Description is made of a new down hole tool used in soft ground-rolling device in terms of its basic operating principle and working process in bored pile foundation construction, its basic structure and the technical characteristics of various rolling devices.
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江天寿.软土层施工桩基的新方法滚压法[J].钻探工程,1998,(2):22-23.Jiang Tianshou. A New Method Used for Installation of the Bored Pile Foundation in Soft Ground[J]. Drilling Engineering, 1998,(2):22-23.