干振碎石桩处理软地基施工工艺浅探

Probe into the Construction Technique for Treating the Soft Foundation with the Dry-vibrating Gravel Pile

介绍了干振碎石桩的定义和原理,阐述了干振碎石桩对于原材料及机械设备的要求,以陕西省吴堡—子洲高速公路设计为例,探讨了干振碎石桩的设计参数、试桩要求及施工工艺,提出了施工中容易出现的质量事故及防范处理。

This paper introduces the definition and principle of the dry-vibrating gravel pile, expounds the requirements of the dry-vibrating gravel pile for the raw materials and mechanical equipment, and taking the design documents of the Wubao-Zizhou Superhighway in Shaanxi Province as the example, probes into the design parameters, pile test requirements and construction techniques of the dry-vibrating gravel pile, and points out the quality accidents that easily occur in the construction, and puts forward some methods for preventing and treating these quality problems.