摘要 |
PURPOSE: A temporary sewer pipe, an opening and closing device of a pipe, a fixing device of a pipe, and a repair method of a sewer pipe using the same are provided to efficiently repair a sewer pipe without environmental contamination. CONSTITUTION: A repair method of a sewer pipe is as follows. A sewage flow path is changed by installing a bypass pipe(150) in the construction section of a sewer pipe using pipe opening and closing devices(300a,300b,300c,300d) and a temporary sewer pipe. A repair work is performed on the construction section of the sewer pipe. The sewage flow path is restored using the pipe opening and closing devices and the temporary sewer pipe, and the bypass pipe installed in the sewer pipe is dismantled.
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