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19011 Wood lino Road NE,Suite 100 <br /> Bl" LWoodinville,WA 98072-4436 <br /> Phone:425-814-8448 t <br /> ENGINEERING NG 11'ax:425-821-2120 <br /> Stud Wall Design <br /> Based on 2018 NDS Combined axial and banding formula: <br /> [fjF.]`+fb/Fb'[1-(fo/F�E)] < 1 in which: F E=0.822(Emin')/(Vd)2 <br /> Wall: Interior Walls Wall Height: 9 ft <br /> Desired Stud Spacing: 16 in oc <br /> No Fire Rating V Design Axial Dead Load: 338 pif <br /> 2x4 r Design Axial live Load: 900 pif <br /> sPF stud 1W Design Axial Snow Load: 0 plf <br /> Design Lateral Pressure(0.6W): 5 psf <br /> Deflection Criteria: U 180 <br /> STUD CHECK Qd < 50 OK <br /> D+0.6W(CO = 1.60) _ W <br /> [fdF.']2+fb/Fb'[1-(fdFGE)]= 0.31 < 1 OK <br /> f j,E2+ (fb/FbE)t= 0.00 < 1 OK <br /> D+0.75L+0.75(0.6W)+0.75S(Co= 1.60) <br /> [fc✓Fc]`+fb/Fe[1-(QF�E)]= 0.99 < 1 OK <br /> fjFcc2+(fb/FbE)`= 0.00 < 1 OK <br /> D+0.75L+0.75S (Co= 1.15) <br /> f./Fc`= 0.76 < 1 OK <br /> D+L(CD= 1.0) <br /> fdFr'= 0.95 < 1 OK <br /> Deflection (No Increase for Load Duration): <br /> DO: U 180 = 0.60 0.15 < 0.60 OK <br /> PF Stud 2x @ 16 oc O <br /> P17TE COMM,MEW <br /> Checks Crushing for Stud Spacing` <br /> No Stress Increase for Load Duration <br /> Hem Fir Plates: fdF a'= 0.51 < 1 OK <br /> Douglas Fir Plates: fdF�j'= 0.33 < 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: 1127/2021 <br /> Page: M I A <br />