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UDC 628.143.004.67

Shaikhadinov А. А.

Improving the design of operating tools of the machines for trenchless pipeline rehabilitation

Summary

The designs of the operating tools of the machines for trenchless drinking water and wastewater pipeline rehabilitation are considered. An operating tool model ensuring the cutting tool life gain was developed. The technologies of old steel pipe destruction by incision followed by pipe bursting were investigated.

Key words

trenchless laying , pipeline rehabilitation , plastic pipeline , cutting tool , circular cutter