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Re: CSA S304.1-94

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David:

The ACI Eq. 9-7 is written thus:


       Mcr                   Mcr
Ie = [-----]^3 * Ig + [1 - [-----]^3] * Icr
       Ma                    Ma  

Neil Moore
S.E.

This should also be presented in courier font.




At 04:09 PM 11/28/98 -0500, you wrote:
>A question for those with the masonry design standard noted in subject line. 
>Equation 8.3.2.2 gives effective stiffness of a wall to be
>
>
>         ( Mcr 3 )          (         (  Mcr  3 ) ) 
> I =     --------   Io   +  (  1  -    ---------  )   I cr
>         (  Ma   )	    (         (   M a   ) )
>