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B T , 1901I Wood-Sno Road NE.Suite 100 <br /> Woodinville,WA 98072-4436 <br /> Phone:425-814-84481 <br /> ENGINEERING Fax:425-821-2120 <br /> Stud Wall Design <br /> Based on 2018 NDS Combined axial and bending formula: <br /> [fc/Fc]`+fb/Fb'[1-(fc/FcE)]< 1 in which: F = 0.822(Emin')/(ee/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 Yr Design Axial Live Load: 0 plf <br /> SPF Stud 40. Design Axial Snow Load: 538 plf <br /> Design Lateral Pressure(0.6W): 15 psf <br /> Deflection Criteria: U 180 <br /> STUD CHECK Geld < 50 OK <br /> D+0.6W(CD= 1.60) <br /> [f ]2+fb/Fe[1-(fc/FcE)]= 0.70 < 1 OK <br /> fc/FcE2+(fb/FbEY= 0.00 < 1 OK <br /> D+0.75L+0.75(0.6W)+0.755(CD= 1.60) <br /> [fJF ]`+fb/Fb`[1-(fJFcE)] = 0.71 < 1 OK <br /> fcJFcE2+(fb/FbEY= 0.00 < 1 OK <br /> D+0.75L+0.75S(CD= 1.15) <br /> fc/F�= 0.30 < 1 OK <br /> D+L(C0= 1.0) <br /> fc/F,'= 0.14 < 1 OK <br /> Deflection(No Increase for Load Duration): <br /> Defl: U 180 = 1.28 1.24 < 1.28 OK <br /> SPF Stud:2)2xE @ 16 oc OK <br /> • <br /> PLATE CRUSHING CHECK' <br /> Checks Crushing for Stud Spacing` <br /> No Stress Increase for Load Duration <br /> Hem Fir Plates: fc/Fcl= 0.13 < 1 OK <br /> Douglas Fir Plates: fc/Fc.:= 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 />