International Journal of Geomechanics: Recent submissions
Now showing items 3261-3280 of 4049
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Vertical Vibration of a Pipe Pile in Viscoelastic Soil Considering the Three-Dimensional Wave Effect of Soil
(American Society of Civil Engineers, 2016)An analytical solution is developed in this paper to investigate the vertical vibration of a pipe pile in viscoelastic soil. The soil is assumed to be a homogeneous and isotropic layer. The pipe pile is considered as a ... -
Seismic Uplift Capacity of Horizontal Strip Anchors Using a Modified Pseudodynamic Approach
(American Society of Civil Engineers, 2016)The uplift capacity of shallow horizontal strip anchors embedded in cohesionless soil has been obtained under seismic conditions. The limit equilibrium approach with log spiral failure surface together with modified ... -
Uniform Gradient Element Formulation with Hourglass Control Scheme for Solving Fully Coupled Finite-Element Equations for Saturated Soils
(American Society of Civil Engineers, 2016)A uniform gradient (UG) element formulation for a four-node quadrilateral element is derived and implemented for solving the fully coupled governing equations for the dynamics of a saturated porous medium. An hourglass ... -
Case Studies of Reinforced Piled High-Speed Railway Embankment over Soft Soils
(American Society of Civil Engineers, 2016)Soil arching in the reinforced piled embankment is investigated in this paper on the basis of two case studies of high-speed railways constructed in the eastern coastal region of China. The majority of the overburden load ... -
Bounding Surface Constitutive Model for Cemented Sand under Monotonic Loading
(American Society of Civil Engineers, 2016)This paper presents a critical state constitutive model for cemented sand. The model uses a single capped yield surface as a function of the void ratio, confining pressure, preconsolidation pressure, and stress ratio at ... -
Vertical Uplift Capacity of Two Nearby Horizontal Strip Anchors Using the Method of Stress Characteristics
(American Society of Civil Engineers, 2016)The present study addresses the effect of interference on the uplift capacity of two closely spaced horizontal strip anchors embedded in cohesionless soil. The analysis has been performed using the method of stress ... -
Simplified Finite-Element Model for Site Response Analysis of Unsaturated Soil Profiles
(American Society of Civil Engineers, 2016)A numerically stable and computationally efficient finite-element model for analyzing the dynamic response of unsaturated soil profiles in terms of total stresses is presented in this paper. The highly nonlinear, fully ... -
Numerical Procedure for Simulating the Two-Phase Flow in Unsaturated Soils with Hydraulic Hysteresis
(American Society of Civil Engineers, 2016)When modeling the seepage process in a variably saturated porous medium, it is crucial to properly characterize the effects of hydraulic hysteresis. In this paper, a theoretical model of two-phase flow in porous media is ... -
Noncoaxial Behavior of a Highly Angular Granular Material Subjected to Stress Variations in Simple Vertical Excavation
(American Society of Civil Engineers, 2016)Experiments were carried out using a dynamic hollow-cylinder apparatus (HCA) to investigate the effects of stress paths and principal stress rotations experienced during a simple vertical excavation on the element-scale ... -
Experimental Study on the Influence of Drillhole Roughness on the Pullout Resistance of Model Soil Nails
(American Society of Civil Engineers, 2016)Pullout resistance of cement-grouted soil nails is a key factor affecting the safety conditions of retaining walls, slopes, and excavations. The mobilized frictional resistance at the interface between soil nails and ... -
Structural Analysis Framework for Concrete-Faced Rockfill Dams
(American Society of Civil Engineers, 2016)Concrete-faced rockfill dams (CFRDs) are commonly built around the world. As energy demands soar and construction methods evolve, the interest in the construction of CFRDs with larger heights has increased tremendously. ... -
Staged Construction Modeling of Steel Pipes Buried in Controlled Low-Strength Material Using 3D Nonlinear Finite-Element Analysis
(American Society of Civil Engineers, 2015)Several complexities are inherent in numerical simulation of staged construction modeling of large-diameter steel pressure pipes. A comprehensive robust three-dimensional (3D) nonlinear finite-element analysis model was ... -
Strain-Softening Model for Hydrate-Bearing Sands
(American Society of Civil Engineers, 2015)The extraction of methane gas from hydrate-bearing sediments has garnered increasing global interest in recent years. Understanding the sediment response to potential production scenarios is vital for both accurate reservoir ... -
Numerical Analysis of Earth Embankment Resting on Liquefiable Soil and Remedial Measures
(American Society of Civil Engineers, 2016)Liquefaction-induced ground displacements resulting from earthquake shaking are a major cause of damage to earth structures comprised of, or underlain by, loose saturated granular soils. The present paper describes the ... -
Special Issue on Time-Dependent Stress–Strain Behavior of Geomaterials
(American Society of Civil Engineers, 2015) -
One-Dimensional Consolidation Analysis of Unsaturated Soils Subjected to Time-Dependent Loading
(American Society of Civil Engineers, 2016)During consolidation, excess pore-air and pore-water pressures are forced to dissipate through permeable boundaries. This dissipation process inevitably results in the reduction of the soil volume, and thus settlement. ... -
Evaluation Approach of the Slope Stability Based on Deformation Analysis
(American Society of Civil Engineers, 2016)Once a slope is led to the limit equilibrium state using the strength-reduction method, the displacement contours located near the critical slip surface are quite close. The critical slip surface is composed of the points ... -
Discussion of “Pore-Water Pressure Development Caused by Wave-Induced Cyclic Loading in Deep Porous Formation” by Africa M. Geremew
(American Society of Civil Engineers, 2014) -
Constitutive Model for Sand–Tire Chip Mixture
(American Society of Civil Engineers, 2016)Recycling or reuse of scrap tires in civil engineering projects has gained significant research attention in recent years. Experimental investigation reports suggest that inclusion of tire chips in sand increases the shear ... -
Multiscale Numerical Modeling of Steel Bridge Deck Pavements Considering Vehicle–Pavement Interaction
(American Society of Civil Engineers, 2016)Cracking is a major distress in steel bridge deck pavements. To determine the critical cracking zone, a numerical multiscale structural analysis was proposed and performed on the basis of a case study. First, a whole bridge ...