The steel joist bears onto the joist girder at the grid line. A three-eighths inch by three inch by one foot ASTM A36 steel tie plate is provided at the bearing point. The connection is secured with a three-sixteenths inch fillet weld at four inches on center. A continuous three-by wood nailer, matching the width of the joist chord, is fastened through the top chord of the joist using two number fourteen wood screws at twenty-four inches on center. Roof sheathing is installed over the wood purlins and nailer as specified per plan.
D J.B.E. GRID PROVIDE 3/8" X 3" X 1'-0" A36 TIE PL. WOOD PURLIN PER PLAN (TYP.) CONT. 3X TOP CHORD NAILER MATCHING JOIST CHORD WIDTH - FASTEN THRU TOP CHORD OF JOIST W/ (2) #14 WOOD SCREWS @ 24" SPA. (TYP.) ROOF SHEATHING PER PLAN 3/16 4" TYP.
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