A lined duct plenum with a maximum weight of 600 pounds connects to a new 8-inch concrete wall and a new concrete slab. Continuous 2-inch by 2-inch by 1/8-inch angles are provided on all sides at 12 inches on center. The assembly is secured with three-eighth-inch diameter Hilti Kwik Hus-Ez screw anchors featuring one and five-eighths inches of nominal embedment spaced at 12 inches on center. Sheet metal screws of size #12 are spaced at 12 inches on center typically.
#12 SMS, 12" O.C. (TYPICAL) 3/8" DIA. HILTI KWIK HUS-EZ SCREW ANCHORS (ICC ESR-3027) EMBEDMENT. PROVIDE ON ALL SIDES (TYPICAL) L2" x 2" x 1/8" (TYPICAL) AT 12" O.C. W/1-5/8" NOMINAL LINED DUCT PLENUM MAX. WEIGHT 600 LB. NEW 8" CONCRETE WALL PER STRUCT. NEW CONCRETE SLAB PER STRUCT. 1- 1_ 2 " TYP.
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