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19011 Wood-Sno Road NE,Suite 100 <br /> WoodinviUc,WA 98072-4436 <br /> B- TLPhone:425-814-8448, <br /> RNGDAJEERNG Fax:425-821-2120 <br /> Stud Wall Design <br /> Based on 2018 NDS Combined axial and bending formula: <br /> [fc/F.']`+fb/Fa[1-(fc/F.F)]< 1 in which: F. =Q.822(Emin')/(E�/d)2 <br /> Wall: Exterior Walls Wall Height: 9 ft <br /> Desired Stud Spacing: 24 in cc <br /> No Fire Rating ' Design Axial Dead Load: 683 plf <br /> 2x6 W Design Axial Live Load: 960 plf <br /> SPF Stud .r• Design Axial Snow Load: 538 plf <br /> Design Lateral Pressure(0.6W): 15 psf <br /> Deflection Criteria: U 240 <br /> STUD CHECK a jd < 50 OK <br /> D+0.6W(CD=1.60) <br /> [fc!F.'f+fb/Fb'[1-(f-/F-E)l= 0.53 < 1 OK <br /> f.JF.E2+(fb/FbE)`= 0.00 < 1 OK <br /> D+0.75L+0.75(0.6W)+0.75S(CD=1.60) <br /> [fjrf+fb/F�[1-(f./Fc)l= 0.92 < 1 OK <br /> V .E2+(fb[F6E)`= 0.00 < 1 OK <br /> D+0.75L+0.75S(CD= 1.15) <br /> fjF.'= 0.72 < 1 OK <br /> D+L(CD= 1.0) <br /> f�F�= 0.71 < 1 OK <br /> Deflection(No Increase for Load Duration): <br /> Defl: U 240 = 0.45 0.18 < 0.45 OK <br /> SPF Stud x 4 oc <br /> Checks Crushing for Stud Spacing` <br /> No Stress Increase for Load Duration <br /> Hem Fir Plates: f.1FZ= 0.87 < 1 OK <br /> Douglas Fir Plates: VFZ= 0.56 < 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: M1.1 <br />