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WEST 9540 Semiahmoo Parkway (425)347-8998 <br /> COAST <br /> STRUCTURAL #137 wcse.net <br /> ENGINEERING,INC. Blaine,WA 98230 <br /> Two Story Shear Wall Design <br /> Shear Wall Grid Location: Grid Line : C <br /> Misc. Info: <br /> H upper + Overturning Moment(OTM) <br /> OTM = 9.8 k-ft <br /> p v„�w + Resisting Moment(RM) Aspect Ratio Check(2w/h) = 1.3 <br /> ' H total W Above = 0.2 kips <br /> W Middle= 0.1 kips <br /> W Wall = 0.5 kips <br /> H lower <br /> RM = 2.2 k-ft <br /> t — -•- Uplift Force @ end of Shear Wall (T) : <br /> T+ L }C = 1.5 kips <br /> Wind or Seismic Critical : W Shear Wall Base Shear(Vb) : 161 plf <br /> V t : 1/2(2.74)/20.9 = 0.066 klf Internal/ External ( I/E) : E <br /> V m : 1/2(3.99)/20.9 = 0.095 klf Nailing Designation : SW2 <br /> H upper= 9.0 ft H lower= 8.0 ft H total= 17.0 ft <br /> L = 5.2 ft Holdown Force(T) : 1.5 kips <br /> Trib. Length Upper(A) : 4 ft Lower ( M ) : 4 ft Holdown Designation : ? <br /> Dead Load Above(w above) : 15 psf Lower (w lower) : 10 psf <br /> Shear Wall Grid Location: Grid Line : D <br /> Misc. Info: <br /> Overturning Moment (OTM) <br /> H upper + OTM = 19.3 k-ft <br /> Resisting Moment (RM) Aspect Ratio Check(2w/h) = 3.78 <br /> t s " ` H total W Above = 0.5 kips <br /> W Middle= 0.4 kips <br /> w�,ewm <br /> W Wall = 1.5 kips <br /> H lower RM = 18.5 k-ft <br /> Uplift Force @ end of Shear Wall (T) : <br /> o— T = N/A kips <br /> T4 L }C <br /> Wind or Seismic Critical : W Shear Wall Base Shear( Vb) : 106 plf <br /> V t : 0.73/15.1 = 0.048 klf Internal/External ( I/E) : E <br /> V m : 0.88/15.1 = 0.058 klf Nailing Designation : SW1 <br /> H upper= 9.0 ft H lower= 8.0 ft H total= 17.0 ft <br /> L = 15.1 ft Holdown Force(T) : N/A kips <br /> Trib. Length Upper( A) : 4 ft Lower( M) : 4 ft Holdown Designation : <br /> Dead Load Above(w above) : 15 psf Lower(w lower) : 10 psf <br /> Project: W4737 Sheet No: 20 3/11/2022 <br />