International Journal of Geomechanics: Recent submissions
Now showing items 81-100 of 3523
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Discrete-Element Numerical Investigation of the Dynamic Response Characteristics and Instability Mechanism of a Cross-Jointed Rock Mass Slope under Multistage Sustained Seismic Action
(American Society of Civil Engineers, 2025)Frequent earthquakes, coupled with discontinuous geological conditions, complicate the earthquake dynamic response characteristics of slopes. To reveal the dynamic accumulative damage effect and instability mechanism of a ... -
Discrete-Element Method Study of the Effect of Ballast Layer Depth on the Performance of Railway Ballast Bed
(American Society of Civil Engineers, 2025)In the construction and maintenance of railway track systems, studying the influence of ballast depth on the performance of railway track structures is important to ensure the safety and sustainability of the built ... -
Discrete-Element Investigation on the Progressive Failure of Cut-and-Cover Tunnel Lining with Various Section Features
(American Society of Civil Engineers, 2024)Similar to the deep-buried tunnel, the lining of the cut-and-cover tunnel (CCT) exhibits varying degrees of cracking failure during ultrahigh backfill. To explore the whole progressive failure process of a high-filled ... -
A Numerical Study of the Behavior of Sand–Crumb Rubber Mixture–Filled Trench for Active Vibration Isolation
(American Society of Civil Engineers, 2025)Ground-borne vibrations produced by various human activities and natural events frequently have undesirable impacts on human life and the environment. To achieve healthy living conditions, it is necessary to isolate these ... -
Design and Study of Locally Resonant Wave-Impeding Barriers for Mitigating Environmental Vibrations on Adjacent Reinforced Concrete Buildings
(American Society of Civil Engineers, 2025)The effect of environmental vibrations, such as those from traffic, mechanical operations, and building construction, on nearby buildings and infrastructure have become a serious issue. Novel approaches are needed to ... -
DEM-DFM Modeling Suffusion of Granular Soils under Triaxial Compression
(American Society of Civil Engineers, 2025)Suffusion of soils is one of the common hazards in geotechnical and ocean engineering. The influence of the stress condition of soils on suffusion, however, remains unexplored in previous studies. In this study, systematical ... -
Deep Excavation–Induced Stability Evaluation of a Triple Tunnel Using Discrete and Continuum Numerical Modeling
(American Society of Civil Engineers, 2025)One of the most crucial tasks in the design, control, and construction of urban deep excavations is ensuring the safety of the existing underground infrastructure. Deformation and settlement created by excavation may damage ... -
A Novel Chart Method for Seismic Stability of 3D Hoek–Brown Rock Slope Considering Dynamic Characteristics of Ground Motion
(American Society of Civil Engineers, 2025)A novel stability chart solution is presented to help the rapid assessment of the seismic stability of three-dimensional rock slopes subjected to the Hoek–Brown criterion. The present method incorporates the dynamic ... -
Cyclic Behavior of Rubber–Sand Mixture under Multilane Traffic Loads Considering Principal Stress Rotation
(American Society of Civil Engineers, 2025)Rubber–sand mixture (RSM), an environmentally friendly material, has been used in the pavement subgrade. Previous studies investigate the cyclic response of RSM with various rubber contents by triaxial devices under traffic ... -
Cyclic Behavior and Liquefaction Resistance of Loose Ground Improved by Granular Columns
(American Society of Civil Engineers, 2024)A series of undrained cyclic triaxial tests were carried out on loose sand specimens, including encased and non-encased granular columns, to evaluate the cyclic behavior and liquefaction resistance of the ground improved ... -
Cumulative Deformation Behavior of Coarse-Grained Red Mudstone Soil under Cyclic Loading
(American Society of Civil Engineers, 2024)Red mudstone is a problematic soil that is easily subjected to weathering, disintegrating, and swelling. In this study, a series of large-scale cyclic triaxial tests were performed to investigate the cumulative deformation ... -
Crushing Characteristics of Mud Cakes Scoured by Cutterhead Jets in a Slurry Shield
(American Society of Civil Engineers, 2024)In this paper, the Edinburgh Elasto-Plastic Adhesion (EEPA) model is used to characterize discrete-element particles. Based on the coupling technology of the computational fluid dynamics (CFD)-discrete-element method (DEM), ... -
A Nonorthogonal Elastoplastic Model for Overconsolidated Clay
(American Society of Civil Engineers, 2025)The constitutive model in geotechnical engineering plays a critical role, driving the need for ongoing research and improvement. In this study, by utilizing a single yield curve and only one hardening parameter, a nonorthogonal ... -
Coupled Effects of Particle Shape and Grain-Scale Deformability on Repose Angle of Sand–Rubber Granule Mixture
(American Society of Civil Engineers, 2024)Particle shape and grain-scale deformability play key roles in controlling the response of granular material; however, in the literature, the effects of these parameters have generally been evaluated separately. In this ... -
A Nonlinear Breakage Mechanics Model: From Extreme Entire Life Model to Breakage Evolution of Limestone Based on Separation of Helmholtz Free Energy under Cyclic Loading
(American Society of Civil Engineers, 2025)Rock structures and load conditions play a considerable role in the deformation and failure process of rocks. To explore the nonlinear mechanical mechanism of brittle rocks, this study presents the extreme entire life ... -
Consolidation and Hydraulic Properties of Sand–Biochar and Lightly Cemented Sand–Biochar Mixtures
(American Society of Civil Engineers, 2025)Soil–biochar mixtures have been increasingly investigated for geotechnical applications (e.g., landfill cover system and roadway stormwater filter). However, biochar particles have lower stiffness and strength than soil ... -
Consolidation Analysis of Dredged Slurry Treated by Crosswise-Arranged Prefabricated Horizontal Drains: Analytical and Experimental Insights
(American Society of Civil Engineers, 2024)The use of prefabricated horizontal drains (PHDs) combined with vacuum preloading (VP) has emerged as a popular dredged slurry treatment strategy. However, few theoretical contributions are available to assess its consolidation ... -
Component and System Reliability Assessment of Landfill Cover Systems Using Pseudostatic and Pseudodynamic Methods
(American Society of Civil Engineers, 2024)This paper assesses the reliability of landfill veneer cover systems against direct-sliding failure (DSF) and uplifted-floating failure (UFF) modes using the second-order reliability method (SORM). Variability in stability ... -
A Modified Newmark Analysis of Lateral Spreading Based on Liquefaction Initiation Time
(American Society of Civil Engineers, 2025)The displacement of lateral spreading induced by liquefaction is of great interest to engineering practice. In this paper, a modified Newmark sliding block method was proposed to predict the displacement magnitude of lateral ... -
Comparative Analysis of Longitudinal Seismic Responses of Rigid, Flexible, and Semirigid Immersed Tunnels Using the Analytical Method
(American Society of Civil Engineers, 2024)To adapt to complex underwater geological conditions, immersed tunnel projects have gone through the development from rigid and flexible to semirigid immersed tunnels. The stiffness of segment joints and the element joint ...