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BT <br /> 19011 Wood-Sno Road NE,Suite 100 <br /> LWoodinville,WA 98072-4436 <br /> Phone:425-814-8448 i <br /> ENGTNEE=,JG Fax:425-821-2120 <br /> Stud Wall Design <br /> Based on 2018 NDS Combined axial and bending formula: <br /> [fe[F.']`+fb/Fti[1-(fe/FE)]< 1 In which: F,E=0.822(Emin')/(1,/d)2 <br /> Wall: Interior Walls Wall Height: 9 ft <br /> Desired Stud Spacing: 16 in oc <br /> No Fire Rating +► Design Axial Dead Load: 338 plf <br /> 2x4 Design Axial Live Load: 900 plf <br /> SPF stud Design Axial Snow Load: 0 plf <br /> Design Lateral Pressure(0.6W): 5 psf <br /> Deflection Criteria: L/ 180 <br /> STUD CHECK 1eld < 50 OK <br /> D+0.6W(Cp__1.60) <br /> [f./F.']2+fu/Fe[1-(fdF.E)]= 0.31 < 1 OK <br /> fe/FcEz} (fs/FnEY= 0.00 < 1 OK <br /> D+0.75L+0.75(0.6W)+0.755(CD=1.60) <br /> [f�/F,1'+fb/Fb'[1-(f./F.E)]= 0.99 < 1 OK <br /> fo/F.E2+(fb/Fbs)`= 0.00 < 1 OK <br /> D+0.75L+0.75S(Cp= 1.15) <br /> fe/F�= 0.76 < 1 OK <br /> D+L(CD= 1.0) <br /> f./Fc'= 0.95 < 1 OK <br /> Deflection (No Increase for Load Duration): <br /> Defl: U 180 = 0.60 0.15 < 0.60 OK <br /> SP1=Stud 2x4 @ 16 oc OK <br /> Checks Crushing for Stud Spacing` <br /> No Stress Increase For Load Duration <br /> Hem Fir Plates: fe/F j"= 0.51 < 1 µ OK <br /> Douglas Fir Plates: f,lFG, = 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: 1/2 712 02 1 <br /> Page: M14_ <br />