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u, 19011 Wood-Sno Road NE,Suite 100 <br /> Woodinville,WA 98072-4436 <br /> Phone:425-814-8448, <br /> 11+NGINEER-ING fax:425-821-2120 <br /> Stud Wall Design <br /> Based on 2018 NDS Combined axial and bending formula: <br /> [fdFj`+fb/Fb'[1-(fdFA]< 1 in which: F z= 0.822(Emin')/(f M)2 <br /> Wall: Exterior Walls Wall Height: 19.25 ft <br /> Desired Stud Spacing: 16 in oc <br /> No Fire Rating ® Design Axial Dead Load: 323 plf <br /> (2 M 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 le/d < 50 OK <br /> D+0.6W(CD= 1.60) <br /> [f,,dFj2+fb/Fe[1-&/F.E)] = 0.70 < 1 OK <br /> fdF�E2+(fb/FbEY= 0.00 < 1 OK <br /> D+0.75L+0.75(0.6W)+0.76S (Co= 1.60) <br /> 1fdFcj2+fb/Fe[1-(fdFT)]= 0.71 < 1 OK <br /> fdFcE2+(fb/FbFY= 0.00 < 1 OK <br /> D+0.75L+0.75S(CD= 1.15) <br /> QF.'= 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 = 1.28 1.24 < 1.28 OK <br /> tud,2)2xf @ 6 oc OK <br /> Checks Crushing for Stud Spacing` <br /> No Stress Increase for Load Duration <br /> Hem Fir Plates: fdFOl'= 0.13 < 1 OK <br /> Douglas Fir Plates: fdF.i'= 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: M1.2 <br />