Results 21 to 30 of about 406 (248)
Frontiers in Earth Science, 2022 Improving the seismic resilience of urban underground structures is among the hot topics concerning disaster prevention and the mitigation engineering of underground structures; however, there is still a lack of research on the quantitative methods for ...
Zhengfang Dong +7 more
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Station and train surface microbiomes of Mexico City’s metro (subway/underground) [PDF]
Scientific Reports, 2019 Abstract The metro is one of the more representative urban transportation systems of Mexico City, and it transports approximately 4.5 million commuters every day. Large crowds promote the exchange of microbes between humans.
Hernández, Apolinar Misael +3 more
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Yantu gongcheng xuebao, 2018 During the 1995 Osaka-Kobe Earthquake, different degrees of damages were observed in Daikai, Nagata, Sannomiya, Kamisawa and Shin-nagata subway station and running tunnels. Among them, the earthquake damages at Daikai subway station were the most serious.
DU Xiu-li , LI Yang , XU Cheng-shun , LU De-chun , XU Zi-gang , JIN Liu
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Case study on the seismic response of a subway station combined with a flyover
Underground Space, 2021 With the rapid development of urban traffic networks, subway stations will inevitably be constructed close to other structures in the future. The subject of this study is a new subway station in China, combined with a flyover standing on the roof, owing ...
Qi Wang +5 more
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Yantu gongcheng xuebao, 2019 In view of the current practical problems of neglecting the existence of underground diaphragm walls in the study of seismic performance for underground subway structures, a static and dynamic coupling finite-element model for the interaction system of ...
WANG Jian-ning 1,2, DOU Yuan-ming 1, ZHUANG Hai-yang 2, FU Ji-sai 2, MA Guo-wei 1
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Effect of diaphragm wall on earthquake responses of an underground subway station
Yantu gongcheng xuebao, 2017 At present, the diaphragm wall is always used as the partial side wall of the underground subway station. However, the diaphragm wall is always neglected in the seismic design of an underground structure for that it is looked as a reserved safety for its
WANG Xue-jian 1, ZHUANG Hai-yang 1,2, CHEN Guo-xing 1, WANG Rui 1
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, 2022 A study on monitoring PM2.5 concentrations at an underground subway station using light scattering and beta attenuation methods was conducted. Six optical particle counters (OPCs), which were representative of the light scattering method and had 16 size ...
Trieu-Vuong Dinh +7 more
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Review of researches on seismic response of close underground crossing structures
Yantu gongcheng xuebao, 2019 In view of the design and use requirements, a large number of close underground crossing projects have emerged, forming a complex interaction system between soil-crossing structural groups. When a number of underground structures are close to each other,
WANG Guo-bo 1,2, PENG Xiang-jun 1, HAO Peng-fei 1, WEI Hao-hao 1
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Psychophysiological Response According to the Greenness Index of Subway Station Space
Sensors, 2021 This study proposed a plan for implementing a pleasant and healthy indoor landscape in subway station space. To this end, it established a 3D landscape model of the subway interior by reviewing previous studies on indoor landscape and the greenness index
Won-Ji Kim, Tae-Kyung Lee
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Environment International, 2021 Background: Air pollution in subway environments is a growing concern as it often exceeds WHO recommendations for indoor air quality. Ultrafine particles (UFP), for which there is still no regulation nor a standardized exposure monitoring method, are the
Rémy Pétremand +7 more
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