Numerical investigation on the effect of initial water content on dynamic responses of unsaturated sandy and clayey embankments

Y Xie, W Zhu, Y Xiong, G Ye - Soil Dynamics and Earthquake Engineering, 2023 - Elsevier
High water contents and poor compaction during construction have been reported to cause
severe embankment damage during earthquakes. In this paper, a fully coupled soil-water-air …

Lifetime response of a liquefiable soil foundation-embankment system subjected to sequences of mainshocks and aftershocks

C Khalil, F Lopez-Caballero - Soil Dynamics and Earthquake Engineering, 2023 - Elsevier
During their typical design working life, structures are subjected to multiple sequential
earthquakes that are divided into clusters of mainshocks and aftershocks. In consequence …

Liquefaction analysis and damage evaluation of embankment-type structures

I Rapti, F Lopez-Caballero… - Acta Geotechnica, 2018 - Springer
The increasing importance of performance-based earthquake engineering analysis points
out the necessity to assess quantitatively the risk of liquefaction of embankment-type …

A computational model for dynamic strain localization in unsaturated elasto‐viscoplastic soils

F Oka, B Shahbodagh, S Kimoto - International Journal for …, 2019 - Wiley Online Library
Strain localization has been the subject of extensive theoretical and numerical studies over
the last four decades. The static and dynamic strain localization in both dry and water …

A bounding surface viscoplasticity model for time-dependent behavior of soils including primary and tertiary creep

B Shahbodagh, TN Mac, GA Esgandani… - International Journal of …, 2020 - ascelibrary.org
A viscoplastic model is presented for creep and strain rate behavior of soils with particular
reference to capturing drained, undrained, primary, and tertiary creep. The model is …

Large deformation and failure analysis of river embankments subjected to seismic loading

B Shahbodagh, H Sadeghi, S Kimoto, F Oka - Acta Geotechnica, 2020 - Springer
A numerical model based on the theory of mixtures is proposed for the nonlinear large
deformation and failure analysis of river embankments subjected to large earthquakes. The …

Three-phase seepage-deformation coupled analysis about unsaturated embankment damaged by earthquake

T Matsumaru, R Uzuoka - International Journal of Geomechanics, 2016 - ascelibrary.org
Abstract The 2004 Niigata-ken Chuetsu Earthquake in Japan caused serious damage to
embankments. Considerable damage occurred in mountainous regions, and the recorded …

[图书][B] Computational multiphase geomechanics

F Oka, S Kimoto - 2021 - taylorfrancis.com
Numerical methods are very powerful tools for use in geotechnical engineering, particularly
in computational geotechnics. Interest is strong in the new field of multi-phase nature of …

Numerical modeling of liquefaction-induced failure of geostructures subjected to earthquakes

I Rapti - 2016 - theses.hal.science
The increasing importance of performance-based earthquake engineering analysis points
out the necessity to assess quantitatively the risk of liquefaction. In this extreme scenario of …

A Bounding Surface Viscoplasticity Model for Time dependent Behaviour of Saturated and Unsaturated Soils including Tertiary Creep

TN Mac - 2020 - unsworks.unsw.edu.au
A bounding surface viscoplasticity constitutive model is developed for describing the time-
dependent stress-strain behaviour of fully saturated and unsaturated soils. The proposed …