The cost varies by region and composition of earth to be excavated (rocks & roots can be extra). Generally the price of tunnel excavation for Plumbing repairs is slightly higher than an in home slab break repair, but the real benefit to tunneling is there is no inconvenience to the residents due to construction debris and intrusive mess associated with an in home "break".
Depending on who is paying the bill (homeowner, plumbing company, or insurance co.), the excavator can charge anywhere from $100 to $375+ per foot.
3.79
$200 I heard it costs $30 per coin. So if you see a slabbed silver dollar for under $30, it may be a good investment.
Call a concrete company they can tell you instantly.
The sewers which are under the concrete slab
Here is an estimate from another site. http://en.allexperts.com/q/Building-Homes-Extensions-2333/slab-foundation.htm
how much does 3 yards of concrete cost
Slab leaks can vary wildly in cost, from less than a thousand to more than two thousand depending on your specific circumstances, where the leak is located under the slab, what it will take to access the leak, and where you live in the country.
A leak in the slab is an under ground stream or broken line under the slab. It is NOT the same as a belly in a sewer line.
Slab 15mm
1. one way slab 2. two way slab 3. flat slab 4. roof slab
I think I have a water leak in my bathroom under the slab. Will a plumber have to break my slab to fix it?
For mudjacking, it can cost between five and eight dollars per square feet for a typical job. Mudjacking is a process that involves pumping a grout mixture under a concrete slab.