Seismic safety evaluation of slope with spatially variable soils based on collaborative analysis via optimized subset simulation

D Zhu, R Pang, M Xu, J Chen, B Xu - Computers and Geotechnics, 2024 - Elsevier
The results of slope seismic safety evaluation are affected by the uncertainty of geotechnical
material parameters, seismic dynamic characteristics, safety evaluation indexes and other …

Artificial neural network-aided decoupled prediction of earthquake-induced shallow and deep sliding displacements of slopes

MX Wang, Q Wu - Computers and Geotechnics, 2023 - Elsevier
The Newmark-type predictive models are extensively used to estimate earthquake-induced
sliding displacements (D) of slopes. Most existing models are designed for shallow slope …

Seismic collaborative reliability analysis for a slope considering spatial variability base on optimized subset simulation

B Xu, D Zhu, M Xu, R Pang - Probabilistic Engineering Mechanics, 2024 - Elsevier
Seismic reliability analysis of actual slopes considering the spatial variability of soil materials
is crucial. However, for the discretization of large-scale random fields, high-precision finite …

Investigating the Influence of Non-Uniform Characteristics of Layered Foundation on Ground Vibration Using an Efficient 2.5 D Random Finite Element Method

S Yao, L Yue, W Xie, S Zheng, S Tang, J Liu, W Wang - Mathematics, 2024 - mdpi.com
High-speed train operation may cause vibration near track facilities and propagate far
through the ground, affecting people's lives, work, and normal use of precision instruments …

Semiempirical Predictive Models for Seismically Induced Slope Displacements Considering Ground Motion Directionality

MX Wang, AYF Leung, G Wang… - Journal of Geotechnical …, 2024 - ascelibrary.org
Conventional semiempirical predictive models for seismically induced slope displacement
(D) are generally developed based on as-recorded orthogonal ground motion components …

Directionality of earthquake-induced slope displacements from numerical analysis and sliding block approaches

J Song, Y Xue, S Zhang, J Ji, Y Gao - Engineering Geology, 2024 - Elsevier
Earthquake ground shaking intensity differs at different azimuthal orientations (ground
motion directionality), which could also result in orientational variations in earthquake …

Probabilistic assessment of seismic performance of slopes considering the sensitivity of sliding surface to input motion

MI Khalid, J Fei, D Lee, D Park, X Chen - Soil Dynamics and Earthquake …, 2024 - Elsevier
Seismic fragility assessments that predicts the exceedance probabilities of predefined limit
states of a structure subjected to earthquakes are widely used to reduce economic losses …

Stability Analysis of Super-Large Special-Shaped Deep Excavation in Coastal Water-Rich Region Considering Spatial Variability of Ground Parameters

Z Xu, S Guo, L Guo, P Guo, H Ding, K Liu, B Xu, B Wu… - Water, 2023 - mdpi.com
The excavation of a super-large foundation pit is a greatly risky project in coastal water-rich
silt strata, and it is of great significance to establish a numerical model to analyze and predict …

A Numerical Analysis of the Non-Uniform Layered Ground Vibration Caused by a Moving Railway Load Using an Efficient Frequency–Wave-Number Method

S Yao, W Xie, J Geng, X Xu, S Zheng - Mathematics, 2024 - mdpi.com
The ground vibration caused by the operation of high-speed trains has become a key
challenge in the development of high-speed railways. In order to study the train-induced …

Estimating sliding displacement of slopes induced by earthquake sequences based on the finite element method

CY Zhang, Q Wu, DQ Li, W Du - IOP Conference Series: Earth …, 2024 - iopscience.iop.org
After shocks trigger or worsen landslides by exacerbating damage to slopes. In this study,
slope sliding displacements induced by seismic sequences were calculated. The combined …