LEAP-GWU-2015 experiment specifications, results, and comparisons

BL Kutter, TJ Carey, T Hashimoto, M Zeghal… - Soil Dynamics and …, 2018‏ - Elsevier
Abstract LEAP (Liquefaction Experiments and Analysis Projects) is an effort to formalize the
process and provide data needed for validation of numerical models designed to predict …

Liquefaction experiment and analysis projects (LEAP): Summary of observations from the planning phase

MT Manzari, M El Ghoraiby, BL Kutter, M Zeghal… - Soil Dynamics and …, 2018‏ - Elsevier
The LEAP international collaboratory is introduced and its key objectives and main
accomplishments during the planning phase of the US-LEAP (LEAP-2015) are presented …

Liquefaction mitigation mechanisms of stone column-improved ground by dynamic centrifuge model tests

YG Zhou, K Liu, ZB Sun, YM Chen - Soil Dynamics and Earthquake …, 2021‏ - Elsevier
Stone column is one of the prevailing liquefaction mitigation techniques to densify the
surrounding soil, expedite the drainage and bring the possible shear reinforcement effect …

Numerical analysis of LEAP centrifuge tests on slo** liquefiable ground: Influence of dilatancy and post-liquefaction shear deformation

B He, JM Zhang, W Li, R Wang - Soil Dynamics and Earthquake …, 2020‏ - Elsevier
Abstract The Liquefaction Experiments and Analysis Projects (LEAP) provides an
international collaboration platform to assess key aspects related to seismic induced soil …

Seismic behaviour of sandy cutting slope in large-scale shaking table test

C Zhang, L Su, G Jiang, C Li - Bulletin of Engineering Geology and the …, 2023‏ - Springer
Large-scale shaking table tests were conducted to reveal the seismic instability mechanism
of a sandy cutting slope under strong seismic action during the construction of the Sichuan …

[HTML][HTML] Large post-liquefaction deformation of sand: Mechanisms and modeling considering water absorption in shearing and seismic wave conditions

JM Zhang, R Wang - Underground Space, 2024‏ - Elsevier
Large deformation of sand due to soil liquefaction is a major cause for seismic damage. In
this study, the mechanisms and modeling of large post-liquefaction deformation of sand …

On the determination of cyclic shear stress for soil liquefaction triggering in centrifuge model test

XT Yang, YG Zhou, Y Cao, A Ishikawa… - Soil Dynamics and …, 2023‏ - Elsevier
As the dynamic shear stress acting on soil column could not be measured directly during
earthquakes, the simplified procedure proposed by Seed and Idriss is used to calculate the …

Energy-based and strain-based methods for estimation of pore water pressure within liquefied soil layers

KW Ko, RE Kayen - Journal of Geotechnical and Geoenvironmental …, 2024‏ - ascelibrary.org
The evaluation of the excess pore water pressure ratio (ru), the ratio of the excess pore
water pressure of the soil, is a defining approach to assessing liquefaction occurrence …

Seismic behavior and reinforcement mechanisms of earth dam and liquefiable foundation system by shaking table tests and numerical simulation

CY Cui - Soil Dynamics and Earthquake Engineering, 2023‏ - Elsevier
Earth-rockfill dams suffer from various geotechnical disasters during seismic hazards, and
liquefiable foundation will aggravate these damages by reducing the foundation bearing …

[HTML][HTML] Dynamic centrifuge modeling to investigate the deformation mechanism of an embedded cantilever retaining wall with submerged backfill conditions

A Sahare, K Ueda - Soil Dynamics and Earthquake Engineering, 2024‏ - Elsevier
During previous medium intensity earthquakes, several cantilevered retaining structures
shoring waterfront areas experienced large deformations or even collapsed. This was in …