Impact of spatial variability parameters on seismic fragilities of a cable-stayed bridge subjected to differential support motions

J Zhong, JS Jeon, W Yuan… - Journal of Bridge …, 2017 - ascelibrary.org
Earthquake ground motions may vary significantly at multiple supports of long-span bridges,
such as cable-stayed bridges, due to the incoherence, wave-passage, and site-response …

[HTML][HTML] Running safety assessment of a train traversing a three-tower cable-stayed bridge under spatially varying ground motion

W Gong, Z Zhu, Y Liu, R Liu, Y Tang, L Jiang - Railway engineering …, 2020 - Springer
To explore the influence of spatially varying ground motion on the dynamic behavior of a
train passing through a three-tower cable-stayed bridge, a 3D train–track–bridge coupled …

Quantifying site-response effect of spatial variability earthquake on seismic failure mode of long-span sea-crossing cable-stayed bridges

J Zhong, W Xu, K Wei - Ocean Engineering, 2023 - Elsevier
Long-span cable-stayed bridge is a prevalent bridge type for sea-crossing passages and
occupies an essential role in the transportation system. Non-uniform excitations significantly …

Effects of spatial variation of ground motion (SVGM) on seismic vulnerability of ultra-high tower and multi-tower cable-stayed bridges

ZL Hu, B Wei, XH He, LZ Jiang, SS Li - Journal of Earthquake …, 2022 - Taylor & Francis
This study focused on the influence of SVGM on the vulnerability of an ultra-high tower cable-
stayed bridge. Components and system vulnerability analysis of the bridge with longitudinal …

Exploring a generalized nonlinear multi-span bridge system subject to multi-support excitation using a Bouc-Wen hysteretic model

AA Meibodi, NA Alexander - Soil Dynamics and Earthquake Engineering, 2020 - Elsevier
This paper presents a generalized reduced-order nonlinear model subjected to multi-
support seismic excitation. The hysteretic, nonlinear, relationship of piers is …

Spatially varying ground motion effects on seismic response of adjacent structures considering soil-structure interaction

MI Alam, D Kim - Advances in Structural Engineering, 2014 - journals.sagepub.com
Spatial variation of seismic ground motions is caused by incoherence effect, wave passage,
and local site conditions. This study focuses on the effects of spatial variation of earthquake …

Investigation of ground-motion spatial variability effects on component and system vulnerability of a floating cable-stayed bridge

K Ma, J Zhong, R Feng, W Yuan - Advances in structural …, 2019 - journals.sagepub.com
The effects of ground-motion spatial variability on the seismic vulnerability of a floating cable-
stayed bridge with 420-m long main span are investigated using component and system …

Investigation of seismic response amplification effects of diverse multi-support earthquake excitations on cable-stayed bridges

HA Waqas, D Su, T Nagayama - Advances in Structural …, 2024 - journals.sagepub.com
This study addresses the critical need to understand the seismic behavior of cable-stayed
bridges under Multi-Support Excitation (MSE) in order to mitigate earthquake-induced …

Damage identification in long-span cable-stayed bridges under multiple support excitations

A Bakhshizadeh, K Sadeghi, S Ahmadi… - International Journal of …, 2023 - Springer
Multiple support excitations (MSE) have been implemented to investigate their effects on the
dynamic response of large-span cable-stayed bridges due to earthquake-related hazards …

Effects of different coherency models on utility tunnel through shaking table test

Z Chen, S Liang, C He - Journal of Earthquake Engineering, 2020 - Taylor & Francis
Since defining ground motions is crucial for reliable analysis of structural responses, it is
vital to select coherency model when conducting seismic analyses of extended structures …