In the past, techniques to fill voids that may have been used included mudjacking (or slab jacking) with a cement-based product. A more modern method of fixing voids under concrete slabs is using polyurethane foam that expands to fill the void. It may also be used to level the concrete in cases where it has been sunk due to the void.
There are several benefits of using polyurethane foam to fill voids under concrete. Here are just a few of the main reasons we recommend polyurethane foam for void filling:
A common type of void in Alabama is a sinkhole. Sinkholes can be caused by natural causes. Much of the rock in our state contains limestone which can break down when it rains. Rain is naturally acidic and can breakdown limestone in the ground causing voids. Man-made causes exist as well due to construction, drilling, and other events. To learn if sinkholes are a problem where you live click here.
Our team can help find and fix voids in numerous places beneath the concrete. We work on both commercial and residential concrete problems. To learn more about void filling and the causes of voids, or to get an estimate on void filling for your property, contact us today.