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紧邻地铁修复段的L形深基坑设计优化及施工技术研究

Wang BAO,Ke LEI,Lifeng WANG, Feng ZHOU,Liangqing LI,Xin SUN,Junyi WANG

Building Construction（2018）

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Abstract
轨道交通尤其是地铁隧道对周边环境变化敏感,在邻近地铁隧道的深基坑施工过程中,尤其要关注深基坑施工的基坑变形,并应尽量缩短支撑形成时间及基坑暴露时间.以邻近上海轨交4号线区间隧道修复段的L形建筑深基坑施工为例,通过有效的设计优化及施工控制措施,成功地完成了基坑开挖和底板施工,并很好地控制了基坑变形,大大降低了深基坑施工对地铁隧道的影响.
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