Numerical modeling of soil liquefaction and lateral spreading using the SANISAND-Sf model in the LEAP experiments

A Reyes, M Yang, AR Barrero, M Taiebat - Soil Dynamics and Earthquake …, 2021 - Elsevier
Laboratory element and centrifuge tests from LEAP-UCD-2017 and LEAP-Asia-2019 were
used for model calibration and evaluation in a dynamic coupled analysis of a saturated and …

Predictions of seismic response for sheet-pile wall in liquefiable deposit within LEAP 2022 using the CycLiq constitutive model

B Hu-Yan, R Wang, J Yu, JM Zhang - Soil Dynamics and Earthquake …, 2024 - Elsevier
Abstract The Liquefaction Experiments and Analysis Projects (LEAP) organized centrifuge
tests and corresponding numerical predictions for the seismic response of sheet-pile wall in …

Stochastic analysis of the seismic performance of sheet-pile walls supporting heterogeneous liquefiable ground

MA ElGhoraiby, MT Manzari - Soil Dynamics and Earthquake Engineering, 2024 - Elsevier
This paper presents the findings of a stochastic analysis conducted to evaluate the effects of
the spatial soil variability and temporal base motion variability on the seismic response of …

Cyclic behavior of sand under non-uniform shear stress waves

MA ElGhoraiby, MT Manzari - Soil Dynamics and Earthquake Engineering, 2021 - Elsevier
During an earthquake, soil deposits are often subjected to complex stress/strain time
histories that are quite different from the simplified ones used in laboratory tests for …

Seismic Performance of an Embankment Underlain by a Liquefiable Layer and Supported by Spatially Variable Soil-Cement Wall

S Zaregarizi, M Khosravi - Journal of Geotechnical and …, 2022 - ascelibrary.org
This paper presents the results of nonlinear deformation analyses of an embankment on a
spatially variable, liquefiable foundation soil reinforced with spatially variable soil-cement …

Numerical modeling of LEAP-2017 liquefiable sloping ground centrifuge tests using the ISA-hypoplasticity model

C Lascarro, V Mercado, J Duque, W Fuentes - Soil Dynamics and …, 2024 - Elsevier
This article evaluates the prediction capabilities and limitations of the ISA-hypoplasticity
constitutive model for sands in the simulation of liquefiable sloping ground dynamic …

[HTML][HTML] 考虑土体空间变异性的液化区埋地管道上浮反应与易损性分析

李典庆, 单晟治, 王顺, 杜文琪 - 工程力学, 2024 - pubs.cstam.org.cn
为分析可液化场地土体空间变异性对管道上浮反应的影响, 以土体相对密度D r 为随机场变量,
采用基于乔列斯基分解的中点法生成随机场, 基于OpenSees 软件进行埋地管道二维随机有限元 …

[PDF][PDF] Key predictors of earthquake-induced lateral spreading in liquefiable slopes

M Asgarpoor, A Reyes, M Taiebat - Proceedings of the 75th …, 2022 - researchgate.net
Mildly sloped liquefiable sand deposits are susceptible to lateral spreading under
earthquake ground motion. Geometry, material properties, and input motion are the high …

Influence of Soil Heterogeneity on the Contact Problems in Geotechnical Engineering

H Gu, K Liu - Applied Sciences, 2021 - mdpi.com
Contact problems are widely encountered in geotechnical engineering, such as the contact
between soils and concrete used in earth and rockfill dams, tunnels and coastal levees. Due …

Effect of spatial variability on the seismic response of an embankment on a soil-cement reinforced liquefiable sand

S Zaregarizi, M Khosravi - IFCEE 2021, 2021 - ascelibrary.org
Highly spatially variable properties of soil and soil-cement ground reinforcement are major
concerns in the seismic design of geotechnical structures. This paper used two-dimensional …