Footings serve to spread the load onto the soil for adequate bearing, and to provide a smooth, level surface for wall forms or for block and mortar work. Footings also resist lateral soil pressure at the base of foundation walls.
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Q: I have been told that crushed stone should be placed beneath foundation footings as a capillary break to prevent moisture from migrating up the foundation wall into the basement or crawlspace. Won’t this make the footing settle? More