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TL <br />19011 Wood-Sno Road NE, Suite 100 <br />Woodinville, WA 98072-4436 <br />Phone: 425.814-8448, <br />ENGINERRngG Fax: 425-821-2120 <br />Stud Wall Design <br />Based on 2018 NDS Combined axial and bending formula: <br />IfdF.'l` + fb/Fe [1-(fdF.E)] < 1 in which: FIE .= 0.822(Emin')/(1./d)2 <br />Wall: Exterior Walls Wall Height: 9 ft <br />Desired Stud Spacing: 24 in oc <br />No Fire Rating V Design Axial Dead Load: 683 plf <br />2A v Design Axial Live Load: 960 plf <br />sPr stud 1W Design Axial Snow Load: 538 plf <br />Design Lateral Pressure (0.6W): 15 psf <br />Deflection Criteria: U 240 <br />STUD CHECK <br />l�/d <br />< <br />50 <br />OK <br />D+0.6W (CD =1.60) <br />[fdFj" + fb/Fb'(1-(fdF.E)1= <br />0.53 <br />< <br />1 <br />OK <br />fdF.E2 + (fb/FbEY = <br />0.00 <br />< <br />1 <br />OK <br />D+0,75L+0.75(0.6W)+0.75S (Cn = 1.60) <br />IfdF.'11 + ft /Fb I1-(fdF.E)1 = <br />0.92 <br />< <br />1 <br />OK <br />fdFoE2 + (fb/FbE)` = <br />0.00 <br />< <br />1 <br />OK <br />D+0.75L+0.75S (Cc = 1.15) <br />fdF.' = <br />0.72 <br />< <br />1 <br />OK <br />D+L (CD = 1.0) <br />fdF.' = <br />0.71 <br />< <br />1 <br />OK <br />Deflection (No Increase for Load Duration): <br />Defl: U 240 = 0.45 <br />0,18 <br />< <br />0,45 <br />OK <br />oc <br />Checks Crushing for Stud Spacing` <br />No Stress Increase for Load Duration <br />Hem Fir Plates: fdF.,,,' = 0.87 < 1 OK <br />Douglas Fir Plates: fdF.L' = 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: M I A <br />