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Sensen Song, Shuguang Li, Yanling Liang, Runke Huo, Zhanping Song, Zizhen Miao and Ziyi Song
During the excavation process of a large-span variable cross-section of a tunnel, the deformation and stress characteristics of the surrounding rock supporting the structure are complex, and construction control is difficult. Based on an actual tunnel pr...
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Dai Xianyao, Wang Guobin, Ye Ming and Zhang Yongquan
With the growing demand for transportation, there has been a significant increase in road-related projects, leading to potential risks in the safety of existing structures. This paper presents a study on the influence of new tunnel construction on the st...
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Dong Ma, Zhongsheng Tan, Linlin Bian, Baojin Zhang and Jinpeng Zhao
In constructing high-geo-stress soft rock tunnels, the major deformation disaster of the surrounding rock has always been the main problem faced during construction. The research on the deformation and loose zone characteristics of large deformation tunn...
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Candan Gokceoglu, Ebu Bekir Aygar, Hakan A. Nefeslioglu, Servet Karahan and Suat Gullu
The T26 tunnel was designed within the scope of the Ankara-Istanbul high-speed railway in accordance with the speed of 250 km/h. Some serious problems and excessive deformations were encountered during the excavation works. The deformations in the tunnel...
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Cong Liu, Qianlong Tang, Bo Wu, Qiang Wan and Yisheng Ye
A train?tunnel?surrounding rock numerical model was established by using ABAQUS to analyze the dynamic response of a heavy-haul railway tunnel in hard rock, quantify the influence of the train axle load on the tunnel dynamic response and determine its po...
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Thomas Zisis, Konstantinos Vasilopoulos and Ioannis Sarris
The present study examines the prevailing conditions in a railway tunnel after a train fire accident and the ability of the ventilation system to create the proper conditions for a safe passenger evacuation. The examined scenario included an event of a 2...
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Feilong Li, Jianjun Luo, Dengke Wang and Lei Wang
The characteristics of the aerodynamic effects of high-speed trains passing in a shield tunnel were studied using the three-dimensional, compressible, unsteady Reynolds-averaged Navier-Stokes (RANS) equations for the simulation analysis. Numerical calcul...
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Eva Sventekova, Zdenka Urbancova and Katarina Holla
Increases in means of transport, developed transport networks, and modernization dependent on computer technology not only lead to huge security demands but also require preventive measures and vulnerability assessments of key elements of transport infra...
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Zhiqiang Zhang, Binke Chen and Qingnan Lan
A series of model tests were performed to investigate the load-bearing mechanism of a mined railway tunnel lining under water pressure. To investigate the load-bearing characteristics of different types of linings, a fully closed water pressure exerting ...
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Ang Wang, Chenghua Shi, Chenyang Zhao, E Deng, Weichao Yang and Hong He
The results of this paper provides a reference for the future design of new cross tunnels and the operation safety evaluation and damage analysis of existing high-speed railway tunnels.
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