| 摘要 |
<p><P>PROBLEM TO BE SOLVED: To provide a repair method between a sewerage main pipe and an attached pipe including a connection part capable of securely closing a cavity formed in a joint part between the sewerage main pipe and the attached pipe and preventing an unfavorable level difference from arising in the sewerage main pipe even after the repair work. <P>SOLUTION: The first invention is achieved by carrying out at least a lining process to an attaching pipe 21, a cutting process for a part of the lining member 31, a form installation process onto the inner peripheral face 13 of the sewerage main pipe 11, a covering process for the opening 22 of the attached pipe 21 after lining, an injection process of a resin material from the form side, and a grinding process after injection of a resin material. The second invention is achieved by carrying out at least a cutting off process of the projected pipe end 25 of the attached pipe 21, an installation process of a form to the inner peripheral face 13 of the sewerage main pipe 11, a closing process of the opening 22 of the fitting pipe 21 after cutting off, a resin injection process from the form side, and a polishing process after injection of the resin material. <P>COPYRIGHT: (C)2003,JPO</p> |
