水泥土深层搅拌桩在河北某港口软基处理项目中的应用  

Application of cement-soil deep mixing pile in soft foundation treatment project of a port in Hebei

作　　者：李福来 韩辅洲 李晨雁 金磊 LI Fulai;Han Fuzhou;LI Chenyan;JIN Lei(China Hebei Construction&Geotechnical Investigation Group Ltd.,Shijiazhuang 050000)

机构地区：[1]中冀建勘集团有限公司,河北石家庄050000

出　　处：《中国建材科技》2021年第6期135-136,15,共3页China Building Materials Science & Technology

摘　　要：以河北某港口软土地基处理项目为例,针对现场水泥土搅拌桩成桩质量检测结果,通过室内水泥土配合比试验,确定该港口软土地基处理质量问题成因,采用双向搅拌施工工艺和钻机钻头改良等措施,有效解决项目质量缺陷问题。Taking the soft soil foundation treatment project of a port in Hebei as an example,according to the on-site quality test results of cement-soil mixing piles,through the laboratory test of cement-soil mixture ratio,the cause of the quality problem of soft soil foundation treatment of this port is determined.The quality defects of the project are effectively solved through the application of the two-way mixing construction technology and the drilling bit improvement.

关 键 词：软土地基 水泥土搅拌桩 双向搅拌 钻头改良 

分 类 号：TU472[建筑科学—结构工程]