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19011 Wood-Sno Road ICE, Suite 100 <br />BTL <br />Woodinville, WA 98072-4436 <br />Phone: 425-814-8448 i <br />ENGINEERING Fax: 425-821-2120 <br />Stud Wall Design <br />Based on 2018 NDS Combined axial and bending formula: <br />[f./F,' ]` + fb/Fb'[1-(f�/FcE)� < 1 in which: FEE = 0.822(Emin')/(te/d)z <br />Wall: interior Walls Wall Height: <br />Desired Stud Spacing: <br />No Fire Rating Design Axial Dead Load: <br />2A Design Axial Live Load: <br />SPF Stud Design Axial Snow Load: <br />Design Lateral Pressure (0,6W): <br />Deflection Criteria: U <br />STUD CHECK <br />(e/d <br />< <br />50 <br />OK <br />5+0.6W (CD = 1,60) <br />[fjFr']z + fb/Fa [1-(f./FCEA = <br />0.31 <br />< <br />1 <br />OK <br />fr/FcE2 + (fb/FbE)` = <br />0.00 <br />< <br />1 <br />OK <br />D+0.75L+0.75(0.6W)+0.75S (Co = 1.60) <br />[f,/F,' ]1 + fb/F [1-(fdFrE)l = <br />0,99 <br />< <br />1 <br />OK <br />f./FcE2 + (fb/FbE)` = <br />0.00 <br />< <br />1 <br />OK <br />D+0.75L+0.75S (CD = 1.15) <br />0.76 <br />< <br />1 <br />OK <br />D+L (Co = 1.0) <br />fdF,' = <br />0.95 <br />< <br />1 <br />OK <br />Deflection (No Increase for Load Duration): <br />Defl: U 180 = 0.60 <br />0.15 <br />< <br />0.60 <br />OK <br />Checks Crushing for Stud Spacing` <br />No Stress Increase for Load Duration <br />Hem Fir Plates: fv/F,0.51 < 1 OK <br />Douglas Fir Plates: f./Foi = 0.33 < 1 OK <br />' Plate must also be checked for bending. <br />z 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 />9ft <br />16 in oc <br />338 plf <br />900 plf <br />0 plf <br />5 psf <br />ISO <br />Date: 1 /27/2021 <br />Page: M1.4 <br />