International Journal of Geomechanics: Recent submissions
Now showing items 1421-1440 of 4049
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Numerical Study of a Binary Mixture of Similar Ellipsoids of Various Particle Shapes and Fines Contents
(ASCE, 2022-4-1)This paper presents a numerical study of the mechanical properties of a binary mixture of similar prolate ellipsoids of various particle shapes and fines’ contents using the discrete element method. The ratio of the major ... -
Lateral Pullout Tests and Modeling Failure Modes for Nongrouted Anchor Nails in Flexible Protection System
(ASCE, 2022-4-1)This paper presents an investigation into the influence of the size of nongrouted anchor nails on the role of anchorage capacity in a flexible protected system. A lateral pullout test was used to examine the deformation, ... -
Ultimate Lateral Pressure of Circular Pile in Undrained Clay Considering the Strength Reduction Induced by Pile Installation
(ASCE, 2022-4-1)This study analyses the classical problem of the ultimate lateral pressure (ULP) of a circular pile in undrained clay considering the undrained strength reduction induced by pile installation. A modified Tresca model ... -
Kaolin Clay Reinforced with a Granular Column Containing Crushed Waste Glass or Traditional Construction Sands
(ASCE, 2022-4-1)Installation of granular columns is a cost-effective and versatile in situ technique to improve the shear strength, settlement, and drainage behavior of weak soils. It involves backfilling vertical boreholes in the ground ... -
Field Installation Effects of Stone Columns on Load Settlement Characteristics of Reinforced Soft Ground
(ASCE, 2022-4-1)Soft-soil reinforcement with stone columns is a popular ground improvement method. Installation of columns modifies the surrounding soft soil properties; this phenomenon is termed “smear.” Although several previous ... -
Modified Shear Displacement Method for Analysis of Piles in Unsaturated Expansive Soils Considering Influence of Environmental Factors
(ASCE, 2022-6-1)Pile foundations are widely used in regions with expansive soils to transfer the loads from superstructures to a rigid soil stratum, thereby alleviating stability and deformation problems. However, current design procedures ... -
Displacement-Based Back-Analysis Frameworks for Soil Parameters of a Slope: Using Frequentist Inference and Bayesian Inference
(ASCE, 2022-4-1)The displacement-based back-analysis is an effective approach to determine the values of soil parameters of a slope. However, the applicability of different methods of the displacement-based back-analysis varies. This paper ... -
Experimental and Numerical Investigations of Cerchar Scratching Rock Interaction
(ASCE, 2022-4-1)This paper presents Cerchar scratch tests performed on sandstone samples with a constant thrust force of 70 N. The scratch test is reproduced using discrete element method (DEM) models. Simulated scratching force–(depth-) ... -
Experimental Investigation of Mixture Design and Durability Performance of Alkali-Activated Rammed Earth
(ASCE, 2022-4-1)This study investigates the utilization of alkali-activated granular blast furnace slag (GBFS) and fly ash (FA) for stabilizing rammed earth materials and assessing their mechanical and durability properties. Twenty mixtures ... -
A Novel Method for Stability Analysis of Weakly Inclined Subgrade by Centrifuge Model Test and the Finite-Element Method
(ASCE, 2022-4-1)The stability analysis of a weakly inclined subgrade is a crucial topic of geotechnical engineering. This work established a novel method based on the Swedish method to solve the stability analysis of a weakly inclined ... -
Evaluation of Destress Blasting Effectiveness Using the Seismic Moment Tensor Inversion and Seismic Effect Methods
(ASCE, 2022-4-1)The effectiveness evaluation of long-hole destress blasting in an underground hard coal mine was made via the seismic effect method and the seismic moment tensor inversion. The seismic effect method is based on the difference ... -
Effect of Particle Shape on Soil Arching in the Pile-Supported Embankment by 3D Discrete-Element Method Simulation
(ASCE, 2022-4-1)The particle shape plays an important role in controlling the behavior of granular material, thus needing to be considered in the formation and evolution of soil arching in the pile-supported embankment. Based on the ... -
Optimization of Grouting Material for Shield Tunnel Antifloating in Full-Face Rock Stratum in Nanchang Metro Construction in China
(ASCE, 2022-4-1)Grouting control is one of the key measures to reduce segment floating, to ensure safety and efficiency during shield tunnel construction. In this study, optimization of backfill synchronous grouting material for shield ... -
Strength Characteristics and Micropore Structures of Residual Soil with Different Suctions
(ASCE, 2022-4-1)This paper presents micro–macro behaviors of unsaturated residual soils within high suctions. A series of unsaturated soil specimens was prepared using the saturated-saline-solution-based vapor equilibrium technique, ... -
Behavior of Ring Footing on Two-Layered Soil due to Various Loading Positions
(ASCE, 2022-5-1)The primary focus of the present article is to evaluate the bearing capacity of ring footing placed over two-layered soils and subjected to vertical loadings applied over certain portions of the footing, namely, inner half, ... -
Effects of Grain Size and Moisture Content on the Strength of Geogrid-Reinforced Sand in Direct Shear Mode
(ASCE, 2022-4-1)In this study, the effects of grain size and moisture content on the interface shear strength of sandy soils against a polypropylene biaxial geogrid were evaluated using a large-scale shearing device. Soil specimens with ... -
Stochastic Assessment of Landslide Influence Zone by Material Point Method and Generalized Geotechnical Random Field Theory
(ASCE, 2022-4-1)In landslide analysis, reliable prediction of landslide’s influence zone is significantly difficult due to the inherent heterogeneity of soils and their spatially varying geological properties. In this paper, a probabilistic ... -
Influence of Abrupt Thickening on the Shear Wave Propagation on Reduced Cosserat Media with Imperfect Interface
(ASCE, 2022-4-1)The present study delves into the propagation phenomenon of shear waves in a layered structure comprised of reduced Cosserat stratum imperfectly bonded to a reduced Cosserat substrate having abrupt thickening at the ... -
Experimental Study on the Dilatancy Characteristics and Equation of Saturated Sand–Gravel Composites during the Whole Shearing Process
(ASCE, 2022-3-1)The dilatancy equation plays an important role in establishing the elastoplastic model for sand–gravel composites. However, the equation is not comprehensive in its considerations. In this paper, experimental investigations ... -
Prediction for Water Inrush Disaster Source and CFD-Based Design of Evacuation Routes in Karst Tunnel
(ASCE, 2022-5-1)Tunnel construction in mountain areas, especially in karst regions, is challenging due to complex hydrogeological conditions in such regions, such as water inrush disaster induced by water-bearing structures that may ...