STEEL PIPE PILE, JOINT STRUCTURE OF STEEL PIPE SHEET PILE, AND WALL STRUCTURE AND METHOD FOR DRAWING STEEL PIPE SHEET PILE

摘要

A steel pipe sheet pile comprises a sheet pile body consisting of a steel pipe, a first joint provided on the outer surface of the sheet pile body in the longitudinal direction thereof, and a second joint provided on the outer surface of the sheet pile body on the side opposite to the first joint in the longitudinal direction of the sheet pile body, wherein each of the first and second joints has a joint body, a first leg arranged on the front surface side of the sheet pile body, and a second leg that is arranged on the back surface side of the sheet pile body with a space from the first leg and supports the joint body together with the first leg, the first and second legs are fixed to the sheet pile body, respectively, the first joint is provided with a first space portion extending in the longitudinal direction of the sheet pile body and having one end closed in the longitudinal direction, the second joint is provided with a second space portion extending in the longitudinal direction of the sheet pile body and having one end closet in the longitudinal direction, and the first and second legs of the first joint sectioning the first space portion and the first and second legs of the second joint sectioning the second space portion are provided, respectively, with first jet holes for jetting pressurized water from the first and second space portions toward the outside.