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Re: Old Joist

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As per  Steel Joist Institute 60 year manual 1928 - 1988 on page  247 ----   SJ 126 means it is a 12  inch deep joist Max end reaction 2.70 kips , Max. Ressiting Moment  175 inch kips.  Aloowable Total load for 24 feet span is  203 PLF.

I hope it helps. Thanks

Arvind Bisarya

HOK - St. Louis Mo.

 "Brian K. Smith" <smithegr(--nospam--at)> wrote:

I have a set of plans circa 1952 with bar joist noted "SJ 126".  The joist are 4' on center and span 24'.  Any idea as to what these are and possible load capacity???
Brian K. Smith, P.E.

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