[HTML][HTML] Geotechnical uncertainty, modeling, and decision making

KK Phoon, ZJ Cao, J Ji, YF Leung, S Najjar… - Soils and …, 2022 - Elsevier
Modeling only constitutes one aspect of decision making. The prevailing limitation of
applying modeling to practice is the absence of explicit consideration of uncertainties. This …

Quantitative bearing capacity assessment of strip footings adjacent to two-layered slopes considering spatial soil variability

H Zhou, Q Hu, X Yu, G Zheng, X Liu, H Xu, S Yang… - Acta Geotechnica, 2023 - Springer
The probabilistic bearing capacity of the strip footing placed near a two-layered cohesive
soil slope is evaluated using random adaptive finite element limit analysis with anisotropic …

State of the Art: MICP soil improvement and its application to liquefaction hazard mitigation

JT DeJong, MG Gomez, AC San Pablo… - Proceedings of the 20th …, 2022 - par.nsf.gov
The field of biogeotechnics has emerged from the realization that processes intrinsic to
natural systems can provide new approaches and inspiration through which the efficiency …

Effect of ground surface surcharge on deformational performance of tunnel in spatially variable soil

JZ Zhang, HW Huang, DM Zhang, ML Zhou… - Computers and …, 2021 - Elsevier
This study investigates the coupled effect of the soil spatial variations and the disturbance of
ground surface on the existing tunnel using random finite difference method (RFDM). The …

Efficient system reliability analysis of slope stability in spatially variable soils using Monte Carlo simulation

SH Jiang, DQ Li, ZJ Cao, CB Zhou… - Journal of Geotechnical …, 2015 - ascelibrary.org
Monte Carlo simulation (MCS) provides a conceptually simple and robust method to
evaluate the system reliability of slope stability, particularly in spatially variable soils …

Novel approach to efficient slope reliability analysis in spatially variable soils

ZZ Wang, SH Goh - Engineering Geology, 2021 - Elsevier
The random field finite element method (RF-FEM) provides a robust tool for carrying out
slope reliability analysis that incorporates the spatial variability of soil properties. However, it …

Improved coupled Markov chain method for simulating geological uncertainty

JZ Zhang, ZQ Liu, DM Zhang, HW Huang, KK Phoon… - Engineering …, 2022 - Elsevier
Geological uncertainty is common in nature due to complex depositional processes as one
layer appears to be randomly embedded in neighbouring layers. However, the geo …

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 …

Influence of spatial variability of soil Young's modulus on tunnel convergence in soft soils

HW Huang, L Xiao, DM Zhang, J Zhang - Engineering Geology, 2017 - Elsevier
Field data have shown the fact that soil spatial variability could aggravate the uncertainty of
tunnel convergence ΔD (a key indicator for serviceability and safety of tunnels). This paper …

[HTML][HTML] Undrained stability of braced excavations in clay considering the nonstationary random field of undrained shear strength

W Tanapalungkorn, W Yodsomjai… - Scientific Reports, 2023 - nature.com
The basal heave stability of supported excavations is an essential problem in geotechnical
engineering. This paper considers the probabilistic analysis of basal heave stability of …