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紧邻地铁车站深基坑支护设计分析 被引量:2
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作者 薛九天 《山西建筑》 2022年第12期84-86,100,共4页
临近既有地铁车站的地下空间开发日益增多,采用合理有效的深基坑支护设计方案,对地铁车站结构的保护尤为重要。以杭州某工程为依托,对双侧紧邻地铁车站的基坑,采取车站两侧对称卸土,利用地铁围护结构设计支撑,基坑分块开挖等设计手段,... 临近既有地铁车站的地下空间开发日益增多,采用合理有效的深基坑支护设计方案,对地铁车站结构的保护尤为重要。以杭州某工程为依托,对双侧紧邻地铁车站的基坑,采取车站两侧对称卸土,利用地铁围护结构设计支撑,基坑分块开挖等设计手段,采用启明星计算软件并利用Plaxis有限元软件进行数值模拟,结果表明文中采取的设计方案可有效控制地铁车站变形,满足对地铁车站保护的要求。 展开更多
关键词 地下空间 深基坑 地铁车站保护 双侧 数值分析
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The Use of Underground Metro Stations and Tunnels as Protective Structures in Case of Nuclear Emergencies
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作者 Mohamed Farahat 《Journal of Environmental Science and Engineering(B)》 2016年第1期35-56,共22页
This paper discusses the use of Underground Metro stations and tunnels as protective structures in case of nuclear emergencies. Six lines are taken as a case study to investigate the use of their underground stations ... This paper discusses the use of Underground Metro stations and tunnels as protective structures in case of nuclear emergencies. Six lines are taken as a case study to investigate the use of their underground stations and tunnels. The research explains the structural design of Underground Metro and the necessary needs for hidden people inside Underground Metro used as shelters. The research investigates the calculations of the number of hidden persons inside Underground Metro used as shelters. A field study has been conducted to an Underground Metro station to detemaine the peaceful use and the emergency use of all basements of the station. Also, the field study aims to determine the existing spaces and the needed spaces of the Underground Metro station to dual--used as a nuclear shelter. Three Underground Metro stations have been selected and a field study has been conducted to determine the usages of these basements, the planning, general and design features for each one of them, and whether they can be used as protective structures for citizens in emergencies. These basements were compared for their protective factors. Also, their capacities for sheltering were calculated. 展开更多
关键词 Underground Metro stations and tunnels protective structures nuclear shelters nuclear emergencies.
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