by cinderfire

What is a Robotic Reinstatement Cutter?

A robotic reinstatement cutter is a specialized trenchless tool used to cut through cured-in-place pipe (CIPP) liners and reopen lateral connections without excavation. These cutters are remotely operated and equipped with high-precision cutting heads, cameras, and flexible arms that navigate through sewer lines to perform reinstatement work with surgical accuracy.

Robotic reinstatement cutters are essential in post-lining reinstatements, especially when lateral tie-ins are covered or when liners fail or collapse. They allow contractors and municipalities to restore flow quickly, avoiding costly dig-ups and minimizing disruption to roads, buildings, and landscapes.

Reinstatement Cutter Process:

  • Camera Inspection: We begin with a CCTV inspection to identify the exact location of lateral tie-ins beneath the newly installed liner or in cases of failed liners, to assess damage and determine reinstatement feasibility.

  • Robotic Cutter Deployment: Our technicians insert a robotic reinstatement cutter device with a precision cutting head into the pipe.

  • Precision Cutting: Using onboard cameras and joystick control, the robotic cutter cuts through the liner at the tie-in point, restoring full flow between the lateral and main line. This method is also effective for reopening connections in failed or collapsed liners, helping salvage rehabilitation projects without excavation.

  • Final Inspection: We perform a post-cut inspection to ensure smooth flow and proper alignment, guaranteeing long-term performance

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