水泥搅拌桩施工技术在高速公路软基处理中的应用  

Application of Cement Mixing Pile Construction Technology in Soft Foundation Treatment of Expressway

作　　者：许建丽 XU Jian-li(Zhangjiakou Road and Bridge Construction Group Co.Ltd.,Zhangjiakou 075000,China)

机构地区：[1]张家口路桥建设集团有限公司,河北张家口075000

出　　处：《工程建设与设计》2023年第23期232-234,共3页Construction & Design for Engineering

摘　　要：结合实际工程,阐述了水泥搅拌桩施工技术工程特性,介绍了水泥搅拌桩在公路软土路基处治应用中的优势,并分析了水泥搅拌桩施工质量影响因素,包括含水率、原状土掺比、水泥强度等级等,重点对水泥搅拌桩施工技术要点进行研究,并提出水泥搅拌桩施工质量检测标准。Combined with the actual project,this paper expounds the construction technology and engineering characteristics of cement mixing pile,introduces the advantages of cement mixing pile in the treatment and application of highway soft soil subgrade,and analyzes the factors affecting the construction quality of cement mixing pile,including water content,undisturbed soil fraction,cement strength grade,etc.,focusing on the key points of cement mixing pile construction technology.The construction quality inspection standard of cement mixing pile is proposed.

关 键 词：高速公路 软土路基 水泥搅拌桩 施工技术 

分 类 号：U416.1[交通运输工程—道路与铁道工程]