CONNECTION METHOD OF PILE CONSTITUTING MEMBER AND PILE CONSTRUCTION MACHINE

摘要

PROBLEM TO BE SOLVED: To reduce a processing cost and a transport cost to a pile constituting member, and to reduce labor required for positioning work in connection time.;SOLUTION: In a connection method for mutually overlapping and connecting mutual steel pipes 101 and 101 for constituting a pile body, the connection method of a pile constituting member is provided with a pile constituting member arrangement step of overlapping and installing one steel pipe 101 in an upper end part of the other steel pile 101 installed on the ground, a connection hole forming step of forming a first connection hole 10 and a second connection hole 20 so that both steel pipes 101 and 101 penetrate in the overlapping direction and a connection member fitting step of fitting a wedge member after arranging an engaging member in the formed connection holes 10 and 20, in which the connection hole forming step forms the connection holes 10 and 20 by a drilling tool 51 provided in a press-in machine of installing the one steel pile 101 on the ground.;SELECTED DRAWING: Figure 12;COPYRIGHT: (C)2018,JPO&INPIT