How Thick Should a Concrete Footing Be?


Quick Answer

The thickness of a concrete footing depends on two main factors: the load-bearing value of the soil, and the type of structure. A pole barn, deck and brick house each need different footings. The requirements for these are stated in local building codes.

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How Thick Should a Concrete Footing Be?
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Full Answer

Load-bearing value is given in pounds per square foot and is a soil's capacity to support a load built on it. Soil with a LBV rating of 1,500, for example, requires a 12-inch footing to support a one-story brick-veneered house. Reed Construction Data is a resource for finding codes specific to each state. The proper footing is crucial to the stability of a building, so its design is best left to qualified architects and engineers.

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