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                                                                                                                                                                 Last updated 9 January, 2014 > site map > no-dig and trenchless drain repair                                                    

No-Dig & Trenchless Drain Repairs

As soon as we had the ability to inspect pipes, drains and sewers from the inside with cameras it was only a matter of time before somebody came up with the idea for a No Dig drain repair, now some 35 to 40 years on there are numerous trenchless drain lining methods on the market for repairing defective systems.

These include Slip Lining, Spray Lining, Draw Lining, Roll Down Liners, Pipe Bursting, Pitch Fibre Re-Rounding and CIPP Liners, below i give a brief description on the methods most used in the UK with further information available on each subject if required

drain relinedCipp Liners (Cured in place pipe)

The most common lining method in the UK due to its simplicity and when done correctly a very affective way to repair root damaged, fractured and leaking pipe work, in its simplest form a resin soaked soft felt tube is inserted into the host pipe and inflated until it cures, forming a new pipe inside the old.

Read More Here Cipp Drain Lining

Drain Patch Repairs

Small sections of drain liner, usually 600mm to 1000mm long are inserted into a system to target specific faults such as a fractured or root damaged joints, handy for working between live junctions and for repairing single faults on long lengths of pipe work

Read More Here Drain Patch Repairs

Pipe Bursting

reform drainsA technique where a bursting head is pulled through the drain system splitting the host pipe, a new pipe is pulled behind as it goes through the system, ideal for repairing systems considered to be beyond a Cipp repair

Read More Here Pipe Bursting Techniques

Pitch Fibre Re-Rounding

Deformed, blistered and delaminated pitch fibre pipe work can be re-shaped and relined using a Cipp Liner to save the cost and upheaval of a full blown excavation

Read More Here Pitch Fibre Repair Techniques

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