旋挖工艺在成桩工效提升中的应用  

Application of rotary excavation technology in improving piles work efficiency

作　　者：章安忠 ZHANG Anzhong(China Railway Shanghai Civil Engineering Group Sixth Co,Ltd,Kunming 650217,China)

机构地区：[1]中铁上海工程局集团第六工程有限公司,云南昆明650217

出　　处：《中国高新科技》2020年第22期58-59,共2页

摘　　要：文章结合昆明市轨道交通1号线支线昆明南站工程,针对地质特点提出旋挖工艺,详细探讨了该工艺流程,最终取得了良好的施工效果,提高了成桩工效。Based on the Kunming South Station Project of Kunming Rail Transit Line 1, this article proposes a rotary excavation technology based on geological characteristics, discusses the process in detail, and finally achieved good construction results and improved pile work efficiency.

关 键 词：易塌孔地层:钻孔灌注桩 旋挖成孔 

分 类 号：TU753[建筑科学—建筑技术科学]