how much does is cost to lay a garage slab
The cost of a concrete slab to be formed and poured, including expansion joints, would run approximately $2.75 per square foot in our local area for a 4 slab on a level site. 3) Footing Requirements : (International Building Code 2000 or âIBC 2000â requirements).or instance, on a 20' x 30' garage you would make your slab 20' 4 x 30' 6. This is so you donât break or crack the edge of the slab when affixing the concrete anchor expansion bolts into your slab. 2) Order the Correct Concrete Mix and Amount: Your floor should be a minimum of 4â thick.