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Oren wrote:
On 31 May 2006 15:52:06 -0700, wrote:

pouring a slab foundation on top of existing 4 inch concrete patio.
code calls for 2 inches of sand on top of 10 mil visqueen.what do you
guys think? should i just roughen it up and pour on top? Visqueen is
there as a vapor barrier.

Let me guess, your code is for a new foundation? Break up the patio an
build a "slab foundation", or contact the permit department for some
clarity.

Oren

"My doctor says I have a malformed public-duty gland
and a natural deficiency in moral fiber, and that I am therefore
excused from saving Universes."