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B T 19011 Wood-Sno Road NE,Suite6 <br /> \ood-SuoiRodWA98072-44361 <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 /> [fc/Fg +fb/Fb11-(fc/FCE)] < 1 in which: FeE =0.822(Emin')/(,e/d)2 <br /> Wall: Exterior Walls Wall Height: 19.25 ft <br /> Desired Stud Spacing: 16 in oc <br /> No Fire Rating V Design Axial Dead Load: 323 plf <br /> (2)2x6 Design Axial Live Load: 0 plf <br /> SPF Stud Design Axial Snow Load: 538 plf <br /> Design Lateral Pressure (0.6W): 15 psf <br /> Deflection Criteria: L/ 180 <br /> STUD CHECK ee/d < 50 OK <br /> D+0.6W (CD= 1.60) <br /> [fc/Fe11 +fb/Fe[1-(fc/FcE)] = 0.70 < 1 OK <br /> fc/FcE2+ (fb/FbE)` = 0.00 < 1 OK <br /> D+0.75L+0.75(0.6W)+0.75S (C0= 1.60) <br /> [fdFc']2+fb/Fe[1-(fc/FcE)] = 0.71 < 1 OK <br /> fc/FCE2 + (fb/FbE)` = 0.00 < 1 OK <br /> D+0.75L+0.75S (CD= 1.15) <br /> fc/F,' = 0.30 < 1 OK <br /> D+L (CD= 1.0) <br /> fcJFc' = 0.14 < 1 OK <br /> Deflection (No Increase for Load Duration): <br /> Defl: L/ 180 = 1.28 1.24 < 1.28 OK <br /> SPF Stud:2)2x(@ 16 oc OK <br /> PLATE CRUSHING CHECK' <br /> Checks Crushing for Stud Spacing' <br /> No Stress Increase for Load Duration <br /> Hem Fir Plates: fc/FC1' = 0.13 < 1 OK <br /> Douglas Fir Plates: fcJFC1' = 0.08 < 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 .2 <br />