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19011 Wood-Sno Road NR.Suite 100 <br /> BTL <br /> Woodinville,%VA 98072-4436 <br /> Phone:425-814-8448, <br /> ENGINEER3NG Fax:425-821-2120 <br /> Stud Wall Design <br /> Based on 2018 NOS Combined axial and bending formula: <br /> [fjF.1'+fb Fe[1-(f0fF�)]< 1 in which: F E=0.822(Emin')1(tdd)2 <br /> Wall: Exterior Walls Wall Height: 9 ft <br /> Desired Stud Spacing: 24 in oc <br /> No Fite Rating V Design Axial Dead Load: 683 plf <br /> 2A w Design Axial Live Load: 960 pif <br /> SPF stud ♦ Design Axial Snow Load: 538 plf <br /> Design Lateral Pressure(0.6W): 15 psf <br /> Deflection Criteria: L/ 240 <br /> STUD CHECK t,/d < 50 OK <br /> D+0.6W(CI)= 1,60) <br /> [fdFG]`+fb/Fe[1-(fdF.E)]= 0.53 < 1 OK <br /> fdFcf2+(fb/Fbs)`= 0.00 < 1 OK <br /> D+0.75L+0.75(0.6W)+0.75S(Co= 1.60) <br /> [fdF.'f+ efb/F [1-(fjF.E)]= 0.92 < 1 OK <br /> fdFCE2+(fjbEY= 0.00 < 1 OK <br /> D+0.75L+0.75S(CD= 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 = 0.45 0.18 < 0.45 OK <br /> to x oc OK <br /> PLATE CRUSHING CHECK' <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.'= 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 /> E <br /> Page: M1 .1 <br />