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城市地铁复杂洞群浅埋暗挖法施工技术
引用本文:王暖堂,陈瑞阳,谢菁.城市地铁复杂洞群浅埋暗挖法施工技术[J].岩土力学,2002,23(2):208-212.
作者姓名:王暖堂  陈瑞阳  谢菁
作者单位:中铁第十六工程局地下指挥部,北京,100031
摘    要:通过北京地铁“复八”线王府井-东单区间隧道工程的施工实践,对松散含水地质条件下的大跨度复杂洞群浅埋暗挖施工技术进行了总结与分析,提出了施工方案的5条优选原则,给出了超前开挖支护、洞群系统开挖支护的具体操作步骤和参数,可供类似地下工程参考。

关 键 词:复杂洞群  浅埋暗挖法  支护  防水  开挖  城市地铁  施工工艺
文章编号:1000-7598-(2002)02-0208-05
修稿时间:2001年5月21日

Study on construction technique of multi-tunneling at shallow depth of urban subways
WANG Nuan-tang,CHENG Rei-yang,XIE Jing.Study on construction technique of multi-tunneling at shallow depth of urban subways[J].Rock and Soil Mechanics,2002,23(2):208-212.
Authors:WANG Nuan-tang  CHENG Rei-yang  XIE Jing
Abstract:Through the construction practice of Wangfujing-Dongdan tunnel of Beijing subway's Fuxingmen-Bawangfen line,the construction techniques of multi -tunneling at shallow depth under condition of friable and watery strata are analyzed and summed up.The five principles about optimization of construction alternatives are put forward.The concrete operation procedures of pre-supporting for excavation,supporting for excavation of cavern group system,etc.,are given too.
Keywords:multi-tunneling system  tunneling at shallow depth  large-span  supporting  waterproof  
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