In article , Keith Boeheim
wrote:

€ If I am doing this, is a 6'' slab overkill since I would think that the
€ additional cost would mostly be in material?

Yes.

Any money you spent on additional concrete would be far, far better
spent on more surface preparation.

The additional concrete wouldn't do you any good, but more crushed
rock, more subbase, or more compaction would.

Best of luck, and let us know how it comes out!

--
Lyle B. Harwood, President
Phoenix Homes, Inc.
(206) 523-9500 www.phoenixhomesinc.com