[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 …

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 …

[كتاب][B] Risk assessment in geotechnical engineering

GA Fenton, DV Griffiths - 2008‏ - Wiley Online Library
Soils and rocks in their natural state are among the most variable of all engineering
materials, and geotechnical engineers must often “make do” with materials that present …

Optimization of site exploration program based on coupled characterization of stratigraphic and geo-properties uncertainties

C Zhao, W Gong, CH Juang, H Tang, X Hu, L Wang - Engineering Geology, 2023‏ - Elsevier
Due to the inherent spatial variability of the geological bodies, limited boreholes
(constrained by budget), and data interpretation errors, the subsurface conditions (in terms …

Soil variability analysis for geotechnical practice

M Uzielli, S Lacasse, F Nadim… - … properties of natural …, 2007‏ - api.taylorfrancis.com
The heterogeneity of natural soils is well known in geotechnical practice. However, the
importance of quantifying the resulting variability in geotechnical characterisation and …

Simulation of geologic uncertainty using coupled Markov chain

XH Qi, DQ Li, KK Phoon, ZJ Cao, XS Tang - Engineering geology, 2016‏ - Elsevier
Geological uncertainty appears in the form of one soil layer embedded in another or the
inclusion of pockets of different soil type within a more uniform soil mass. An efficient …

Probabilistic analysis of tunnel longitudinal performance based upon conditional random field simulation of soil properties

W Gong, CH Juang, JR Martin II, H Tang… - … and Underground Space …, 2018‏ - Elsevier
Because of the inherent spatial variability of soil properties and the limited number of
boreholes that can be afforded in a typical project, the soil properties at given geotechnical …

[HTML][HTML] Challenges in geotechnical design revealed by reliability assessment: Review and future perspectives

Y Otake, Y Honjo - Soils and Foundations, 2022‏ - Elsevier
This report discusses the challenges associated with geotechnical design through a review
of research on the reliability analysis of geotechnical structures. This report is organized into …

Time capsule for geotechnical risk and reliability

M Chwała, KK Phoon, M Uzielli, J Zhang… - … and management of …, 2023‏ - Taylor & Francis
This paper is motivated by the Time Capsule Project (TCP) of the International Society for
Soil Mechanics and Geotechnical Engineering (ISSMGE). The historical developments of …

Benchmark examples for data-driven site characterisation

KK Phoon, T Shuku, J Ching… - Georisk: Assessment and …, 2022‏ - Taylor & Francis
Decision making in geotechnical engineering is always related to a project carried out at a
specific site. It is natural for data-driven site characterization (DDSC) to attract the most …