提高钻孔灌注桩单桩承载力的设计和施工方法

The design and construction method on improving the single pile bearing capacity of the bored pile in pile foundation project

分析了钻孔灌注桩承载力的构成要素,介绍了设计采用不同桩型来提高承载力的方法,结合工程实践,提出了保证钻孔灌注桩质量和承载力的施工工艺,得出了这些施工工艺经济效益和社会效益显著的结论。

The inscape of the bored pile bearing capacity is analyzed in this paper. Some different types of bored pile can be used to improve the pile bearing capacity was introduced. Combined with the project, the construction technology is put forward to guarantee the quality and bearing capacity of the bored pile, drawes a concluion that the economical benefit and the social benefit of the construction technology is remarkable.