Metal deck flutes secure to supporting framing with two number 12 self-drilling screw fasteners per deck rib in lieu of welds. A minimum of three deck flutes are required at each end. Channel sections below are omitted when located within one foot six inches of an adjacent beam.
DETAIL A TYP EA DECK RIB 1/2 IN LIEU OF WELDS, PROVIDE (2) #12 SELF-DRILLING SCREW FASTENERS EA DECK RIB C4 BELOW, NOTE 4 MIN (3) DECK 18" FLUTES, ES 13" C4 NOT REQD WHEN WITHIN 1'-6" OF ADJ BM CL BM
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