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Re: Old steel beams called out

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S20x80, top of steel 2" below nominal

On Tue, Nov 10, 2009 at 12:47 PM, ken ng <zy7up(--nospam--at)> wrote:
I am looking at an old set floor plan and sections.  The steel beams were called out as follow:
20" I 80# - 2"
20" I 65# - 2"
24" I 80# - 2"

Does anyone know what are these called out mean?  I knew that we do have an 24" depth steel beam, but we don't have wife flange that is 20" depth.

Tripp Howard