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 …

3D stability and failure mechanism of undrained clay slopes subjected to seismic load

P Hong-in, S Keawsawasvong, VQ Lai… - Geotechnical and …, 2023 - Springer
Seismic stability of soil slope is one of challenging problems in soil dynamics. In this study,
the stability of three-dimensional (3D) undrained clay slopes subjected to pseudo-static …

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 …

Numerical analyses of the 2D bearing capacity of block-in-matrix soils (bimsoils) under shallow foundations

C Schmüdderich, LF Prada-Sarmiento… - Computers and …, 2021 - Elsevier
Bimsoils are mixtures of large geotechnically significant competent blocks embedded in a
weaker soil matrix. Conventional design approaches usually account for the matrix strength …

Analytical solution for displacement-dependent 3D earth pressure on flexible walls of foundation pits in layered cohesive soil

M Han, X Chen, J Jia - Acta Geotechnica, 2024 - Springer
This paper proposes a calculation method of displacement-dependent three-dimensional
(3D) earth pressure on flexible walls of the foundation pits, further considering spatial effects …

Structured deformation of granular material in the state of active earth pressure

D Leśniewska, A Tordesillas, M Pietrzak, S Zhou… - Computers and …, 2023 - Elsevier
The paper focuses on the ability of granular materials to undergo structured deformation by
analysing the data from the retaining wall model tests and discrete element simulations. The …

Undrained lateral resistance of fixed-headed rectangular and circular piles

S Keawsawasvong, W Chaonoi, JT Chavda… - Transportation …, 2023 - Springer
In this paper, a numerical study of undrained lateral resistance of fixed-headed rectangular
and circular piles is presented. The 3D finite element limit analysis with upper and lower …

Sand deformation mechanisms and earth pressures mobilised with passive rigid retaining wall movements

C Deng, SK Haigh - Géotechnique, 2022 - icevirtuallibrary.com
A series of centrifuge tests was conducted to explore the deformation mechanisms and earth
pressures mobilised in loose and dense sand for a complete set of passive movement …

A two-step dynamic FEM-FELA approach for seismic slope stability assessment

C Schmüdderich, C Herz, A Albared, J Machaček… - Acta Geotechnica, 2024 - Springer
The determination of the factor of safety (FoS) of slopes during seismic excitation can be
complex if the relevant effects of pore water pressure accumulation, nonlinear material …

Sensitivity analyses of the different influencing factors on numerical investigations of landslides

B Schneider‐Muntau, X Dai… - Geomechanics and …, 2022 - Wiley Online Library
Calculation approaches, shear strength approaches, material parameters and external
influences have a significant impact on the results of slope stability analyses. This influence …