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r � <br /> �TOM DESIGN & ENGINEERING, IIVL <br /> STRUCTURAL ANALYSIS& DESIGN <br /> Item 1A <br /> Sliding door header <br /> 570.0 Ib/ft <br /> —9.00' <br /> 2565 4 x 12,DP No 2 2565 <br /> Load duration=Snow,Co=1.15 <br /> Live load =25.0,psf <br /> Dead load =15.0,psf <br /> Tributary width =14.25,ft <br /> Beam/Joist span,L =9.00 ft <br /> Design loads <br /> Max total moment,M=w L 2/8=570.00(9.00)z/8=5771 ft-Ib <br /> fbx=M(12)/Sx=5771(12)/(73.8 in3)=938 psi <br /> Max total shear, V=w L/2=570.00(9.00)/2=2565 Ib <br /> fv=1.5V/A=1.5(2565)/(39.4 in2)=97.71 psi <br /> Max total reaction,R=w L/2=570.00(9.00)/2=2565 Ib <br /> Beam design-4 x 12,DF No 2 <br /> Beam/Joist properties <br /> Area=39.38 inZ <br /> Sx=73.828 in3 <br /> Ix=415.2832 in4 <br /> E=1.60x106psi <br /> Check eending <br /> Cr=1.00 <br /> CM=1.00 <br /> 11006 60T"AVE WEST-MUKILTEO WA 98275 <br /> PHONE(425)343-7517-FAX(425)493-8388 ��`'����- <br /> �� � <br /> �:..'% <br />