International Journal of Geomechanics: Recent submissions
Now showing items 1121-1140 of 4049
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Mechanical Behavior and Failure Mechanism of Rocks under Impact Loading: The Coupled Effects of Water Saturation and Rate Dependence
(ASCE, 11/1/2023 )Rock masses in engineering applications are often simultaneously soaked in a moist environment and exposed to dynamic loads with different rates. It is therefore essential to understand the mechanical behavior and failure ... -
Experimental Investigations on the Soil–Water Characteristic Curve and the Deformation Behaviors of Unsaturated Cement–Stabilized Soft Clay
(ASCE, 10/1/2023 )Cement stabilization is a widely applied technique in improving the workability and geotechnical properties of soft clay. This paper investigated the influence of cement stabilization on the soil–water characteristic curve ... -
Numerical Simulations of a Strip Footing on the Soil Slope with a Buried Pipe Using the Material Point Method
(ASCE, 11/1/2023 )Given the prevalence of such scenarios worldwide, it is of the utmost importance for geotechnical practitioners to understand the behavior of a strip footing located over a pipe buried within a slope. This study focuses ... -
Simplified Theoretical Prediction for Lateral Deformation of a Diaphragm Wall Using the General Third-Order Plate Theory
(ASCE, 11/1/2023 )The diaphragm wall is widely used in deep excavation engineering to guarantee the safety of the foundation pit and surrounding environment during excavation. An accurate prediction of the lateral deformation of the diaphragm ... -
Study of the Rotation of Blocks in a Two-Dimensional Blocky Rock Mass under the Impact Load and Torque
(ASCE, 10/1/2023 )Rock masses have complex block-hierarchical structures involving various scale levels, which should be considered in dynamic and static conditions. Because the interlayer has weak mechanical properties, the deformation of ... -
Vibration Mechanism and Energy Transfer Analysis of Dynamic Compaction Method on Ground with High Groundwater Level
(ASCE, 11/1/2023 )The dynamic compaction mechanism of high-groundwater-level (HGL) foundations is still unclear, which seriously affects the engineering application of dynamic compaction in the riverbed and land reclamation. In this study, ... -
Shear Behavior of Biochar-Amended Biocemented Calcareous Sand Treated by Biostimulation
(American Society of Civil Engineers, 2023/01/01)Biostimulated microbially induced carbonate precipitation (MICP) is an innovative soil improvement approach utilizing indigenous ureolytic microbes to hydrolyze urea. The objective of this study is to investigate the effect ... -
Equivalent Constitutive Model for Jointed Rock Masses and Its Application in Large Underground Caverns
(American Society of Civil Engineers, 2023/01/01)Jointed rock masses with different orientations and spacings are widely exposed in rock engineering applications, such as underground caverns, slopes, and tunnels, which significantly influence the rock engineering stability ... -
Interactive Role of Rolling Friction and Cohesion on the Angle of Repose through a Microscale Assessment
(American Society of Civil Engineers, 2023/01/01)Cohesion and rolling friction play key roles in governing the behavior of soil; however, only a limited number of studies have been able to assess the simultaneous contributions of these two microparameters on the ... -
Failure Envelope of an Underground Rectangular Pipe Gallery in Clay under Pipe–Soil Interactions
(American Society of Civil Engineers, 2023/01/01)Urban underground comprehensive pipe galleries (referred to as UCPGs) often have large rectangular cross sections and are now widely used as underground tunnel spaces for accommodating various engineering pipelines used ... -
Theoretical Calculation Method of Open-Loop Pressure for Sleeve-Valve Pipe Grouting and Engineering Verification
(American Society of Civil Engineers, 2023/06/01)The sleeve-valve pipe grouting technique is widely used in railway, highway, and house construction in China for its outstanding advantages in recent years. However, as the key parameter of sleeve-valve pipe grouting, the ... -
Undrained Solution for Cylindrical Cavity Expansion in Structured Clays Using a Hypoplastic Model
(American Society of Civil Engineers, 2023/01/01)This paper develops an innovative undrained solution for cylindrical cavity expansion using a hypoplastic model that could well reflect the mechanical properties of clay, especially the structural degradation of unstable ... -
Lateral Static Response of Piles Based on a Full-Fledged Two-Parameter Foundation Model
(American Society of Civil Engineers, 2023/02/01)A rigorous analytical continuum subgrade model translated into an equivalent two-parameter mechanical model of the Pasternak type is used to study the static response of piles to lateral loads. The model fully accounts for ... -
Numerical and Physical Modeling of the Effect of the Cone Apex Angle on the Penetration Resistance in Coarse-Grained Soils
(American Society of Civil Engineers, 2023/02/01)The tip shape of penetrometers and piles has an important influence on the soil resistance mobilized during penetration. Blunt or flat tips typically generate greater penetration resistances, which can lead to refusal ... -
The Effect of Foundation Shape on Subgrade Reaction Coefficient
(American Society of Civil Engineers, 2023/04/01)This paper numerically examines the effect of foundation shape on the subgrade reaction coefficient. The distribution of the subgrade reaction coefficient on the foundation area and the values of this coefficient in different ... -
Optimal Design of Rigid Inclusions and Stone Columns Using Multiobjective Optimization
(American Society of Civil Engineers, 2023/02/01)Ground improvement adopting stone columns or rigid inclusions has become popular in engineering practice as it can be more economical under certain design criteria. In typical designs of either stone columns or rigid ... -
Numerical Simulation of Rock Fracture and Permeability Characteristics under Stress–Seepage–Damage Coupling Action
(American Society of Civil Engineers, 2023/01/01)In the field of rock mechanics, the stress–seepage–damage coupling numerical simulation of rock has always been a hot topic but a difficult problem. Based on this background, we newly derive the smoothed particle hydrodynamics ... -
Support Pressure for Stability of Horseshoe-Shaped Tunnels in Undrained Clay Using Lower-Bound Finite-Element Limit Analysis
(American Society of Civil Engineers, 2023/01/01)In this paper, the peripheral stability of a horseshoe-shaped tunnel in undrained clay with linearly increasing and directionally dependent strength is studied using the lower-bound theorem of plastic analysis coupled with ... -
Stability Analysis of Anchor-Reinforced Soil Slopes with Taylor’s Stability Chart
(American Society of Civil Engineers, 2023/02/01)The stability of earth slopes can be enhanced by introducing an anchoring system. The factor of safety of an anchor-reinforced slope is one of the essential items required to evaluate stability. This parameter can be ... -
New Method for Computing Slip-Line Fields and Earth-Pressure Coefficients in Cohesionless Backfills
(American Society of Civil Engineers, 2023/01/01)A simplified numerical method was proposed for computing the slip-line field, as well as the associated earth-pressure coefficient, in a cohesionless backfill with an inclined surface lying behind an inclined rough wall. ...