Thanks for the response. To clarify, is the assumption that the thermal mass of the building prevents any ability for freezing underneath the slab on grade, or is some form of insulation put underneath both the slab on grade and isolated footings to prevent freezing?
Hello everyone,
I'm looking at a set of structural plans and trying to understand why the exterior footings need to be placed below the frost line, but the interior footings are able to be placed right below the slab on grade with no foundation pier. Is there a construction step that's done to...
Hello everyone,
I have some questions about a wall footing design example from the ACI design handbook (see image).
1. In general, how would you get the axial force effects from a wind load on the wall footing. My thinking is let's say you had 12-inch CMU exterior walls that are 20 ft tall on...
