International Journal of Geomechanics: Recent submissions
Now showing items 781-800 of 4049
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Active Earth Pressure on the Rigid Support Structures of Excavations Parallel to Tunnel Construction
(American Society of Civil Engineers, 2024)The failure mode of the soil behind the rigid support structure of excavations parallel to tunneling was simulated using the adaptive finite-element limit analysis method. This study showed the effects of tunnel diameter, ... -
Grouting Reinforcement Measures for a Shield Tunnel Undercrossing Foundation of a Pile Group
(American Society of Civil Engineers, 2024)Aiming at the condition of shield tunnel undercrossing the foundation of a pile group directly, using the settlement and inclination of the pile caps as the evaluation index, the reinforcing effect of the pregrouting of ... -
Calculation Method for the Loose Circle of Tunnel-Surrounding Rock Considering the Strain-Softening Effect
(American Society of Civil Engineers, 2024)During tunnel excavation, stress redistribution is caused by disturbance of the surrounding rock; when the stress exceeds the strength of rock mass, the surrounding rock enters the postpeak deformation stage and then ... -
Extension of Analytical Solution Methods to the Stability of Exposed Stratified Cemented Backfills
(American Society of Civil Engineers, 2024)The stability analysis of the backfill support system has been a significant analysis of stope performance in stoping mining method. For the past decades, the strength of exposed backfill was preferred to be conducted using ... -
Combined Effect of Non-Darcian Flow and Semipermeable Drainage Boundaries on One-Dimensional Consolidation of Unsaturated Soil
(American Society of Civil Engineers, 2024)The present article aims to understand the consolidation of unsaturated soil enclosed by semipermeable drainage boundaries and subjected to nonlinear water flow. The transient process of fluid flow is governed by the ... -
The Anisotropy of Rock Drilling in Marble Quarry Mining Based on the Relationship between Vertical and Horizontal Drilling Rates
(American Society of Civil Engineers, 2024)There is a high correlation between rock engineering behavior and the anisotropy index, which is crucial for the safety assessment of rock properties. In rock drilling, rock anisotropy significantly affects the cost and ... -
Discrete-Element Analysis for Compaction-Induced Stiffness Variation of Ballast Aggregate in Large-Scale Triaxial Testing
(American Society of Civil Engineers, 2024)Large-scale triaxial tests are popular for evaluating the mechanical properties of railroad ballast. The literature shows that different compaction methods have been used to prepare the samples. This research investigates ... -
Study on the Enhancement Effect and Design Method of Grouted Screw Anchors in Mucky Soils
(American Society of Civil Engineers, 2024)Screw anchor foundations are widely used in wind power and power transmission projects owing to their fast construction speed and low construction difficulty. However, their widespread application is constrained by their ... -
Load Settlement Response of Composite Foundation of Variable Pile Diameters
(American Society of Civil Engineers, 2024)On condition that the upper load varies greatly from area to area, the stiffness of a composite foundation usually needs to be adjusted and optimized by changing the length or diameter of a proportion of piles to control ... -
Effect of Valley Topography on the Behavior of Asphalt Concrete Core Walls in Earthen Dams
(American Society of Civil Engineers, 2024)An increasing number of asphalt concrete core wall earthen dams (ACCDs) are being constructed under complex topographical conditions. The narrow or asymmetrical river valleys might lead to significant arching effects and ... -
Mechanical Behavior of Sand Reinforced with Disposable Face Mask Chips under Biaxial Shear Conditions
(American Society of Civil Engineers, 2024)The coronavirus pandemic (COVID-19) has led to a surge in disposable mask waste, posing an urgent environmental challenge. This study explores a sustainable solution by using mask chips as reinforcement material in ... -
Effects of Soil Nonlinearity on the Seismic Behavior of Pile Foundations Reinforced with Micropiles
(American Society of Civil Engineers, 2024)Seismic retrofitting of existing bridges has been in practice for years to meet the stringent seismic requirements set forward by revised design codes. For retrofitting, however, bridge piers are often prioritized while ... -
Enhancement Mechanism of the Mechanical and Shrinkage Properties of Red Clay Solidified Using the Consolid System
(American Society of Civil Engineers, 2024)As a typical special soil, red clay found in Guizhou Province, China, must be improved before it can be used for projects owing to its high plasticity. As a soil curing agent, the Consolid system is applicable to a wide ... -
Combined Correlation Analysis and Multilinear Regression for Strength Model of Cement-Stabilized Clayey Soils
(American Society of Civil Engineers, 2024)Establishing a strength model for cement-stabilized clayey soils is crucial to the design and construction of cement-reinforced foundation projects. Numerous studies have used the parameters to establish the strength model, ... -
Semianalytic Solution for Two-Dimensional Consolidation of Interbedded Soil
(American Society of Civil Engineers, 2024)To consider the influence of the interaction of each clayey layer in the interbedded soils of a foundation on the soil consolidation, a two-dimensional calculation model based on the overall analysis is proposed and the ... -
Exploring the Effects of Initial Fabric Anisotropy due to Preshearing Stress History in Different Directions on the Undrained Behavior of Loose Sands
(American Society of Civil Engineers, 2024)The main objective of this study was to investigate the response of uniform sand under constant volume (i.e., undrained) conditions and how it is influenced by the initial anisotropy induced in the soil fabric due to ... -
Analytical System Reliability Analysis of a Geotextile-Reinforced Retaining Wall
(American Society of Civil Engineers, 2024)A geotextile-reinforced retaining wall is a geotechnical structure with many design parameters. Hence, the uncertainty of the input parameters considerably affects the design of these structures. On the other hand, when ... -
Experimental Study on Long-Term Performance of Tiered Geogrid-Reinforced Soil Walls under Sustained Loading
(American Society of Civil Engineers, 2024)In a tiered configuration, a geogrid-reinforced soil (GRS) wall is an acceptable alternative to a traditionally high gravity retaining wall. However, limited studies have been conducted so far to study the long-term ... -
Analysis of Deformation Characteristics and Failure Mechanism of Interbedded Surrounding Rock Tunnels Based on Principal Stress Difference
(American Society of Civil Engineers, 2024)After excavation of tunnels in interbedded surrounding rock, accidents such as rock peeling and arch crown collapse are prone to happen. In response to this issue, we first established an analysis model for the excavation ... -
Role of Tangential Displacement Amplitude in 3D Cyclic Simple Shear Behavior of Gravel–Steel Interface
(American Society of Civil Engineers, 2024)The tangential displacement amplitude determines the mobilization of shear strength and the deforming and sliding displacements of soil–structure interfaces, and therefore plays a crucial role in the interface behavior. A ...