How to Build a Concrete Foundation. A concrete foundation is a base for a structure. The type and size of concrete foundation you will need is based on the structure you will place upon it. You may need a concrete foundation for a.
After the pour, we set our girt anchors to plum, aligned, and leveled. 15 piers in all, each directly under 15 6 x 6's that will support the entire frame. After backfilling around the sonotubes, the 2 x 2' footer acts as an anchor. The footers are poured directly on bedrock 2' deep.