International Journal of Geomechanics: Recent submissions
Now showing items 1921-1940 of 4049
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Analytical Study of the Permeability of a Foam-Conditioned Soil
(ASCE, 8/1/2020 1)It is important to control the permeability of a mixture of foam and solid in many fields such as civil engineering, petroleum engineering, and material processing. An analytical model to estimate the coefficient of ... -
Frost Deformation and a Quasi-Elastic-Plastic-Creep Constitutive Model for Isotropic Freezing Rock
(ASCE, 8/1/2020 1)Freeze–thaw weathering of rock masses in cold regions is mainly caused by the freezing deformation of rock exposed to subfreezing temperature. The deformation behavior of freezing rock is focused on in this research. The ... -
Analytical and Semi-Analytical Solutions for Describing Tunneling-Induced Transverse and Longitudinal Settlement Troughs
(ASCE, 8/1/2020 1)It is an ongoing problem to develop a solution to predict ground deformation induced by shallow tunnels construction in dry soils. This study proposes a closed-form elastic analytical solution and a plastic analytical ... -
Optimization of the Critical Slip Surface of Three-Dimensional Slope by Using an Improved Genetic Algorithm
(ASCE, 8/1/2020 1)An improved genetic algorithm is proposed to optimize the potential sliding surface of slopes. Compared with a conventional genetic algorithm, the genetic recombination between the previous generation and the newly generated ... -
Slip Surface and Active Earth Pressure of Cohesionless Narrow Backfill behind Rigid Retaining Walls under Translation Movement Mode
(ASCE, 8/1/2020 1)A slip-failure surface forms in the backfill soil upon sufficient yielding or movement of the wall that retains the backfill soil. The shape of the slip-failure surface plays an important role in estimating the lateral ... -
Behaviors of a Laterally Loaded Pile Located in a Mountainside
(ASCE, 8/1/2020 1)In this paper, the performance of a laterally loaded single pile located in a mountainside was predicted by a modified strain wedge (SW) technique and, in particular, the emphasis is on quantifying pile–soil interactions ... -
A Bounding Surface Viscoplasticity Model for Time-Dependent Behavior of Soils Including Primary and Tertiary Creep
(ASCE, 9/1/2020 1)A viscoplastic model is presented for creep and strain rate behavior of soils with particular reference to capturing drained, undrained, primary, and tertiary creep. The model is formulated in the context of the bounding ... -
Modeling Blast-Induced Fragmentation of Jointed Rock Mass Using Voronoi Discrete-Element Method
(ASCE, 8/1/2020 1)Pattern design and management of blasting in open pit mining have been constantly of great interest to many mining engineers so as to reach an appropriate degree of fragmentation for loading, hauling, and crushing systems. ... -
Influence of Microroughness on the Frictional Behavior and Wear Response of Planar Saw-Cut Rock Surfaces
(ASCE, 8/1/2020 1)Saw-cut rock surfaces, classically utilized to estimate basic friction angle of discontinuities by means of tilt test and other procedures, may seem planar to the naked eye. Nevertheless, they actually present roughness ... -
Elastoplastic Two-Surface Model for Unsaturated Cohesive Soils under Cyclic Loading
(ASCE, 8/1/2020 1)This paper presents an elastoplastic two-surface model for the description of the stress–strain behavior of unsaturated cohesive soils under suction-controlled cyclic loading conditions. First, the model was developed ... -
DEM Investigation on the Evolution of Fabric under True Triaxial Conditions in Granular Materials
(ASCE, 8/1/2020 1)The evolution of fabric under loading plays an important role in the micromechanical analysis of granular materials. This paper addressed this issue from the perspective of the discrete element method (DEM) simulation. A ... -
Experimental and Numerical Studies on the Performances of Stone Column and Sand Compaction Pile–Reinforced Hong Kong Marine Clay
(ASCE, 8/1/2020 1)Stone columns (SCs) and sand compaction piles (SCPs) are widely utilized as effective methods to increase the bearing capacity and reduce the settlement of soft ground. In this study, a physical model test was conducted ... -
Face Failure Potential of a Circular Tunnel Driven in Anisotropic and Nonhomogeneous Soils
(ASCE, 8/1/2020 1)A new procedure is presented in this paper to assess the tunnel face stability in anisotropic and nonhomogeneous soils. The three-dimensional (3D) rotational failure mechanism proposed by Subrin and Wong ( -
Experimental Study and Numerical Simulation of the Dynamic Behavior of Transversely Isotropic Phyllite
(ASCE, 8/1/2020 1)Understanding the dynamic mechanical behavior of transversely isotropic rocks is essential in various fields of rock engineering, such as tunnel digging, blasting, and underground excavation. The bedding structure and ... -
Behavior of Large Geotextile Mat Cofferdam with a New Arrangement of Geotextile Reinforcement Stiffness Lying on Soft Sediments
(ASCE, 8/1/2020 1)This paper proposes a new arrangement of geotextile reinforcement stiffness for large geotextile mat cofferdams that often suffer from the failure of the bottom layer mat. Cofferdams using this new reinforcement method are ... -
Three-Dimensional Analysis of Circular Tunnel Headings Using Broms and Bennermark’s Original Stability Number
(ASCE, 7/1/2020 1)The stability of a tunnel face is described by the combined effects of surcharge load, self-weight of the soil, and internal supporting pressure. This combination can cause failure in either blowout or collapse. Since the ... -
Characteristic Parameters Extraction Method of Hidden Karst Cave from Borehole Radar Signal
(ASCE, 8/1/2020 1)A hidden karst cave has a prominent influence on the design and construction of underground engineering. In order to improve the automatic identification accuracy of hidden karst cave areas and the acquisition accuracy of ... -
Effects of Load Duration and Stress Level on Deformation and Particle Breakage of Carbonate Sands
(ASCE, 7/1/2020 1)Time-dependent deformation of crushable soils attributable to particle breakage could dominate the postconstruction stability of high rockfill dams and pile foundations. The evolutionary trends of the volumetric strain, ... -
Nonlinear Consolidation Analysis of a Saturated Clay Layer with
(ASCE, 8/1/2020 1)This paper presents an analytical solution for one-dimensional nonlinear -
Effects of Tunneling-Induced Ground Movements on Stability of Piled Raft Foundation: Three-Dimensional Finite-Element Approach
(ASCE, 8/1/2020 1)Across the globe, rapid urbanization demands the construction of tunnels within the vicinity of high-rise buildings supported on piled raft foundations. As a consequence, ground movements caused by such tunneling works ...