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19011 Wood-Sno Road NE,Suite 100 <br /> BTLWoodinville,WA 98072-4436 <br /> Phone.425-814-8448, <br /> ENGINEEPJNG Fw,425-821-2120 <br /> Stud Wall Design <br /> Based on 2018 NDS Combined axial and bending formula: <br /> [fc/FcT'+fn/Fb'l1-(fWFcE)]< 1 in which: Fr= D.822(Emin')/(t,/d)2 <br /> Wall: Exterior Walls Wall Height: 19.25 ft <br /> Desired Stud Spacing. 16 in oc <br /> No Fire Rating "r Design Axial Dead Load. 323 plf <br /> (2)2x6 V Design Axial Live Load: 0 plf <br /> SPF Stud Design Axial Snow Load: 538 plf <br /> Design Lateral Pressure(0.6W): 15 psf <br /> Deflection Criteria. U 180 <br /> STUD CHECK C�/d < 50 .. OK <br /> D+D.6W(CD= 1.60) -- <br /> [f,JF�'12+fb/Fb[1-(%/F, = 0.70 < 1 OK <br /> fjFcE2+(fb/Fb7)`= 0.00 < 1 OK <br /> D+0.75L+0.75(a 6W)+0.755 (CD= 1.60) <br /> If./F.?+fb/Fb11-(fdF.E)l= 0.71 < 1 OK <br /> f j.F2+ (fb/FbEY= 0,00 < 1 OK <br /> D+0.75L+0.755 (CD= 1.15) <br /> f,/F�= 0.30 < 1 OK <br /> D+L(Co= 1.0) <br /> f,/F,= 0,14 < 1 OK <br /> Deflection (No Increase for Load Duration): <br /> Defl: U 180 = 118 1.24 < 1.28 OK <br /> f <br /> tud 2}2xE 1 oc OK <br /> a t <br /> Checks Crushing for Stud Spacing` <br /> No Stress Increase for Load Duration <br /> Hem Fir Plates: fc/F,1' _ 0.13 < 1 OK <br /> Douglas Fir Plates: f�Fo�'= 0.08 < 1 OK <br /> Plate must also be checked for bending. <br /> 2 Check on crushing only applies to stud spacing. Joists above <br /> must also be checked for crushing effect on plate. <br /> Also, no stress increase is allowed due to load duration. <br /> Date: 1/27/2021 <br /> Page: __M 1_.2_ <br />