![]() ![]() ![]() Then a rock filler is added, followed by four inches of concrete poured on top. After the blocks are laid all internal piping is installed. After the footers are poured, a minimum of two layers of concrete block are laid on top of the footers. Like all foundations, the slab starts with concrete footing poured 24 inches below projected finish grade. Installation is simple compared to other foundation types, making slab foundations popular among homeowners for their relatively low price tag. Concrete Slab FoundationĪ concrete slab is one of the most common types of house foundations, requiring the least amount of lot prep to begin building. Luckily, those choices are pretty straightforward, and their relative advantages and disadvantages are crystal clear.Īnd while deciding what type of house foundation is right for you isn’t the most exciting part of planning your build, it’s undoubtedly one of the most important (and earliest) steps.įor the sake of keeping this article organized, we’ll discuss the three types of foundations you’re most likely to encounter in this market, starting with the least expensive, a concrete slab foundation. But, like everything in homebuilding, you have choices. Act as a barrier to water and soil vapor.By definition, a house’s foundation is the load-bearing portion of the structure, typically built below ground.Īt a minimum, any foundation must do three things well: ![]()
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