Installers drill one or more holes typically two inches in diameter into the sunken section and then inject a slurry of sand cement and water with enough pressure to lift the concrete.
Repair sunken concrete walkway.
What to do with a sinking concrete slab.
The mud jacking process will make sinking concrete walkways level.
Keeping your concrete sidewalk or walkway intact and level preserves the look of your home or business and prevents falls and injuries.
In either case the only way to fix it and prevent it from sinking further is by jacking up and reinforce the ground under it.
If you re considering repairing a cracked sunken or uneven sidewalk this guide explains why leveling the concrete offers a far easier and cost effective solution than.
A concrete walkway does not have to be torn apart and poured again to fix this problem.
A number of companies specialize in concrete injection a process where a special mixture of cement is injected under pressure underneath the slab essentially floating the slab back into position.
Concrete sidewalk repair leveling.
Preparing the ground to support a slab that forms a driveway patio or walkway is an essential.
A sinking concrete sidewalk or driveway can be caused by erosion from rainwater removing the soil under it or a large root beneath it that has rotted over time.
There are methods that can be used to raise a sunken slab of virtually any size back to it s original position.