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<br />X.) Shear (Cont.): <br /> <br />Bertuca Home <br /> <br />Roof Diaphragm: <br /> <br />Maximum shear at roof I wall interface = 267.4 plf <br /> <br />Capacity of non-blocked sheathing ( SBC Table 1710.2A) = 240.0 plf <br /> <br />Capacity of blocked sheathing (diaphragm) = 360.0 plf <br />(15/32" RS, wi 8d nails at 4" bndry, 6" edges) <br /> <br />Half Building length = <br /> <br />25.5 ft <br /> <br />Slope of the shear diagram = <br /> <br />10.5 plf/ft <br /> <br />Diaphragm length required to resist shear = <br /> <br />2.6 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 (pIt) <br />Endwall 0.0 267.4 <br />0.1 * Length 5.1 213.9 <br />0.2 * Length 10.2 160.4 <br />0.3 * Length 15.3 107.0 <br />0.4 * Length 20.4 53.5 <br />Mid-span 25.5 0.0 <br />0.6 * Length 30.6 -53.5 <br />0.7 * Length 35.7 -107.0 <br />0.8 * Length 40.8 -160.4 <br />0.9 * Length 45.9 -213.9 <br />Endwall 51.0 -267.4 <br /> <br />Page 9 <br /> <br />