水泥土桩复合土钉墙基坑支护施工应用技术

On application technique of composite nailing wall foundation pit construction of cement piles

结合太原市西中环南段打通工程中大井峪通道深基坑支护工程,对施工中所采用的水泥土桩复合土钉墙基坑支护技术进行了分析,总结了打设水泥搅拌桩、开挖与支护等技术要点,并提出了质量控制措施,以供参考。

Combining with Dajingyu deep foundation pit project at the digging project of the Southern Section of Xizhonghuan Ring in Taiyuan, the paper analyzes the cement pile composite nailing wall＇ s foundation pit protection, sums up the technical points of the erection of the cement mixing pile, its excavation and support, and points out its quality control measures, so as to provide some reference.