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19011 Wood-Sno Road NE,Suite 100 <br /> Woodinville,WA 98072-4436 <br /> Phone 425-814-84481 <br /> ENGINEERING R NG Fax:425-821-2120 <br /> Stud Wall Design <br /> Based on 2018 NDS Combined axial and bending formula: <br /> IfdF,2+fb/Fe L1-(fdFcE)l<1 in which: FeE=0.822(Emin')/(4/d)2 <br /> Wall: Interior Walls Wall Height: 9 ft <br /> Desired Stud Spacing: 24 in oc <br /> No Fire Rating ' Design Axial Dead Load: 203 plf <br /> 2x4 •r Design Axial Live Load: 540 plf <br /> SPF Stud y. Design Axial Snow Load: 0 plf <br /> Design Lateral Pressure(0.6W): 5 psf <br /> Deflection Criteria: U 180 <br /> STUD CHECK a Id < 50 OK <br /> D+0.6W(CD=1.60) <br /> IfdFc12+fb/Fe I1-(fc/FcE)l= 0.41 < 1 OK <br /> fJFCE2+(fb/FbE)`= 0.00 < 1 OK <br /> D+0.75L+0.75(0.6W)+0.75S(CD=1.60) <br /> IfdF,]2+fb/Fe L1-(fJFcE)l= 0.99 < 1 OK <br /> fdFGE2+(fb/FDE)`= 0.00 < 1 OK <br /> D+0.75L+0.75S(CD= 1.15) <br /> fdF�= 0.69 < 1 OK <br /> D+L(CD=1.0) <br /> fjF:= 0.86 < 1 OK <br /> Deflection(No Increase for Load Duration): <br /> Defl: U 180 = 0.60 0.23 < 0.60 OK <br /> SPF Stud 2x4 @ 24 oc OK <br /> PLATE CTRUSHW(G CHECK' <br /> Checks Crushing for Stud Spacing` <br /> No Stress Increase for Load Duration <br /> Hem Fir Plates: 0.46 < 1 OK <br /> Douglas Fir Plates: fdFca.= 0.30 < 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: M1.3 <br />