International Journal of Geomechanics: Recent submissions
Now showing items 2581-2600 of 4049
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Estimation of Hydraulic Conductivity of Saturated Sand–Marine Clay Mixtures with a Homogenization Approach
(American Society of Civil Engineers, 2018)A series of oedometer tests was performed on pure marine clay and sand–marine clay mixtures with various initial water contents in the clay matrix and sand fractions. The hydraulic conductivity was computed from the ... -
3D FE Analysis on Settlement of Footing Supported with Rammed Aggregate Pier Group
(American Society of Civil Engineers, 2018)The uncertainties involved in the current design of footings supported by rammed aggregate piers (RAPs) have brought about the need to analyze the complete foundation system accurately using the three-dimensional finite-element ... -
Measured and Predicted Response of Pile Groups in Soft Clay Subjected to Cyclic Lateral Loading
(American Society of Civil Engineers, 2018)Major offshore and onshore structures, including transport corridors and high-rise buildings, resting on soft compressible clays are often supported by pile foundations. Apart from the usual vertical loading from the ... -
Experimental Study on Mechanical Properties and Anchorage Performances of Rock Mass in the Fault Fracture Zone
(American Society of Civil Engineers, 2018)The mechanical properties and anchorage performances of rock masses are important to the success of underground engineering in fault fracture zones, but the impact of the rock block size and cementing strength on these ... -
Application of Press-Replace Method to Simulate Undrained Cone Penetration
(American Society of Civil Engineers, 2018)A simplified numerical procedure to model a deep-penetration process, press-replace method (PRM), was used to simulate a cone penetration test (CPT) in undrained conditions with finite-element software. A detailed description ... -
Numerical Investigation of Grouting of Rock Mass with Fracture Propagation Using Cohesive Finite Elements
(American Society of Civil Engineers, 2018)The grouting of a rock mass is frequently adopted in engineering to enhance the strength and integrity of jointed rock. Based on the principle of hydraulic fracturing, grouting slurry with high pressure is injected into ... -
Influence of Temperature on Crack Initiation and Propagation in Granite
(American Society of Civil Engineers, 2018)High ground temperature plays an important role in stability analysis when dealing with underground projects. To study the influence of ground temperature on the properties of surrounding rock, conventional triaxial ... -
Seismic and Static Stability Analysis for 3D Reinforced Slope in Nonhomogeneous and Anisotropic Soils
(American Society of Civil Engineers, 2018)Reinforcements are essential for improvement of slope stability. In most slope stability analyses, the soil is regarded as homogeneous, whereas it is in fact nonhomogeneous in many cases. Based on the limit-analysis method, ... -
Mechanical and Propagating Behaviors of Single-Flawed Rock Samples with Hydraulic Pressure and Uniaxial Compression Conditions
(American Society of Civil Engineers, 2018)A large number of discontinuities is frequently encountered in geotechnical engineering that significantly influences the stability of engineering. Therefore, it is important to investigate the mechanical properties and ... -
Finite Element–Based Stability Charts for Underground Cavities in Soft Calcarenites
(American Society of Civil Engineers, 2018)The stability of shallow, artificial underground cavities in soft rocks interacting with overlying structures and infrastructures represents a challenging problem to be faced. This paper discusses a methodology that can ... -
Numerical Study on the Multifield Mathematical Coupled Model of Hydraulic-Thermal-Salt-Mechanical in Saturated Freezing Saline Soil
(American Society of Civil Engineers, 2018)Freezing in saturated saline soil is a dynamic, coupled hydraulic-thermal-salt-mechanical (HSTM) process. The aim of this paper is to establish a model to describe the coupling process. In the model, mass conservation law, ... -
Numerical Study of the Failure Response and Fracture Propagation for Rock Specimens with Preexisting Flaws under Compression
(American Society of Civil Engineers, 2018)This study incorporated an elastic brittle damage constitutive model into a program for modeling and analysis through a user subroutine interface to define a material’s mechanical behavior and considered nonlinear geometric ... -
Limit Analysis of Active and Passive Mechanisms of Shallow Tunnels in Nonassociative Soil with Changing Water Table
(American Society of Civil Engineers, 2018)The evaluation of the failure mechanism of a shallow tunnel is very significant in geotechnical engineering. In this literature an analytical methodology for determining the plane strain limit failure mechanism for a shallow ... -
Pore Pressure Response to Dynamically Installed Penetrometers
(American Society of Civil Engineers, 2018)Potentially, a seabed may be characterized rapidly and economically by using dynamically installed free-falling penetrometers (FFPs). Because of their relatively rapid deployment and recovery, FFPs may be preferred over ... -
Modeling Coupled Hydro-Bio-Mechanical Processes in Bioreactor Landfills: Framework and Validation
(American Society of Civil Engineers, 2018)Bioreactor landfills using leachate recirculation in municipal solid waste (MSW) undergo complex interrelated hydraulic, mechanical, and biochemical processes. In this study, the authors present a mathematical framework ... -
Behavior of Slopes under Multiple Adjacent Footings and Buildings
(American Society of Civil Engineers, 2018)This article examines the response of soil slopes under adjacent embedded strip foundations, subjected to increasing vertical load due to the gravity load of buildings. The study also considers slopes under closely spaced ... -
Numerical Investigation of Axial Monotonic Performance of Reinforced Helical Pulldown Micropiles
(American Society of Civil Engineers, 2018)The axial compression behavior of reinforced helical pulldown micropiles (RHPMs) and fiber-reinforced polymer (FRP)-RHPMs is investigated through three-dimensional finite-element (FE) analysis. The model was calibrated ... -
Modeling Postblasting Stress and Pore Pressure Distribution in Hydrating Fill Mass at an Early Age
(American Society of Civil Engineers, 2018)Cemented paste backfill (CPB) is a widely used porous medium to fill mined-out cavities in the subsurface due to its superior environmental and operational benefits. The stability of a retaining structure (barricade) is a ... -
Estimation of Ground Movement and Wall Deflection in Braced Excavation by Minimum Potential Energy Approach
(American Society of Civil Engineers, 2018)Prediction of soil displacements adjacent to braced excavations is critically important, especially in urban areas, to prevent any potential damage of adjacent buildings, service lines, and other infrastructure facilities. ... -
Strain-Dependent and Stress-Dependent Creep Model for a Till Subject to Triaxial Compression
(American Society of Civil Engineers, 2016)Soil exhibits creep behavior, in which the deformation of soil develops with time at a state of constant effective stress. A series of triaxial compression creep tests was performed on a saturated till to investigate the ...