地铁围护结构密排大直径顶管合理间距的选取  

Choice of Reasonable Pipe Distance for Densly Arrenged Large Diameter Pipe Jacking for Supporting Structure of Subway Station

作　　者：王杨 

机构地区：[1]中铁工程设计咨询集团有限公司,北京100055

出　　处：《特种结构》2013年第4期88-92,共5页Special Structures

摘　　要：密排大直径顶管设计施工期间,合理选取顶管间距是非常重要的一个环节。本文应用土拱效应理论,并结合工程实例,对顶管合理间距的选取进行讨论,希望能为顶管设计施工提供参考。During the design and construction period for densely arranged large diameter pipe jacking, the choice of reasonable pipe distance is a very important step.In this article,the choice of reasonable pipe distance using soil arch theory was discussed with an engineering case in order to provide a reference for the design and construction.

关 键 词：密排大直径顶管 顶管间距 土拱效应理论 

分 类 号：TU990.3[建筑科学—市政工程]