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Re: 50' oc control joints for SOG ok?

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>
>
> For a 6" slab on grade is it acceptable to have a 50' oc control joint
> spacing for no. 4 @ 18" oc ea way.  I am looking at a tensile stress based
> on
> subgrade friction formula that calculates out.

Hm, that seems a bit much to me, but if the SF formula tells you it's
okay, then I won't argue.


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