地下连续墙箱式接头应用研究

地下连续墙箱式接头是一种更安全、经济和便捷的地连墙接头施工工艺,能提高地下连续墙的施工质量,为城市地下连续墙的设计施工提供新方法。该文对地连墙箱式接头进行介绍,并对其进行适用性分析,其具有防渗效果好、定位起拔简单准确和施工快速等优势,且在武汉地区的几个项目中得到成功应用。以武汉老浦片商业及住宅项目工程、永清片综合发展项目工程和南国中心一期工程为例,对地连墙箱式接头可行性及经济性进行归纳总结及验证,得出地连墙箱式接头在该区域具有较好的适用性,希望能够为地下连续墙的工程建设、设计提供一定的参考。

Ground wall box joint is a safer,more economical and convenient ground wall joint construction technology,which can improve the construction quality of the ground wall,and provide a new method for the design and construction of urban ground wall.This paper introduces the ground connection wall box joint,and makes its applicability analysis,which has the advantages of good seepage prevention effect,accurate positioning,simple lifting and pulling,fast construction speed,and has achieved a more successful application in Wuhan area.Taking the commercial and residential project of Laopu area in Wuhan,the comprehensive development project of Yongqing area and the first phase project of Nanguo Center as examples,the feasibility and economy of the box joint of ground wall are summarized and verified.It is concluded that the box joint has good applicability in this area,so as to provide some reference for the engineering construction and design of the ground wall.