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SDA#9684A DECK DIAPHRAGM <br /> • 26' • <br /> . 6.5' ►•' 6.5'��6.5' ►•' 6.5' <br /> V / <br /> 2x6 BRACE w/ <br /> _ —(3) 10d NAILS <br /> @ ENDS <br /> Vr <br /> T <br /> ASD DECK LATERAL LOADING: <br /> SEISMC LOADING = 2751bf <br /> WIND LOADING = 8741bf <--[CONSERVATIVE] <br /> LATERAL LIVE LOADING = 4psf = 6241bf <br /> Vr = 874/26 = 33.6 PLF <br /> RESOLVE LATERAL LOADS USING (4) DIAGONAL BRACING BAYS: <br /> BRACE MATERIAL = 2x HF PT <br /> DURACTION FACTORS: Cm = 0.7; Cd = 1.6; Cdi = 1.1 (SEE NDS C12.5.3) <br /> BRACE T = BRACE C = (847Ibf/4 bays) / cos(43 degrees) = 2901bf <br /> USE (3) 10d NAILS Vr = 99 Ibf x 3 = 297Ibf; OKAY! --> USE 2x6 TO FIT NAILS <br /> FOR C DELTA TO = 1.0 END DISTANCE = 0.128 x 7 = 0.896" (T) & 0.512" (C) <br /> A 2x6 HF2 PT IS ADEQUATE. <br /> © BRACE TO BEAM CONN. w/ HGA10KT & (4) 0.25x1.5" SD SCREWS (PULLOUTr = <br /> 6501bf) <br /> Vx = 2181bf; Vy = 1931bf --> 218/575 + 193/650 <1.0 OKAY <br /> CONSIDER REACTIONS: <br /> T = C = 119 Ibf <br /> TENTION CAPACITY = 8401bf [DTT1Z] <br /> LEDGER LATERAL = 138 x 2 x 1.6 = 442Ibf [(2) SDWS22400DB © 12" o/c] <br /> LEDGER VERT. = 199 x 2 x 1.0 = 3981bf [(2) SDWS22400DB @ 12" o/c] <br /> Vr = 5951bf > sqrt((33.6 PLF x 1.3ft. )^2 + (70PSF x 3ft. x 1.3ft.)^2) = 2761bf <- OKAY! <br />