Undrained stability of unsupported conical slopes in anisotropic clays based on Anisotropic Undrained Shear failure criterion

W Yodsomjai, S Keawsawasvong… - Transportation …, 2021 - Springer
In this paper, novel stability solutions of unsupported conical slopes in anisotropic clays are
presented by using the lower bound and upper bound finite element limit analyses under an …

Data-driven prediction of stability of rock tunnel heading: an application of machine learning models

C Ngamkhanong, S Keawsawasvong… - Infrastructures, 2022 - mdpi.com
In this paper, Artificial Neural Networks (ANN) have been utilized to predict the stability of a
planar tunnel heading in rock mass based on the well-defined Hoek-Brown (HB) yield …

Prediction of undrained lateral capacity of free-head rectangular pile in clay using finite element limit analysis and artificial neural network

S Panomchaivath, W Jitchaijaroen, R Banyong… - Engineered …, 2023 - espublisher.com
This paper is dedicated to investigating the undrained lateral capacity of rigid free-head
rectangular/square piles in cohesive soil. The study utilizes the three-dimensional Finite …

Limit analysis solutions for stability factor of unsupported conical slopes in clays with heterogeneity and anisotropy

VQ Lai, DK Nguyen, R Banyong… - International Journal of …, 2022 - World Scientific
The novel stability solutions of unsupported conical slope in anisotropic and
inhomogeneous clays utilizing the lower-bound (LB) and upper-bound (UB) finite-element …

Seismic stability of unsupported vertical circular excavations in c-φ soil

P Petchkaew, S Keawsawasvong… - Transportation …, 2023 - Springer
In this study, the seismic stability of vertical circular excavations in cohesive-frictional soil
considering the effect of pseudo-static seismic body force is examined. The lower bound and …

Undrained stability of unsupported rectangular excavations: anisotropy and non-homogeneity in 3D

VQ Lai, J Shiau, S Keawsawasvong, S Seehavong… - Buildings, 2022 - mdpi.com
The stability of unsupported rectangular excavations in undrained clay is examined under
the influence of anisotropy and heterogeneity using the three-dimensional finite element …

3D stability analysis of unsupported rectangular excavation under pseudo-static seismic body force

P Petchkaew, S Keawsawasvong… - Geomechanics and …, 2023 - Taylor & Francis
In this paper, the seismic stability number of unsupported excavations in cohesive-frictional
soil under the influence of pseudo-static seismic body forces is examined. Three …

Machine learning approaches for the prediction of the seismic stability of unsupported rectangular excavation

DR Kumar, W Wipulanusat, J Sunkpho… - Engineered …, 2024 - espublisher.com
The seismic stability of unsupported rectangular excavations poses significant challenges in
geotechnical engineering, especially in underground structures. This study addresses the …

The state of the art and new insight into combined finite–discrete element modelling of the entire rock slope failure process

H An, Y Fan, H Liu, Y Cheng, Y Song - Sustainability, 2022 - mdpi.com
The stability of rock slopes is of significance, as even the slightest slope failure can result in
damage to infrastructure and catastrophes for human beings. Thus, this article focuses on …

Design equations for predicting stability of unlined horseshoe tunnels in rock masses

J Lawongkerd, J Shiau, S Keawsawasvong… - Buildings, 2022 - mdpi.com
This paper aims to propose new stability equations for the design of shallow, unlined
horseshoe tunnels in rock masses. The computational framework of the upper-and lower …