But don t worry there is an alternative and we will discuss that next.
Replace sewer line under concrete slab.
If repair is to be done on pipes found underground especially under a concrete slab the traditional way of doing it involves digging and trenching.
Today im going to share with you how i replace old cast iron drain pipes under a concrete slab in a 1958 home.
All the work is done from outside of the house and no digging has to occur.
When a drain pipe breaks under a slab the pipe must be located and repaired.
How to replace sewer line under concrete slab.
Replacing a main sewer line underground requires digging into the ground often disrupting landscaping and concrete.
In north texas there are generally three ways plumbers in our industry replace pipe under a concrete slab.
If the line is broken under a city street it will increase the repair costs and job requirements as city permits and safety control will be necessary.
Other factors that can increase the cost of an under slab leak repair job are trees larger lots requiring.
Do not dig up your concrete slab.
Feed the spinning cutter head all the way through the pipe to cut away any roots.
Trenching under a slab can cost an extra 150 to 200 per foot.
The plumber has to reach the sewer lines found underground and the only way to do so is to cut through the slab to access them.
The cost to replace a sewer line under a slab costs 3 000 to 5 000 for smaller jobs and 15 000 to 20 000 total for larger jobs.
Cost to replace sewer line under slab.
Otherwise the ensuing leak could cause damage.
Insert a video inspection tool into the sewer pipe and look for evidence of tree roots growing inside the pipe.
So if you ve been told you need to replace a sewer line under a concrete slab and that your imported italian tiles will need to be jackhammered into oblivion try to stay calm and consider your options.
Let s discuss the three different methods now.
Tunneling will be required for the under slab drain and sewer line replacement.
The concrete slab covers the sewer drain pipes located under the slab.
How to replace sewer line under concrete slab without digging.
Attach a cutter head onto the end of an electric drain snake.
Under slab plumbing repair costs can easily vary up to 50 or more because of rocky or difficult soils that have to be trenched and tunneled.
Why relining is a better way to replace sewer lines under concrete slabs.
The newest and rising in popularity method is trenchless pipe replacement.