Suspended ceiling assembly featuring a five-eighths-inch diameter expansion anchor securing a twelve-gauge brace wire with four turns at each end. The main runner is one-and-one-half inches by sixteen gauge spaced at forty-eight inches on center, supporting cross runners and seven-eighths-inch by twenty-gauge furring channels spaced at sixteen inches on center. Furring channels are saddle-tied around the main runner with sixteen-gauge wire. The ceiling finish consists of five-eighths-inch gypsum board typically throughout. A three-quarter-inch flexible sprinkler standpipe connects to a concealed sprinkler head with a ceiling cover plate matching the ceiling finish.
5/8" DIA. EXPANSION ANCHOR FOR CONNECTION TO STRUCTURE SEE 4 TURNS @ BRACE WIRES, TYP. @ EACH END MAX. 1/2" A871 7 A874 6 A875 1 MAX. 1 1/2" 12 GA. WIRE A875 3 3/4" FLEX SPRINKLER STAND PIPE CROSS RUNNER, 7/8" X 20 GA. FURRING CHANNELS @ 16" O.C. SADDLE TIED AROUND MAIN RUNNER W/ 16 GA. WIRE 1 1/2" X 16 GA. MAIN RUNNER @ 48" O.C. CONCEALED SPRINKLER HEAD W/ CEILING COVER PLATE TO MATCH CEILING FINISH 5/8" GYP. BOARD, TYP.
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