Why is my floor uneven? What does it mean? Uneven, Sloping floors are not uncommon and depending on your home's foundation you could be facing settlement, expansive soils, or both. In this video RK Bob Brown goes over the Conventional concrete slab, Post Tension Slab, and crawlspace with support jacks or columns. Whatever the case, when your floor is uneven it's time to get it checked out by a foundation repair expert. At Arizona Foundation Solutions we strive to bring the highest quality foundation repair in Arizona.