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BT <br /> 19011 Wood-Sno Road NE,Suite 100 <br /> Woodinville,%VA 98072-4436 <br /> Phone:425.814-8448, <br /> ENGINEERING Fax:425-821-2120 <br /> Stud Wall Design <br /> Based on 2018 NDS Combined axial and bending formula: <br /> [fdF.'f+fb/Fe[1-(fdF.E)]< 1 in which: FCE= 0.822(Emin')/(tjd)2 <br /> Wall: Exterior Walls Wall Height: 19.25 ft <br /> Desired Stud Spacing: 16 in oc <br /> No Fire Rating 7 Design Axial Dead Load: 323 plf <br /> (2)2x6 W Design Axial Live Load: 0 pif <br /> SPF Stud IV Design Axial Snow Load: 538 plf <br /> Design Lateral Pressure(0.6W): 15 psf <br /> Deflection Criteria: U 180 <br /> STUD CHECK 4/d < 50 OK <br /> D+0.6W(CD= 1.60) <br /> [fdF�'f+fb/Fe I1-(fdFOE)] = 0.70 < 1 OK <br /> fdFae2+(fb/FbEY= 0.00 < 1 OK <br /> D+0.75L+0.75(0.6W)+0.75S (CD= 1.60) <br /> [fdF.']`+fb/Fe[1-(fdF,.)]= 0.71 < 1 OK <br /> fdF�E2+(fb/FbEY= 0.00 < 1 OK <br /> D+0.75L+0.75S(Cr)= 1.15) <br /> fc/Fc= 0.30 < 1 OK <br /> D+L(CO= 1.0) <br /> fdF�= 0.14 < 1 OK <br /> Deflection(No Increase for Load Duration): <br /> Defl: U 180 = 1.28 1.24 < 1.28 OK <br /> PF tud;2)2x(@ 16 oc OK <br /> Checks Crushing for Stud Spacing` <br /> No Stress Increase for Load Duration <br /> Hem Fir Plates: #dFa'= 0.13 < 1 OK <br /> Douglas Fir Plates: fdF.i= 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; M 1.2 <br />