临河高水位基坑水泥粘土砂浆止水桩的应用

The application of cement clay mortar waterproof piles in high water foundation pit near river

本文结合某临河高水位基坑工程实例介绍水泥粘土砂浆止水桩的应用情况以及施工技术要点,对低强度水泥粘土砂浆性能、水泥粘土砂浆止水桩特点和采用双回旋套管取土咬合施工方法进行总结,给深基坑支护工程提供一种新的止水技术。

In this paper,the application and construction techniques of cement clay mortar waterproof piles are introduced by combining a high water level foundation pit engineering example; the performance of low strength cement clay mortar,characteristic of cement clay mortar piles and the construction methods of double cyclotron casing soil secant were summarized,which will provide a new sealing technology for deep excavation projects.