Hollow structural section members run along each side of openings measuring between thirteen and twenty-four inches maximum in metal deck floors or roofs. The structural steel members require HSS attachment to the deck and must extend a minimum of three flutes past each end of the opening.
HSS EACH SIDE OF OPENING REF. SS050 DECK FLUTE TYP. REINFORCING AT HOLES 13" TO 24" MAX. 24" MAX. HOLE EACH END EXTEND (3) FLUTES MIN. HSS ATTACHMENT TO DECK
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