预应力鱼腹式钢支撑体系在深基坑中的应用  

Application of Prestressed Fish Bellied Steel Support Systemin Deep Foundation Pit

作　　者：路小金 米睿杰 王天鹏 LU Xiaojin;MI Ruijie;WANG Tianpeng(China Railway Construction Third Engineering Bureau Co.,Ltd.,Tianjin 300450,China)

机构地区：[1]中铁建工集团第三建设有限公司,天津300450

出　　处：《建筑施工》2023年第8期1524-1527,1535,共5页Building Construction

摘　　要：介绍了预应力鱼腹式钢支撑体系的结构组成及工作原理,并以徐州市陆港大厦工程为例,从支护选型、施工工艺、监测结果等方面进行了阐述。工程实践表明,预应力鱼腹式钢支撑体系可以有效控制基坑变形,确保基坑安全,并能有效减少工期及造价。The structural composition and working principle of prestressed fish bellied steel support system are introduced.Taking Xuzhou Lugang Mansion Project as an example,it is expounded from the aspects of support selection,construction technology,monitoring results,etc.The engineering practice shows that the prestressed fish bellied steel support system can effectively control the deformation of foundation pit,ensure the safety of the foundation pit,and effectively reduce the construction period and cost.

关 键 词：深基坑 预应力鱼腹式钢支撑体系 预应力鱼腹梁 支护 

分 类 号：TU753[建筑科学—建筑技术科学]