Drain Repair

Methods of drain repair using no-dig technology...

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Hot Water

One of many installations taking advantage of the Government rebate schemes. Water heated by solar, or heat pump, helps save our planet and saves you lots of money. Learn more about these on the hot water page...

Flood Prevention

An example of some larger scale specialised plumbing. We constructed a pump well with inlet weir and grating, with two large pumps on guide rails. In flooding situations the large influx of storm water could then be pumped outside the levee banks. See more on the portfolio gallery.......

STP and Distribution

Sewer from three homes and School amenities at an Outback School was run through 3 small Sewer Treatment Plants to this distribution well. What was once a dust bowl is now a green, grassed play oval of approx 30 x 50 metres.

Drain Repair

No relining this time. After CCTV inspection and diagnosis small sections of drains were replaced and sewer junctions with large diameter access risers were installed as a safer alternative to using access manholes.

Hydro-Vac

An example of hydro-vac excavtion. This high pressure gas main was suspected to be leaking. After setting up traffic control and emergency procedures it was carefully located by potholing. Following this the entire tee section and pipes were exposed for an easy and safe repair.

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Drain Repair

Methods of Repair

First we inspect the drain with a cctv drain camera to diagnose problems and recommend the best or most cost effective method of repair which is least disruptive to surrouning infrastructure and environment. Whatever method is used will usually also involve clearing and cleaning the drain of any obstructions with a high pressure water jetter first

Methods we use are

There are other methods available elswhere, such as slip lining, pipe bursting, grouting or replacement by horizontal boring and for short distances using a pnuematic mole.

Sometimes the best or only method is to excavate and replace the defective drains.

Patch Lining

Drains can be repaired in many ways.Of course the best method is using trenchless technology whereby you have little or no excavations which means no dug up concrete, paving and garden and no mess. This is also acheived usualy at a far less cost.

One such method that renopipe uses is lining cracked pipes internaly with a polyester, or epoxy resin impregnated poly felt liner. The photo shows how cured in place liner has given a totaly crushed clay pipe structural strength and sealed up the cracks.

An example of patch lining is provided in the photos below.

1.The first showing a crack in base of a shower floor trap which was letting out the trapped water.This then allowed sewer gas to come through and fill the residence.

2.The second showing the new plastic liner in place with the packing bladder forcing it against the walls of the drain while it cures.

3.The third showing the cured in place new plastic liner, making the drain better than new.

cracked_trap packer_in_place refurbished_trap

Junction Lining

This is the lining of a drain junction in much the same method as patch lining and epoxy resin is the resin of choice due to its strength and durability. It is more expensive to do compared with patch lining, however each case has to be looked at to examine the most cost effective, less disruptive repair. If you dont want your garden, your pavers, concrete floors dug up or you simply cant have it done then junction and internal drain lining is your only option.

Drain Lining

 If you are having continual trouble with a drain blocking up it can be jetted clear, checked with a cctv camera to make sure there are no dips or back fall and then lined with reinforced polyester liner for it's entire length.

A poly felt tube liner is impregnated with resin then inverted and inserted into drain from one end to other. The liner is forced against the walls of the pipe using air or water and left untill it cures. Any excess resin is squeezed into cracks and the new liner sticks firmly to the existing pipe walls.

The new pipe is checked with a cctv camera. The new pipe is only 3mm thick so you retain much the same pipe size and with the new smooth suface there is a huge increase to flow capacity.

I have some before and after photos and a video on Renopipe facebook page

To see a VIDEO of this relining process go to

To see some before after photos of some severely broken drains go to

 

 

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