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AT 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 /> zwI m, z w,o,.,, <br /> 1 , Shear Wall Grid Location: Grid Line : E <br /> Misc. Info: <br /> H upper Overturning Moment (OTM) <br /> OTM = 6.5 k-ft <br /> Resisting Moment (RM) Aspect Ratio Check(2w/h) = 0.63 <br /> H total W Above = 0.1 kips <br /> W Middle= 0.1 kips <br /> w� w W Wall = 0.3 kips <br /> H lower <br /> RM = 0.5 k-ft <br /> -- - ---- Uplift Force @ end of Shear Wall (T) : <br /> T u C T = 2.4 kips <br /> Wind or Seismic Critical : W Shear Wall Base Shear( Vb) : 216 plf <br /> V t : 0.74/7.5 = 0.099 klf Internal/External ( I/E) : E <br /> V m : 0.88/7.5 = 0.117 klf Nailing Designation : SW2 <br /> H upper= 9.0 ft H lower= 8.0 ft H total= 17.0 ft <br /> L = 2.5 ft Holdown Force(T) : 2.4 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 : 3,4 <br /> Misc. Info: <br /> Overturning Moment (OTM) <br /> H upper OTM = 35.7 k-ft <br /> zw zwI`"W"_ _ Resisting Moment (RM) Aspect Ratio Check(2w/h) = 8 <br /> __ <br /> H total W Above = 1.2 kips <br /> W Middle= 0.8 kips <br /> W Wall = 3.3 kips <br /> H lower RM = 82.9 k-ft <br /> Uplift Force @ end of Shear Wall (T) : <br /> _�y -r __._,_ T = N/A kips <br /> T L }C <br /> Wind or Seismic Critical : W Shear Wall Base Shear( Vb) : 90 plf <br /> V t : 1/2(2.97)/34 = 0.044 klf Internal/External ( I/E) : E <br /> V m : 1/2(3.14)/34 = 0.046 klf Nailing Designation : SW1 <br /> H upper= 9.0 ft H lower= 8.0 ft H total= 17.0 ft <br /> L = 32.0 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: 21 3/11/2022 <br />