| 摘要 |
<p><P>PROBLEM TO BE SOLVED: To provide a method of repairing a drain pipe that can arrange a resin pipe in the existing drain pipe without causing elongation. <P>SOLUTION: In the method of repairing the drain pipe connected between connecting skeletons of manholes or the like in an underground buried state and guiding sewage, rainwater, or the like to the connecting skeletons, a corrugated resin pipe 5 with projecting parts 5c formed of hard resin and formed in spiral or ring shape at the external walls of the soft resin pipes 5d, 5e in which a reinforcing material 5F for regulating elongation in a pipe axis direction is embedded, is carried in from an upper opening of one connecting skeleton, and the tip part of the carried-in corrugated resin pipe 5 is inserted from a drain pipe opening connected to the connecting skeleton. The corrugated resin pipe 5 inserted in the drain pipe is pulled from the other connecting skeleton side. The corrugated resin pipe 5 is thereby arranged over the whole length of the drain pipe. <P>COPYRIGHT: (C)2006,JPO&NCIPI</p> |
