多向加芯搅拌桩技术在软土地基处理中的应用  

Application of Multi-directional Cored Mixing Pile Technology in Soft Soil Foundation Treatment

作　　者：欧阳辉 OUYANG Hui(China Railway 11th Bureau Group Second Engineering Co.,Ltd.,Shiyan 442000,Hubei,China)

机构地区：[1]中铁十一局集团第二工程有限公司,湖北十堰442000

出　　处：《路基工程》2025年第1期144-149,共6页Subgrade Engineering

基　　金：中国铁建股份有限公司科研课题:下穿和临近运营高铁施工安全控制成套技术研究及示范应用(2021-C56)。

摘　　要：基于珠海市鹤洲至高栏港高速公路一期软基处理工程,介绍多向加芯搅拌桩技术的基本原理、施工工艺和应用效果。通过设计参数优化、施工工艺改进和质量控制,多向加芯搅拌桩技术能够有效提高软土地基承载力,减少工后沉降,提高施工效率,具备经济实用性,有良好的应用前景,并对多向加芯搅拌桩技术提出进一步优化和推广建议。In combination with the Phase I Soft Foundation Treatment Project of Hezhou—Gaolangang Expressway in Zhuhai City,this paper introduced the basic principle,construction technology and application effect of multi-directional core mixing pile technology.Through design parameter optimization,construction process improvement and quality control,the multi-directional cored mixing pile technology has good economic practicability and application prospects,which can effectively enhance the bearing capacity of soft foundation,reduce post-construction settlement,and improve construction efficiency.This paper also puts forward suggestions for further optimization and promotion of multidirectional cored mixing pile technology.

关 键 词：高速公路 软基处理 搅拌桩 地基加固 承载力 技术优势 经济性 

分 类 号：U41[交通运输工程—道路与铁道工程]