Posted 3/14/2008 14:12 (#333911 - in reply to #333899) Subject: Re: I-beam strengths
http://www.engineersedge.com/calculators.htm
Hoping that link helps, down at the bottom is I beam calculators but its kinda greek to me.
I have a 27 foot beam which is 6 inches wide by 12 inches tall. Supported on one end and bridged and I have hung 2200lbs on the end.