Posted 1/11/2012 00:27 (#2154878 - in reply to #2154864) Subject: Re: Full concrete slab for a machine shed?
Southern, MI
We put up a 40x70 barn a few years ago. At first didn't plan to put concrete in it, just a dirt floor or berm stone. Dad insisted we should spend the extra $ for 6" concrete, best decision we could have made. For me 8" thick concrete seems a lot, but I don't know how you are using it.