中国尊大厦超深基坑后注浆钻孔灌注桩施工技术
Construction Technology(2019)
Abstract
中国尊大厦采用后注浆钻孔灌注桩作为桩基础,其桩径和桩深较大,最大单桩承载力极限值达32000kN.通过工程实例,介绍后注浆钻孔灌注桩施工技术,对钻孔灌注桩成孔、水下混凝土浇筑、后注浆等关键施工技术进行详细介绍.结果表明,该施工工艺成功解决了超深旋挖钻孔桩桩底清渣难、成孔垂直度要求高等难题.
MoreAI Read Science
Must-Reading Tree
Example
![](https://originalfileserver.aminer.cn/sys/aminer/pubs/mrt_preview.jpeg)
Generate MRT to find the research sequence of this paper
Chat Paper
Summary is being generated by the instructions you defined