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<br />x.) Shear (Cont.): <br /> <br />Ratz Residence <br /> <br />Roof Diaphragm: <br /> <br />Maximum shear at roof I wall interface = 240.0 plf <br /> <br />Capacity of non-blocked sheathing ( SBC Table 1710.2A) = 240.0 plf <br /> <br />Ii' <br /> <br />Capacity of blocked sheathing (diaphragm) = 530.0 plf <br />(15/32" R.S. wi 8d nails at 2-1/2" bndry, 4" edges) <br />Half Building length = 30.5 ft <br /> <br />Slope of the shear diagram = <br /> <br />7.9 plf 1ft <br /> <br />Diaphragm length required to resist shear = <br /> <br />0.0 ft <br /> <br />( Round value up to nearest truss multiple of truss spacing) <br /> <br />Analysis of shear at roof/wall interface: <br /> <br />Location along Distance Shear at <br />building length from endwall (ft) interface (pH) <br />Endwall 0,0 240.0 <br />0.1 * Length 6,1 192.0 <br />0.2 * Length 12.2 144.0 <br />0.3 * Length 18.3 96.0 <br />0.4 * Length 24.4 48.0 <br />Mid-span 30.5 0.0 <br />0,6 * Length 36.6 -48.0 <br />0.7 * Length 42.7 -96.0 <br />0,8 * Length 48.8 -144.0 <br />0.9 * Length 54.9 -192.0 <br />Endwall 61.0 -240.0 <br /> <br />Page 9 <br /> <br /> <br />p <br />