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BTL <br /> 19011 Wood-Sno Road NE,Suite 100 <br /> Woodinville,WA 98072-4436 <br /> Phonc:425-814-9448, <br /> Ei NGINEERR'JG Fax:425-821-2120 <br /> Stud Wall Design <br /> Based on 2018 NDS Combined axial and bending formula: <br /> [f./F,']`+fb/Fe[1-(f.1F.E)l< 1 in which: FIE=0.822(Emin')/(1dd)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 /> SPr Stud • Design Axial Snow Load: 0 plf <br /> Design Lateral Pressure(0.6W): 5 psf <br /> Deflection Criteria: U 180 <br /> STUD CHECK Geld < 50 OK <br /> D+0.6W(Cc= 1.60) <br /> (fIlFc'12+fb/Fh'[1-(fdFcE)]= 0.31 < 1 OK <br /> fc/FcE2+ (fb/FbE)`= 0.00 < 1 OK <br /> D+0.75L+0.75(0.6W)+0.755(CD= 1,60) <br /> [fc/Fc]�+fb/Fb'[1-(fdF.E)]= 0.99 < 1 OK <br /> fc1FcE2} (fu/FbE)`= 0.00 < 1 OK <br /> D+0.75L+0.75S(Co= 1.15) <br /> fc/Fc= 0.76 < 1 0 K <br /> D+L(Cc= 1,0) <br /> fdFr'= 0.95 < 1 OK <br /> Deflection(No Increase for Load Duration): <br /> Defl: U 180 = 0.60 0.15 < 0.60 OK <br /> VP Stud 2x4 @ 16 oc OK <br /> Checks Crushing for Stud Spacing` <br /> No Stress Increase for Load Duration <br /> Hem Fir Plates: f./FZ= 0.51 < 1 OK <br /> Douglas Fir Plates: f./FL'= 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: M1.4 <br />