An atrium structural section featuring wide flange columns and beams with bolted shear tab connections and diagonal angle braces composed of two L4x4x3/8 members per structural standard 17/S-505. The metal deck utilizes typical top and bottom attachments, with edge forms extended to overlap the wide flange and top of insulation. A notched shear tab incorporates an additional one-eighth inch added to the typical fillet weld size.
A 2 L4x4x3/8 BRACE PER TYP 17/S-505 EXTEND TYP EDGE FORM TO OVER LAP WF, USE TYP DECK ATTACHMENT T&B EXTEND TYP EDGE FORM TO TOP OF INSULATION NOTCH SHEAR TAB ADD 1/8" TO TYP FILLET WELD
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