Soil erosion can be another cause of a sinking slab.
Concrete driveway sinking repair.
But when your driveway repair has sunk to the point where it s 4 or 5 in.
Asphalt companies charge about 1 000 to dig out the old portion and install a new apron.
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.
Some contractors recommend repairing a sinking slab by demolishing the damaged area and pouring new concrete.
An unusual amount of cracking spread over a large area isn t normal however and usually indicates that the slab is sinking.
There are two main reasons for a slab to sink and there are two repair options that don t involve grabbing a sledgehammer demolishing your driveway and replacing it.
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.
This may seem like the most straight forward way to repair it but new technologies for raising concrete have significantly reduced the need for you to go to this extent or contend with the downsides of this old school option.
Residents of metro atlanta now have a place to turn for help when the concrete they poured years earlier for their garage floors driveways pool decks or patios has given way to the harsh elements and poor compaction leaving the owner with uneven concrete.
Lower than your garage floor it s time to fix it.
Professional sunken concrete slab repair in atlanta ga by ground consolidation services.
The traditional way to fix a sunken concrete driveway is to break up the old one and pour a new one.
Heavy water flow sometimes washes away soil beneath a slab which then sinks into the resulting hole or void.