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Re: Estimating f'c beyond 28 days

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Can I hear an Amen!???

Fountain E. Conner, P.E.
Gulf Breeze, Fl. 32561

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> From: Cain, William <bcain(--nospam--at)ebmud.com>
> To: 'seaint(--nospam--at)seaint.org'
> Subject: RE: Estimating f'c beyond 28 days
> Date: Thursday, September 21, 2000 6:18 PM
> 
I remember reading an old ACI technical note back in my
> younger days (and that was a while ago!) that suggested considering your
> concrete design no more accurate than about 1 significant figure (i.e.,
> using a strength value of 3 ksi or 4 ksi not 3.250 ksi is what you are
> after).  The fact your computer will calculate it on some basis to a
> bizillion figures doesn't make the answer more accurate.   
> 
> Regards,
> Bill Cain, S.E.
> Oakland  CA  


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