双排桩支护结构在紧邻建筑地下室深基坑工程中的应用  

Application of Double Row Pile Support Structure in Deep Foundation Pit Engineering Adjacent to Building Basements

作　　者：卢仲鑫 耿鹏超 LU Zhongxin;GENG Pengchao(Shenzhen Construction Engineering Group Co.,Ltd.,Shenzhen 518000,Guangdong,China)

机构地区：[1]深圳市建工集团股份有限公司,广东深圳518000

出　　处：《建筑施工》2023年第10期1950-1952,1955,共4页Building Construction

摘　　要：以某城市更新地块紧邻住宅楼的建筑深基坑工程为背景,首先从项目周边环境、基坑深度及地质情况等角度,对多种常用支护结构形式在该工程中的适用性进行了方案比选,随后从设计、施工及监测等方面对双排桩支护结构在该工程中的应用情况进行了阐述与分析。结果表明:双排桩支护结构在紧邻建筑地下室深基坑工程中的应用效果较好,相关设计施工理念与方法可为类似工程提供参考。Taking the deep foundation pit project of a building adjacent to a residential building in a certain urban renewal plot as the background,the applicability of various commonly used support structures in the project is compared and analyzed from the perspectives of the surrounding environment,foundation pit depth,and geological conditions;the application of double row pile support structures in the project is elaborated and analyzed from the aspects of design,construction,and monitoring.The results indicate that the application effect of the double row pile support structure in the deep foundation pit engineering adjacent to building basement is good,and the relevant design and construction concepts and methods can provide reference for similar projects.

关 键 词：紧邻建筑 深基坑 双排桩 咬合桩 基坑变形 

分 类 号：TU753[建筑科学—建筑技术科学]