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Re: 3 columns, 1 footing

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PCA Mats is a software that could be very helpful to solve your
problem.  However, the bear shear and punching shear need to be
checked manually.

Hope this helps.

Desi J. Kiss, PE
http://djkeng.tripod.com/




On Sun, 6 Oct 2002 06:40:09 -0700 "John Nader" <johnenader(--nospam--at)msn.com>
writes:
> 
> 
>  I have a situation where three columns fall at 2 expansion joints 
> that share one footing.  Will this approch be correct to analays the 
> footing.  The 3 columns look like an L.  The columns do not have 
> equal loads. They are about 2' apart from each other.
> 
> 1.  Find the center of gravity between the columns.
> 
> 2.  Take the load from each column get the moment, P X the distance 
> to the center   of  gravity.
> 
> 3.  Add the moments and the Loads, and find e.
> 
> 4.  Calulate the footing with total P, total M and e.
> 
> Thanks in advance for your input.
> 
> John
> 
> 
> 
> 
> 
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> http://explorer.msn.comGet more from the Web.  FREE MSN Explorer 
> download : http://explorer.msn.com



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