I haven't checked in a while. Thanks for the replies. I'm sure it's a monolithic pour. The floor is 4" but thickens up to about 8" on the edges under the walls. Another concern I have is that I replaced 2 lolly columns in the middle of the floor and placed them on footings which are 2x2x18"...
My house is a typical raised ranch in CT with a 46x22 foundation. When I bought the house the garage floor had a large settlement crack and was pitched so that rain water would hit the slab beyond the garage doors and run into the garage. The home inspector said it was really no problem since...