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Maximum shear force under wind loading V w_max=0.6×W/1000 =0.38 Kips <br />Shear capacity for wind loading V w=(Vn×B/2000) =1.04 Kips <br />ratio V w-max / Vw =0.37 <br />PASS - Shear capacity for wind load exceeds maximum shear force <br />Maximum shear force under seismic loading V s_max=0.7×Eq/1000 =0.42 Kips <br />Shear capacity for seismic loading V s=(Vn×B/(2.8×1000)) =0.74 Kips <br />ratio V s_max / Vs =0.57 <br />PASS - Shear capacity for seismic load exceeds maximum shear force <br />Chord capacity for chord1 <br />Load Combination : 0.6DL - 0.7EQ <br />Maximum tensile force in chord T=1807.63 lb <br />Maximum applied tensile stress f t=T/Aen=179.68 lb/in2 <br />Design tensile stress f t*=Ft×CD×CMt×Ctt×CFt×Ci=1380 lb/in2 179.68/1380=0.13 <br />PASS - Design tensile stress exceeds maximum applied tensile stress <br />Load Combination : DL + 0.7EQ <br />Maximum compressive force in chord P=2075.29 lb <br />Maximum applied compressive stress f c=P/Ae=169.41 lb/in2 <br />Design compressive stress f c*=Fc×CD×CMc×Ctc×CFc×Ci×Cp=596.16 lb/in2 <br />169.41/596.16=0.28 <br />PASS - Design compressive stress exceeds maximum applied tensile stress <br />Chord capacity for chord2 <br />Load Combination : 0.6DL - 0.7EQ <br />Maximum tensile force in chord T=1807.63 lb <br />Maximum applied tensile stress f t=T/Aen=179.68 lb/in2 <br />Design tensile stress ft*=Ft×CD×CMt×Ctt×CFt×Ci=1380 lb/in2 179.68/1380=0.13 <br />PASS - Design tensile stress exceeds maximum applied tensile stress <br />Load Combination : DL + 0.7EQ <br />Maximum compressive force in chord P=2075.29 lb <br />Maximum applied compressive stress f c=P/Ae=169.41 lb/in2 <br />Design compressive stress f c*=Fc×CD×CMc×Ctc×CFc×Ci×Cp=596.16 lb/in2 <br />169.41/596.16=0.28 <br />PASS - Design compressive stress exceeds maximum applied tensile stress <br />bearing compr. stress, bottom plate For (maximum compressive force) fc-perp*=Fc-perp×CMc×Ctc×Cb×Ci=625 lb/in2 <br />169.41/625=0.27 <br />PASS - bearing compr. stress, bottom plate <br />Hold down force <br />Page 49 of 213