International Journal of Geomechanics: Recent submissions
Now showing items 821-840 of 4049
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Stability Analysis of a Shield Tunnel in Unsaturated Soil Considering the Soil Arch Effect
(ASCE, 2024/04/01)This paper aims at proposing a calculation model to deal with the face stability of shield tunnels in unsaturated soil. Based on the existing results of centrifugal test and numerical simulation, a new failure mechanism ... -
Physics-Informed Neural Networks for Settlement Analysis of the Immersed Tunnel of the Hong Kong–Zhuhai–Macau Bridge
(ASCE, 2024/01/01)In this study, we propose a physics-informed neural networks algorithm that integrates a simplified physical model and neural networks for the settlement analysis and prediction of the immersed tunnel of the Hong ... -
A Method for Characterizing Stiffness of a Support System for Excavation Design
(ASCE, 2024/02/01)This study proposed a method to characterize the effect of support system stiffness in excavation design based on a newly developed stiffness influence factor. Three-dimensional finite-element analyses were performed ... -
New Cerchar Device Used for Evaluating Cerchar Abrasivity Parameters
(ASCE, 2024/03/01)Rock abrasivity is an important parameter that influences tool design and wear, the efficiency of tools, and cost during rock excavation. Generally, the abrasiveness of rocks is measured with the Cerchar abrasivity index ... -
A Solution Method for Tunnel Supporting Structure System Incorporating the Active Control of Surrounding Rock Deformation
(ASCE, 2024/01/01)With the continuous deepening that humans exploit underground space, tunnel engineering passing through sensitive strata, e.g., ultralarge buried depth, high water pressure, and active faults, has become more frequent. ... -
A General Method for Quantifying the Shear Strength Anisotropy of Soil
(ASCE, 2024/05/01)Although extensive investigations have been performed on soil anisotropy, little information is available regarding its quantification. The quantification of anisotropy reflects the extent to which the inherent anisotropy ... -
Effect and Mechanism of Freeze–Thaw Cycles on Static and Dynamic Characteristics of Expandable Polystyrene Lightweight Soil
(ASCE, 2024/02/01)We study the static and dynamic characteristics of expanded polystyrene (EPS) lightweight soil (SCS) under freeze–thaw cycles (NF-T) through unconfined compressive strength (UCS) and dynamic triaxial tests. The stress–strain ... -
An Elastoplastic Damage Model for Sandstone Considering the Compaction Effect and Freeze–Thaw Action
(ASCE, 2024/05/01)The freeze–thaw (F-T) cycle is one of the weathering factors that can cause rapid deterioration of the mechanical properties of rocks and threaten the stability and durability of rock engineering in cold regions. To study ... -
Pseudodynamic Stability Analysis of Landfill Veneer Cover Systems with Clogged Drainage Layer
(ASCE, 2024/02/01)The accumulated water within the drainage layer of a final cover system of municipal solid waste (MSW) landfills is the foremost reason for the failure of final covers. This study adopts a pseudodynamic (PD) method to ... -
Moment-Based Analysis of Onshore Wind Turbine Generator Foundation–Soil Response
(ASCE, 2024/03/01)In this study, we instrument the foundations and towers for two onshore shallow wind turbine generators (WTGs) to evaluate foundation response, quantify in-service loads, and assess the assumptions behind WTG foundation ... -
Response of Long–Short Supporting Piles due to Deep Excavation in Soil–Rock Combined Strata
(ASCE, 2024/02/01)The deformation of long–short supporting piles in soil–rock combined strata, which involves the cooperative working effect, is not easy to be analyzed by the theoretical method, and the deformation mechanism is not precise. ... -
Probabilistic Translational Stability of Multilayered Cover System Based on Limited Experimental Data
(ASCE, 2024/05/01)Multilayered cover systems (MLCSs) of waste containment facilities are generally prone to translational instabilities, largely governed by their interfacial shear strength parameters. For reliability assessment of a MLCS, ... -
Prediction for Rock Conditions in a Tunnel Area Using Advanced Geological Drilling Predictions Based on Multiwavelet Analysis and Modified Evidence Reasoning
(ASCE, 2024/04/01)Advanced geological prediction plays an essential role in disaster prevention and safety guarantee. In this paper, by combining multiwavelet analysis with modified evidence reasoning, a new geological prediction method for ... -
Bearing Capacity Estimation for Strip Foundation under Transient Flows
(ASCE, 2024/02/01)A new model was first proposed to estimate the ultimate bearing capacity of strip foundations under transient flows on the basis of the kinematic approach of limit analysis. To describe the collapse process, a symmetrical ... -
Constitutive Model of Cemented Coarse-Grained Soil and Its Application in High Concrete Face Rockfill Dam
(ASCE, 2024/02/01)Recently, research on cemented coarse-grained soil has gradually deepened. However, in water conservancy projects, cemented coarse-grained soils are often used in temporary buildings, such as cofferdams. There are a few ... -
Lateral Dynamics of a Pile in a Homogeneous Half-Space with Vlasov–Leont′ev Foundation Model and Expressions for a Rigid Disk
(ASCE, 2024/02/01)This article demonstrates a new formulation for lateral dynamic stiffness of a pile floating in a homogeneous half-space. In the formulation, the soil domain adjacent to the pile is modeled as a three-dimensional continuum ... -
Longitudinal Seismic Response of a Shield Tunnel Considering Longitudinal Bolt Prestress under Transverse Excitation
(ASCE, 2024/03/01)A shield tunnel is an assembled structure that is composed of segments and connecting bolts, and its longitudinal seismic response needs to be investigated. Bolt prestress is a common measure for shield tunnels, and ... -
Experimental Investigation on the Effect of Water Saturation on the Failure Mechanism and Acoustic Emission Characteristics of Sandstone
(ASCE, 2024/06/01)In-depth investigations into the effect of water saturation on the damage and failure mechanisms of rock have significance for analyzing the stability of the surrounding rock in water-rich rock masses. Uniaxial compression ... -
Moisture Migration in Unsaturated Sands under Controlled Thermal Gradient: A Heat Cell Study
(ASCE, 2024/05/01)Understanding the moisture migration of unsaturated soil in response to temperature changes is essential in soil science and geosystems applications. The coupling of thermohydro (TH) processes is a result of changes in ... -
Natural Frequency and Foundation Damping of Colocated and Hybrid Systems Sharing Wind Turbine Monopiles under Operational Conditions
(ASCE, 2024/01/01)This paper explores the utilization of the excess capacity of monopiles supporting offshore wind turbines (OWTs) by deploying hybrid and colocated wave and current marine energy concepts. However, there is a lack of guidance ...