Seismic failure mechanism and interaction of the cross tunnel-slope system using Hilbert-Huang transform

H Lei, H Wu, J Qian - Tunnelling and Underground Space Technology, 2023 - Elsevier
The cross tunnel-slope system has a strong sensitivity to seismic waves and is extremely
prone to potential seismic damage. To investigate the seismic failure mechanism and …

Effect of flexibility ratio on seismic response of rectangular tunnels in sand: Experimental and numerical investigation

S Lu, H Xu, L Wang, S Liu, D Zhao, W Nie - Soil Dynamics and Earthquake …, 2022 - Elsevier
The flexibility ratio (F) is defined as the stiffness of a structure relative to that of soil, a critical
factor affecting the soil–structure interaction. This study aimed to investigate the effect of F on …

Shaking table test and numerical simulation on seismic performance of prefabricated corrugated steel utility tunnels on liquefiable ground

F Yue, B Liu, B Zhu, X Jiang, L Chen, K Liao - Soil Dynamics and …, 2021 - Elsevier
The seismic failure mechanism of a shallow-buried prefabricated corrugated steel utility
tunnel on the liquefiable ground was investigated by the shaking table test and numerical …

Seismic response and failure mechanism of underground frame structures based on dynamic centrifuge tests

C Xu, Z Zhang, Y Li, X Du - Earthquake Engineering & …, 2021 - Wiley Online Library
During the 1995 Kobe earthquake in Japan, the Daikai subway station suffered total
collapse, which made the research on the seismic failure mechanism of underground frame …

Response of urban single and twin circular tunnels subjected to transversal ground seismic shaking

G Tsinidis - Tunnelling and underground space technology, 2018 - Elsevier
The response of tunnels subjected to ground seismic shaking is commonly evaluated,
disregarding the existence of other structures in the near area. However, significant …

Improved RF relations for the transversal seismic analysis of rectangular tunnels

G Tsinidis, K Pitilakis - Soil Dynamics and Earthquake Engineering, 2018 - Elsevier
The RF method is commonly implemented in design practice to evaluate the response of
rectangular tunnels subjected to ground seismic shaking in the transversal direction. The …

Numerical and artificial neural network analyses of ground surface settlement of tunnel in saturated soil

V Ghiasi, M Koushki - SN Applied Sciences, 2020 - Springer
The main purpose of this research is to predict the ground surface settlement in tunneling of
a single circular tunnel with simultaneous changes in the mechanical properties of soil and …

Study on seismic failure mechanism of shallow buried underground frame structures based on dynamic centrifuge tests

Z Zhang, Y Li, C Xu, X Du, P Dou, G Yan - Soil Dynamics and Earthquake …, 2021 - Elsevier
During the Kobe earthquake in 1995, Daikai subway station suffered the severe collapse,
which aroused people's more attention to the earthquake damage response of underground …

Centrifuge and numerical modelling of the seismic response of tunnels in two-layered soils

H Zhou, H Xu, P Yang, G Zheng, X Liu, W Zhang… - … and Underground Space …, 2021 - Elsevier
Soil deposits inevitably affect the seismic performance of underground structures, and
underground tunnels are commonly constructed on sites composed of layered soil deposits …

Numerical study on the effect of a subway station on the surface ground motion

Q Sun, D Dias, X Guo, P Li - Computers and Geotechnics, 2019 - Elsevier
Better understanding the underground structure scattering on the wave propagation may aid
in the development of more safety earthquake resistant design and disaster prevention …