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19011 Wood-Sao Road NE,Suite 100 <br /> BTLWoodinville,WA 99072-4436 <br /> Phone:425-914-5448, <br /> ENG=ERING Fax:425-921-2720 <br /> Stud Wall Design <br /> Based on 2018 NDS Combined axial and bending formula: <br /> [fjF.']`+fb/Fp[1-(fjFcF)]< 1 in which: FCE=0.822(Emin')/(fjd)2 <br /> Wall: Exterior Walls Wall Height: 9 ft <br /> Desired Stud Spacing: 24 in oc <br /> No Fire Rating ' Design Axial Dead Load: 683 plf <br /> 24 •r Design Axial Live Load: 960 plf <br /> SPF Stid Design Axial Snow Load: 538 plf <br /> Design Lateral Pressure(0.6W): 15 psf <br /> Deflection Criteria: L/ 240 <br /> STUD CHECK 6�1d < 50 OK <br /> D+0.6W(CD=1.60) <br /> [fdFJ`+fb/Fb'[1-(f./F )]= 0.53 < 1 OK <br /> QF.0+(fb/FbE)`= 0.00 < 1 OK <br /> D+0.75L+0.75(0.6W)+0.75S(Co= 1.60) <br /> [fjF.f+fb/Fb'[1-(fdF.F-)] = 0.92 < 1 OK <br /> fjF.E2+(fb/FbJ'= 0.00 < 1 OK <br /> D+0.75L+0.75S (Cp= 1.15) <br /> fdF�= 0.72 < 1 OK <br /> D+L(Co= 1.0) <br /> fdF.'= 0.71 < 1 OK <br /> Deflection(No Increase for Load Duration): <br /> Defl: U 240 = 0.46 0.18 < 0.45 OK <br /> OF Stud x 4 oc <br /> Checks Crushing for Stud Spacing` <br /> No Stress Increase for Load Duration <br /> Hera Fir Plates: fdF.,'= 0.87 < 1 OK <br /> Douglas Fir Plates: fe/Fe.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 1 .1 <br />