There is no guidance for the working strength or the timing for strength development in concrete footings in the IRC. What is provided is a minimum design strength for the concrete, which is only ...

In residential building and design, concrete is experiencing a surge in popularity. Among the reasons: It’s a flexible material that can be fashioned into large expanses such as walls and floors ...

Its purpose is to spread out the weight of the structure onto the soil. A footing is just a concrete beam that's poured in direct contact with the soil. The foundation wall rests on this footing.

One of the things I don't fully understand is the foundation footer. I'm also stumped about piers. What's the real purpose of these things? Can you install a foundation without concrete footings?

but this requires that you pour a concrete footing at the bottom of the hole for the block to rest on. You then have to fill the cores of the concrete block with steel rods and a concrete mix to ...