What is the best way to build a slab on grade foundation?
...on, which then lends itself to the constant problem of erosion unless the backfil is contained in a crib of some sort.
Also, in order to save on costs building the shop, can I vary the slab thickness to accomodate different loading or do I have to pour one massive slab? I have a 12 tonne truck in one area, footprints ...