Floor deck openings up to two feet maximum are blocked out with styrofoam and reinforced with two number four bars on each side as shown and two number four bars spanning the full length. The metal deck is cut after the concrete fill reaches design strength. Openings less than six inches require no reinforcing.
A A OPENING CUT BEFORE CONC POUR BLOCK OUT W/ STYROFOAM, CUT DECK AFTER CONC FILL HAS REACHED DESIGN STRENGTH (2) #4 EA SIDE AS SHOWN (2) #4 EA SIDE FULL SPAN, SEE SECTION A-A NOTE: NO REINFORCING REQUIRED FOR OPENINGS LESS THAN 6" MAX 2'-0" (WITH CONCRETE FILL)
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