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Re: ASD vs simple test

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>I optimized a
>typical bay of roof framing using ASD, and then tried LRFD.  Know what?
>I got the exact same member sizes!  I guess that might not be a surprise
>to some of you, but it was to me.
It doesn't surprize me all that much, having gone through 'Essentials of 
LRFD.' Yours is the first actual test reported here, and I'm grateful for 
your reinforcing my particular prejudice. I still doubt that real 
structural design margins have changed a small fraction as much as the 

Christopher Wright P.E.    |"They couldn't hit an elephant from
chrisw(--nospam--at)        | this distance"   (last words of Gen.
___________________________| John Sedgwick, Spotsylvania 1864)