was a casing with holes on the casing surface ... -
Experimental Investigation of the Dynamic Characteristics of Treated Silt Using Lignin: Case Study of Yellow River Flood Basin
(ASCE, 5/1/2021)Silt is widely distributed in North China Plain, especially in the Yellow River flood basin. Unfortunately, untreated silt cannot be directly used as a subgrade filler. Therefore, it is of great practical significance to ... -
Cavity Expansion–Contraction-Based Method for Tunnel–Soil–Pile Interaction in a Unified Clay and Sand Model: Drained Analysis
(ASCE, 5/1/2021)This paper proposes an analytical method based on drained solutions of cavity expansion and contraction in a unified clay and sand model to investigate tunnel–soil–pile interactions. Cavity expansion analyses are used to ... -
Localization of Deformation in Anisotropic Granular Materials Utilizing the Microstructure Tensor
(ASCE, 7/1/2021)The shear band formation and orientation in anisotropic granular materials have been studied. The anisotropy is described by making use of the microstructure tensor that complies with principles of continuum mechanics and ... -
Thermomechanical Soil–Structure Interaction in Single Energy Piles Exhibiting Reversible Interface Behavior
(ASCE, 5/1/2021)Analytical solutions for displacement, strain, and stress in a single energy pile provide rational, mechanics-based qualitative and quantitative understanding of thermomechanical load transfer mechanism in energy piles. ... -
Active Earth Pressure against Inverted T-Type Retaining Walls under Translation Mode
(ASCE, 6/1/2021)Inverted T-type retaining walls are widely used in civil engineering. Classic earth pressure theories cannot accurately predict the failure mechanism of soils behind inverted T-type retaining walls. Under wall translation ...