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WEST <br /> COAST iJI1 9540 Semiahmoo Parkway (425)347-8998 <br /> STRUCTURAL #137 wcse.net <br /> ENGINEERING,INC. Blaine,WA 98230 <br /> Shearwall Capacity: <br /> SW1 = 260*0.93 = 240 plf limitted to 150 plf for toenailing rim joist <br /> SW2 = 380*0.93= 350 plf <br /> base plate nailing <br /> allowed shear from 16d nailing w/3/4" sheathing =Z*Cd*Cdi = 95 lb/nail * 1.6 * 1.1 = 167 lb/nail <br /> allowed shear from Simpson LTP4 =595 lb/clip <br /> SW1 = (167 lb/nail) / 150 lb/ft = 13.4 in 8" o.c. ok <br /> SW2 = (167 lb/nail) /350 lb/ft = 5.7 in 5"o.c. ok <br /> toe nail rim joist or top <br /> allowed shear from 16d nailing w/3/4"sheathing = Z*Cd*Cdi*Ctn = 95 Ib/nail*1.6*1.1*0.83 = 139 lb/nail <br /> allowed shear from Simpson LTP4 =595 lb/clip <br /> SW1 = (139 lb/nail) / 150 lb/ft= 13.4 in 5" o.c. ok <br /> SW2 = (595 lb/clip) /350 lb/ft= 20.4 in 20" o.c. ok <br /> sill plate anchors <br /> allowed shear from 1/2" dia. anchor bolt w/ 1-1/2" HF on conc. = Z*Cd= 590 Ib/bolt*1.6 = 944 lb/bolt <br /> SW1 = (944 lb/bolt)/ 150 lb/ft = 75.5 in 48"o.c. ok <br /> SW2 = (944 lb/bolt)/350 lb/ft= 32.4 in 32"o.c. ok <br /> Project: W4861 Sheet No: 20 9/13/2023 <br />