To "reinforce" Harold's position. Just yesterday I looked at a driveway
slab which used fibermesh. The contractor/owner placed the slab with
expansion/control joints just as he would have had with plain concrete.
His expectation was to have a relatively crack-free driveway.
>From a qualitative standpoint, I could see no improvement in crack-control
from plain concrete.
> From: Sprague, Harold O. <SpragueHO(--nospam--at)bv.com>
> To: seaint(--nospam--at)seaint.org
> Subject: RE: Concrete flat slab strengthening
> Date: Tuesday, January 11, 2000 11:31 AM
> I guess that I don't understand the comment. Most people who subscribe
> this list know that I am not a fan of polypropylene fibers in concrete.
> shrink concrete does not have to contain polypropylene fibers. I have
> seen any evidence that polypropylene fibers reduces shrinkage. If that
> contention, please send me the data on standard ASTM shrinkage tests in
> of testimonials.
> Harold Sprague
> > -----Original Message-----
> > From: Murat ERBAS [SMTP:merbas(--nospam--at)garanti.net.tr]
> > Sent: Tuesday, January 11, 2000 11:16 AM
> > To: seaint(--nospam--at)seaint.org
> > Subject: Re: Concrete flat slab strengthening
> > Non shrink concrete use FIBERMESH fibers www.fibermesh.com