Results 1 to 10 of about 66,297 (212)

Safety state evaluation method of the highway tunnel structure [PDF]

open access: yesHeliyon, 2023
This study proposes an evaluation method for the structural safety of expressway tunnels utilizing possibility and prospect theories to address the influence of multiple indicators on the structural safety of expressway tunnels and the imprecision of ...
Hailin Liu
doaj   +2 more sources

Discussion on Landscape and Greening Technology of Highway Structural Tunnel Entrance [PDF]

open access: yesE3S Web of Conferences, 2021
Highway tunnel entrance is not only the exposed part of mountain in the tunnel engineering, but also an integral part of the highway breaking through the mountain.
Ming Liu, Zhiqiang Liu, Rongrong Qiang
doaj   +1 more source

Monitoring and analysis of the temperature field of a cold-region highway tunnel considering the traffic-induced thermal effect

open access: yesCase Studies in Thermal Engineering, 2022
In this paper, the tunnel temperature (air, structure, and rock) and wall heat flow were monitored in-situ for 63 days in cold and warm terms. The in-situ monitoring results reveal that the traffic-induced thermal effect (TTE) is one of the main factors ...
Hongtao Chang   +3 more
doaj   +1 more source

Evaluation method of highway quality and safety based on finite element analysis

open access: yesElectronic Journal of Structural Engineering, 2022
With the continuous advancement of China's transportation infrastructure, the number and proportion of highway tunnels in expressway construction are increasing year by year.
Weilan Zhao
doaj   +3 more sources

Impact of new undercrossing tunnel excavation on the stability of the existing tunnel

open access: yesFrontiers in Earth Science, 2022
The rapidly expanding transportation hub system in China has driven a large number of track and highway engineering projects nationwide, resulting in increasing interchanges of highway and railway tunnels year on year.
Qingli Zhu, Yanping Ding
doaj   +1 more source

Field Investigation of Blasting-Induced Vibration in Concrete Linings during Expansion of Old Highway Tunnel

open access: yesAdvances in Civil Engineering, 2021
Numerous mountain highway tunnels in China do not satisfy the current traffic design standards and therefore need to be rebuilt or expanded. The drilling-blasting method is the primary method employed in China for expanding mountain highway tunnels, and ...
Ya-Qiong Wang   +5 more
doaj   +1 more source

Study on the Seismic Performance of Different Combinations of Rubber Bearings for Continuous Beam Bridges

open access: yesAdvances in Civil Engineering, 2020
Rubber isolation bearings have been proven to be effective in reducing the seismic damage of bridges. Due to the different characteristics of isolation bearings, the mechanical properties of bridges with different combinations of rubber bearings are ...
Yumin Zhang   +3 more
doaj   +1 more source

Study on Deformation and Stability of Rock-Like Materials Retaining Structure during Collaborative Construction of Super-Adjacent Underground Project

open access: yesAdvances in Materials Science and Engineering, 2021
The collaborative construction of undercrossing tunneling of Gongchang Road and the adjacent Metro Line 6 extension station section in Shenzhen is difficult and of high risk.
Hongfu Qu   +4 more
doaj   +1 more source

Tunnelling nanotubes [PDF]

open access: yesPrion, 2009
The discovery of tunnelling nanotubes (TNTs) and their proposed role in long intercellular transport of organelles, bacteria and viruses have led us to examine their potential role during prion spreading. We have recently shown that these membrane bridges can form between neuronal cells, as well as between dendritic cells and primary neurons and that ...
Gousset, Karine, Zurzolo, Chiara
openaire   +4 more sources

Research on the Design of Disaster Prevention Plan for 22km Ultra-long Highway Tunnel with Multiple Intersections [PDF]

open access: yesE3S Web of Conferences, 2021
The Tianshan Shengli Tunnel is currently the longest high-altitude highway tunnel. In order to ensure the safe operation of the tunnel, the SES software is used to investigate the wind speed laws in the tunnel, and the tunnel is divided into 16 disaster ...
Zhang Xuan, Li Xuefeng, Liu Xialin
doaj   +1 more source

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