International Journal of Geomechanics: Recent submissions
Now showing items 3241-3260 of 4049
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Numerical Study of the Mechanical Behavior of Nonpersistent Jointed Rock Masses
(American Society of Civil Engineers, 2016)Estimating the mechanical properties of nonpersistent jointed rock masses is one of the most challenging problems in practical rock engineering due to the complex interaction of rock joints and intact-rock bridges. In this ... -
Analysis of Axial Loading of Pile Groups in Multilayered Elastic Soil
(American Society of Civil Engineers, 2016)This paper presents a semianalytical solution for axially loaded pile groups in multilayered, linear-elastic soil profiles. The piles in the group can have circular, square, or rectangular cross sections. The soil displacement ... -
Observed Effects of Interparticle Friction and Particle Size on Shear Behavior of Granular Materials
(American Society of Civil Engineers, 2016)This paper presents an experimental study on the shear behavior of granular materials, focusing on the effects of interparticle friction and particle size, which are of fundamental importance but are not yet well understood. ... -
Theoretical Solutions of a Circular Tunnel with the Influence of the Out-of-Plane Stress Based on the Generalized Hoek–Brown Failure Criterion
(American Society of Civil Engineers, 2016)The effect of out-of-plane stress on theoretical solutions of stress, displacement, and plastic radius for a circular tunnel were studied by using the generalized Hoek–Brown (HB) failure criterion and nonassociated flow ... -
Numerical Simulation Analysis of Reservoir Bank Fractured Rock-Slope Deformation and Failure Processes
(American Society of Civil Engineers, 2016)The fluctuations of reservoir water levels significantly change the hydrogeological conditions of reservoir banks and thus affect the steady state of the bank slope. Reservoir landslide stability is governed by the complex ... -
Analytical Model to Predict Dynamic Responses of Railway Subgrade due to High-Speed Trains Considering Wheel–Track Interaction
(American Society of Civil Engineers, 2016)In this paper, a full vehicle–track–ground coupling model is presented to evaluate the dynamic response of the subgrade due to high-speed trains. The vehicle was modeled as a multibody. The track was considered as an Euler ... -
Model for Coupled Large Strain Consolidation and Solute Transport in Layered Soils
(American Society of Civil Engineers, 2016)A numerical model, called CST3 (Consolidation and Solute Transport 3), is presented for coupled one-dimensional large strain consolidation and solute transport in layered soils. The consolidation algorithm accounts for ... -
Pressure Distribution around Rigid Culverts Considering Soil–Structure Interaction Effects
(American Society of Civil Engineers, 2016)Heger pressure distributions are considered a fundamental tool in the design of RC culverts, according to the direct-design method. However, some factors known to affect soil–structure interaction are neglected when using ... -
Discussion of “Volume Change Behavior of Fly Ash–Montmorillonite Clay Mixtures” by Sujit Kumar Pal and Ambarish Ghosh
(American Society of Civil Engineers, 2015) -
Numerical Simulation of Geogrid-Reinforced Soil Barriers Subjected to Differential Settlements
(American Society of Civil Engineers, 2015)A numerical simulation of centrifuge model tests was carried out to develop an understanding of the behavior of geogrid-reinforced soil barriers (GRSBs) of landfill covers subjected to differential settlement. The influence ... -
Lateral Vibration of Pile Groups Partially Embedded in Layered Saturated Soils
(American Society of Civil Engineers, 2015)A simplified solution procedure is proposed for estimating the dynamic response of a pile group partially embedded in a layered saturated soil and subjected to horizontal harmonic loading. In the proposed procedure, the ... -
Penetration of Steel Catenary Riser in Soft Clay Seabed: Finite-Element and Finite-Volume Methods
(American Society of Civil Engineers, 2015)The penetration of steel catenary risers and other cylindrical objects, such as offshore pipelines or T-bar penetrometers, in a soft clay seabed is of practical importance in deepwater oil and gas development. Finite-element ... -
Verification of Implementation of HiSS Soil Model in the Coupled FEM–SBFEM SSI Analysis
(American Society of Civil Engineers, 2016)The scaled boundary FEM (SBFEM) has become an attractive alternative to traditional rigorous methods available for modeling the unbounded media for soil–structure interaction (SSI) analysis using the substructure method. ... -
Fundamental Issues of Elastic Viscoplastic Modeling of the Time-Dependent Stress–Strain Behavior of Geomaterials
(American Society of Civil Engineers, 2015)In this paper, a number of fundamental concepts are presented and explained. These include (1) differences among an instant compression line, a normal consolidation line, and a true instant compression line; (2) the ... -
Evolution of Molecular Interactions in the Interlayer of Na-Montmorillonite Swelling Clay with Increasing Hydration
(American Society of Civil Engineers, 2015)In this work, the swelling behavior of sodium (Na)-montmorillonite clay with increasing amounts of hydration is studied using molecular dynamics. The molecular models of the dry clay and the hydrated clays, consisting of ... -
Mesoscale Modeling of Spallation Failure in Fiber-Reinforced Concrete Slab due to Impact Loading
(American Society of Civil Engineers, 2016)In this paper, a model for damage and fracture, considering the heterogeneity of material properties, is validated and used to investigate the mechanism of spallation in fiber-reinforced concrete (FRC) slabs with various ... -
Effect of Recycled Asphalt Pavement on Thermal Cracking Resistance of Hot-Mix Asphalt
(American Society of Civil Engineers, 2015)This study explored the thermal cracking resistance of hot-mix asphalt (HMA) mixes containing recycled asphalt pavement (RAP). One RAP source was used to design two types of Superpave mixes, namely, Oklahoma S3 base and ... -
Effect of Characteristic Lengths of Fracture on Thermal Crack Patterns
(American Society of Civil Engineers, 2015)Approximately uniformly spaced cracking occurs in many different materials and processes during thermal or drying shrinkage. Such cracks may occur when a slab of material restrained at the bottom is subjected to a sudden ... -
Analytical Bearing Capacity of Strip Footings in Weightless Materials with Power-Law Failure Criteria
(American Society of Civil Engineers, 2016)Sokolovskii’s method of characteristics is extended to provide analytical solutions for the ultimate load at the moment of plastic failure under plane-strain conditions of shallow strip foundations on weightless rigid-plastic ... -
Axially Loaded Piles in Consolidating Layered Soil
(American Society of Civil Engineers, 2016)The interaction of an applied axial load and a drag load on a circular pile in consolidating layered soil is investigated. A rigorous load-transfer theory with elastoplastic slip considered at the pile–soil interface for ...