复合支护结构在基坑支护工程中的应用

On application of composite support structure in foundution pit support projects

根据工程的地质、周边环境等特点,介绍了预应力管桩和钢结构支撑及加强被动区等复合支护方案在工程中的应用,达到了施工周期短、投资少和保证基坑及周边建筑安全的目的。

According to the characteristics of the project＇s geology and surrounding environment,the paper introduces the application of the composite support scheme including the prestressed pipe pile,the steel structure support and the improvement of the passive zone in the projects,so as to reduce the construction period,to decrease the investment and to ensure the security of the foundation pit and surrounding buildings.