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<br />IX.) Overall Moment Stability (Overturning): <br /> <br />Resisting Moment: W(1) <br /> <br />Dead loads above slab: <br />Roof area: <br />Dead Weight: <br />Total Weight = <br /> <br />Exterior Walls: <br /> <br />Wall height: <br />Unit weight: <br /> <br />Total Weight = <br /> <br />Interior Walls: <br /> <br />Wall height: <br />Unit weight: <br />T otal Weight = <br /> <br />Total Resisting Dead Load (W) : <br /> <br />Dead Load Moment Arm ( 1 ) : <br />Resisting Moment (RM) = <br /> <br />Overturning Moment: <br />Uplift : <br /> <br />Wedgewood Model 1793 <br /> <br />1793.0 sf <br />11.8 psf <br />21157.4 Ibs <br /> <br />(Neglect overhang; conservative) <br /> <br />21157.4 <br /> <br />180,0 If <br /> <br />8.0 ft <br />11.0 psf ( SBC Appendix A) <br /> <br />15840.0 Ibs <br /> <br />15840.0 <br /> <br />112.5 If <br /> <br />8.0 ft <br />8.0 psf( SBC Appendix A) <br />7200.0 Ibs <br /> <br />7200,0 <br />44197.4 Ibs <br /> <br />Total Resisting Dead Load = <br /> <br />44197.4 Ibs <br /> <br />17 ft, Width / 2 <br />751.4 ft-kips <br /> <br />U(1) + P(h) <br /> <br />.. Height: 0-15 15-20 .. 20-40 40-60 <br /> Roof area: 1793.0 1793.0 1793.0 1793.0 <br />Gross Uplift : -21.0 -23.0 -28.0 -31.0 <br />Total Uplift (U) = -37653.0 -41239.0 -50204.0 -55583.0 <br />Moment Arm (1) : 17,0 17.0 17,0 17.0 <br />Uplift Moment = -640,1 -701.1 -853.5 . -944.9 <br /> <br />Horizontal Pressure: <br /> <br />sf <br />psf <br />Ibs <br />ft <br />ft-kips <br /> <br />Height: 0-15 15-20 20-40 40-60 <br />Pressure: 31.5 34.5 42.0 46.5 <br />Contrib, Height: 14.5 -0.5 -5.5 -25.5 <br />Total hz, Pressure = 456.8 0,0 0.0 0,0 <br />Moment Arm (1) : 7.3 14.8 17,3 27.3 <br />Unit Pres. Moment= 3.3 0.0 0,0 0,0 <br />Hz, Pres. Moment = 185.4 0.0 0,0 0,0 <br /> <br />sf <br />If <br />Ibs/lf <br />ft <br />ft-kips/lf <br />ft-kips (x bldg, 19t,) <br /> <br />Page 6 <br /> <br />James Catalano. P.E. <br />4/20/9-l <br />