Summary

It was the common practice to repair the flattened (dent) pipe by exavation and cutting repair. However, pipe reporm is trenchless repair method from the manhole and it does not depend on cirrcumstances such as traffic volume or excavation depth

Feature

• ■It is a simple, non digging method which remotely control the correction head from inside the manhole
• ■Because it does not require excavation, it is ecological as it does not lead to soil excavation or require backfilling material, etc.
• ■Hydraulic hose repair has long span and can work up to150m
• ■Hydraulic equipment can pressure up to 7.3t

■Correction head overview