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Study on Urban Rail Transit Construction Safety and Countermeasures

机译:城市轨道交通建设安全与对策研究

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摘要

Urban rail transit engineering is a complex construction project which involves many factors. Most of the urban rail transits arc located in city downtown, and all oftbe exiting bu/Idings, underground pipelines and other things make them to be great high-risk projects. Urban rail transit construction may have great impacts on the surrounding environment, causing ground subsidence, underground pipeline rapture, a flit and crack of buildings and housing collapses when it is not proper implemented. In this paper ten serious accidents of urban rail transit construction in Asia-Pacific region from 2001 to 2006 were listed and four most serious accidents are described in detail. All of the accidents indicate that construction of deep foundation pit is one of the biggest safety risk sources. Then four major causes of the deep foundation pit destruction were discussed and conesponding countermeasures were brought out. At last, taking the disaster accident of Shanghai Metro Line 4 as an example, the corresponding recovery works were studied. In the view of the frequent accidents and tremendous losses, it is concluded that the establishment of urban rail transit safety risk management system is very important.
机译:城市轨道交通工程是一个复杂的建设项目,涉及很多因素。大多数城市轨道交通都位于市区内,而且所有出口都从建筑物/建筑,地下管道等中抽出,使它们成为高风险的项目。如果实施不当,城市轨道交通建设可能会对周围环境产生重大影响,导致地面塌陷,地下管道破裂,建筑物的跳动和裂缝以及房屋倒塌。本文列出了2001年至2006年亚太地区城市轨道交通建设的10起严重事故,并详细描述了4起最严重的事故。所有的事故表明,深基坑的建设是最大的安全隐患之一。然后讨论了深基坑破坏的四个主要原因,并提出了相应的对策。最后,以上海地铁4号线的灾害为例,对相应的恢复工作进行了研究。鉴于事故频发,损失巨大,结论是建立城市轨道交通安全风险管理体系非常重要。

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