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19011 Woad-Sno Road NE,Suite 100 <br /> BTL <br /> Woodinville,WA 98072-4436 <br /> Phone:425-814-8448, <br /> NGIN ERFM Fix;425-821-2.120 <br /> Stud Wall Design <br /> Based on 2018 NDS Combined axial and bending formula: <br /> IfdF,'f+fb1Fe[1-(fdF.E)]< 1 in which: FIE=0.822(Emin')1(lyd)2 <br /> Wall: Interior Walls Wail Height: 9 ft <br /> Desired Stud Spacing: 24 In oc <br /> No Fire Rating ® Design Axial Dead toad: 203 plf <br /> 2A P Design Axial Live Load: 540 pif <br /> SPF Stud Design Axial Snow Load: 0 plf <br /> Design Lateral Pressure(0.6W): 5 psf <br /> Deflection Criteria: U 180 <br /> STUD CHECK t®ld < 60 OK <br /> 5+0.6W(Ca= 1.60) <br /> IfJ.'f+ �fb/F I1-(fdF.E))= 0.41 < 1 OK <br /> QF.E2 +Ob/FbEY= 0.00 < 1 OK <br /> D+0.75L+0.75(0.6W)+0.75S(CD= 1.60) <br /> [felF.11'+fb/Fti[1-(fdF.E))W 0.99 < 1 OK <br /> QF.E2 +(fb/FbE)`= 0,00 < 1 OK <br /> D+0.75L+0.75S(Cp= 1.16) <br /> fdF.'= 0.69 < 1 OK <br /> D+L(Cp= 1.0) <br /> fjF.'= 0.86 < 1 OK <br /> Deflection(No Increase for Load Duration): <br /> Defl: U 180 = 0.60 0,23 < 0.60 OK <br /> 915 to x 4 oc K <br /> Checks Crushing for Stud Spacing` <br /> No Stress Increase for Load Duration <br /> Hem Fir Plates: fdF.= 0.46 < 1 OK <br /> Douglas Fir Plates: fdFai= 0.30 < 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 1.3 <br /> I <br /> i <br /> i <br /> f <br /> E <br /> I <br /> f <br />