坑外管井降水在西安地铁洒-北区间的应用  

Application of Tube Well Precipitation Outside the Excavation in Xi'an Metro from Sajinqiao to Beida Street

作　　者：相旭[1] 

机构地区：[1]中铁第一勘察设计院集团有限公司,西安710043

出　　处：《价值工程》2011年第3期55-56,共2页Value Engineering

摘　　要：西安地铁一号线一期工程洒金桥-北大街采用浅埋暗挖法施工。需提前实施降水,以便隧道做到无水施工。本文结合本区间的水文地质条件及周边环境,通过降水计算等提出了合理的降水布置方案,为工程的顺利开展提供了安全保障。Xi＇an metro first-stage project line No.1 from Sa jinqiao to Beida street adopts shallow excavation method.Advance implementation of precipitation is needed to achieve no water tunnel construction.In this paper,combined with the range of hydrogeological conditions and the surrounding environment,through the calculation of precipitation,the reasonable layout program is proposed for the smooth development of security guarantee.

关 键 词：浅埋暗挖法 地质 管井 降水 计算 

分 类 号：TU99[建筑科学—市政工程]