METHOD OF PROPELLING RESIN UNDERGROUND PIPE

摘要

PROBLEM TO BE SOLVED: To provide a method of propelling a resin underground pipe which can reduce a cost by restricting damage to a pipe surface when burying the resin underground pipe under the ground by this propelling method.

SOLUTION: In this propelling method of forming a lateral gallery under the ground with an excavation cutter 18 provided in a leading pipe 4 provided at a tip and propelling the resin underground pipe 16 connected to the rear part of the leading pipe 14 into the lateral gallery to lay it, a metal guide pipe 11 having a shape corresponding to the resin underground pipe is connected between the leading pipe 14 and the resin underground pipe 16 to propel the resin underground pipe into the lateral gallery.

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