长螺旋旋喷搅拌水泥土帷幕桩及其应用

Introduction of Long Auger Rotary-jet Mixing Soil-cement Curtain Pile and the Application

摘要:

介绍了一种新的专利技术——长螺旋旋喷搅拌水泥土桩，尤其适用于北京等硬土地区在已施护坡桩之间做帷幕，克服砂卵石等硬地层，比其它方法在技术可靠、施工高效、安全文明、经济环保4方面有明显优势。同时介绍了该技术在北京大学留学生公寓楼基坑工程中的应用，确保了西侧5栋高教住宅楼的安全和正常使用。

Abstract:

A new patent technology of long auger rotary-jet mixing soil-cement curtain pile was introduced, which was especially applicable to the curtain between slope protection piles in stiff clay with advantages of the reliable technology, high construction efficiency, safety, economy and environmental protection. The application case of a foundation pit engineering of foreign students′ dorm in Peking University was presented.