Scale of fluctuation for spatially varying soils: estimation methods and values

B Cami, S Javankhoshdel, KK Phoon… - ASCE-ASME Journal of …, 2020 - ascelibrary.org
Spatial variability is one of the major sources of uncertainty in geotechnical applications.
This variability is characterized customarily by the scale of fluctuation. Scale of fluctuation …

Practical application of the stochastic finite element method

JD Arregui-Mena, L Margetts, PM Mummery - Archives of computational …, 2016 - Springer
The stochastic finite element method is an extension of the FEM that considers the
uncertainty of a system that arises through variations in initial conditions, materials or …

[HTML][HTML] Influence of cutterhead opening ratio on soil arching effect and face stability during tunnelling through non-uniform soils

XJ Chen, PP Fang, QN Chen, J Hu, K Yao, Y Liu - Underground Space, 2024 - Elsevier
Tunnelling has increasingly become an essential tool in the exploration of underground
space. A typical construction problem is the face instability during tunnelling, posing a great …

Random finite element analysis on uplift bearing capacity and failure mechanisms of square plate anchors in spatially variable clay

XJ Chen, Y Fu, Y Liu - Engineering Geology, 2022 - Elsevier
Square plate anchors are increasingly used to provide uplift bearing capacity for both
onshore and offshore infrastructures. Past research on the behavior of plate anchors mostly …

On the estimation of scale of fluctuation in geostatistics

M Lloret-Cabot, GA Fenton, MA Hicks - Georisk: Assessment and …, 2014 - Taylor & Francis
Describing how soil properties vary spatially is of particular importance in stochastic
analyses of geotechnical problems, because spatial variability has a significant influence on …

Numerical investigation on pullout capacity of helical piles under combined loading in spatially random clay

P Cheng, J Guo, K Yao, X Chen - Marine Georesources & …, 2023 - Taylor & Francis
Helical piles are one promising foundation option in offshore industries to support wind
turbines and floating structures. During service, the helical piles are subjected to combined …

3D large-deformation modelling on face instability and sinkhole formation during tunnelling through non-uniform soils

X Chen, Y Hu, L Zhang, Y Liu - Tunnelling and Underground Space …, 2023 - Elsevier
Natural soils exhibit spatially non-uniform properties, bringing some uncertainties on the
evaluation of tunnel stability. This study therefore investigates the face instability and in …

Failure mechanism and bearing capacity of footings buried at various depths in spatially random soil

J Li, Y Tian, MJ Cassidy - Journal of Geotechnical and …, 2015 - ascelibrary.org
The objective of this paper is to demonstrate how the spatial variability of random soil affects
the failure mechanism and the ultimate bearing capacity of foundations buried at various …

General failure envelope of eccentrically and obliquely loaded strip footings resting on an inherently anisotropic granular medium

H Fathipour, M Payan, RJ Chenari, B Fatahi - Computers and Geotechnics, 2022 - Elsevier
Soil is a cross anisotropic particulate medium with different strengths in various directions;
this is primarily due to its geological deposition process and the very fact that particles …

Large-deformation study of T-bar penetration in spatially variable sediments

F Liu, P Cheng, Y Luo, J Yi, X Chen, Y Peng, J Hu… - Applied Ocean …, 2024 - Elsevier
The T-bar penetrometer is extensively used in offshore field investigation and laboratory
testing to evaluate the undrained shear strength of soft clay because of its reliability and …