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Posted by DanG on January 22, 2008, 7:23 am
I just had a trade magazine telling about an east coast medical
facility using hydrophobic concrete with no external waterproofing
with 3 stories under ground. I will try to dig out the article.
They referenced only 2 types of additive.
--
______________________________
Keep the whole world singing . . . .
DanG (remove the sevens)
dgriff237@7cox.net
>I am excavating in the crawlspace under my house to construct a
>couple of
> new rooms. The construction involves installing retaining walls,
> which in
> some locations will be adjacent to the existing perimiter
> foundation. These
> retaining walls will be poured, directly against the excavated
> dirt face,
> (with a double layer of 6mil visquene). While the area is
> generally very
> dry, there is one side of the house where there is some moisture
> seepage
> after heavy rains. I will be installing french drains, outside
> the exisitng
> foundation, and under the heel of the new retaining wall.
>
> I have been reading about products that can be added to the pour
> that
> supposedly limit the capillaries that form in concrete as it
> cures.
> There seems to be an abundance of these products, and of course
> their
> liturature proclaims each of them to be the best. I would like
> to hear
> from people... in particular concrete professionals, who have
> had experience
> with these products, especially with recommendations as to which
> is the best.
> My local concrete supplier recommends a product named Moxie, but
> this may
> just be because there is a local Moxie supplier.
>
> I'll appreciate any input is this regard.
>
> TIA
> Kevin.
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