*headdesk* Sorry, didn't fully understand the whole upload protocol on this site.http://files.engineering.com/getfile.aspx?folder=90970632-8204-4535-bf11-ade5c259c2ca&file=Tongue_and_groove.JPG
I'm getting ready to use up a bunch of beam shorts (both 12 x 30s and 16 x 26) to put up a crane system, it doesnt have to be all that pretty, but the top of the bottom flange must be ground smooth to allow the rollers to go over them without a bump, I've seen standards for Ship-lap splices, but...