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B I 19011 Wood-lino Road NE,Suite 100 <br /> T <br /> Woodinvifle,\OVA 98072-4436 <br /> MOMOVAM Phone:425-814-9448, <br /> ENGINEERING 1tax:425.821-2120 <br /> Stud Wall Design <br /> Based on 2018 NDS Combined axial and bending formula: <br /> [fdF.'j`+fb/Fe[1-(fdFrp)]< 1 in which: F E = 0.822(Ernin')1(Vd)2 <br /> Wall: Interior Walls Wall Height: 9 R <br /> Desired Stud Spacing: 16 in cc <br /> No Fire Rating ♦ Design Axial Dead Load: 338 pit <br /> W VP Design Axial Live Load: 900 pit <br /> SPF Stud IV Design Axial Snow Load: 0 pit <br /> Design Lateral Pressure (0.6W): 5 psf <br /> Deflection Criteria: U 180 <br /> STUD CHECK le/d < 50 OK <br /> D+0.6W(Cp= 1.60) <br /> ifdFoa`+fb/Fa I1-(fdFcE)]= 0.31 < 1 OK <br /> fdF.F2+ (fb]FbE)`= 0.00 < 1 OK <br /> D+0.75L+0.75(0.6W)+0.75S(Co= 1.60) <br /> (fdFc.)`+fb/Fn[1-(fdFcE)]= 0.99 < 1 OK <br /> fdFIE2+(fb/FbE)`= 0.00 < 1 OK <br /> D+0.75L+0.75S (CI)= 1,16) <br /> fdF.'= 0.76 < 1 OK <br /> D+L(Co= 1.0) <br /> fdF�= 0.95 < 1 OK <br /> Deflection(No Increase for Load Duration): <br /> Defl: U 180 = 0.60 0.15 < 0.60 OK <br /> SPF Siud 2x � 16 oc <br /> Checks Crushing for Stud Spacing` <br /> No Stress Increase for Load Duration <br /> Hem Fir Places: fdF�'= 0.51 < 1 OK <br /> Douglas Fir Plates: fdF,l'= 0.33 < 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: MIA <br />