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<br />VII.) Net Uplift <br /> <br />Swingle Home <br /> <br />Roof Deadloads: <br /> <br />(SBC Appendix A) <br /> <br />Element Description Weight (pst) <br />Covering Fiberglass Shingles 2.0 <br />Sheathing 1/2" CDX 1.6 <br />Framing Wood Trusses @ 24" o.C. 6.0 <br />Ceiling 1/2" Gypsum 2.2 <br /> <br />Total Roof Load = <br /> <br />11.8 <br /> <br />psf <br /> <br />Height (ft) Uplift Pressure(pst) Roof Load (pst) Net Uplift (pst) <br />0-15 -21.0 11.8 -9.2 <br />15-20 -23.0 11.8 -11.2 <br />20-40 -28.0 11.8 -16.2 <br />40-60 -31.0 11.8 -19.2 <br /> <br />VIII.) Hold-down at truss connection: <br /> <br />Maximum truss length = <br /> <br />39.3 ft <br /> <br />Truss spacing (ft) = <br /> <br />2 ft <br /> <br />Height (ft) Contrib. area (st) Net Uplift (pst) """Uplift per br~. (Ibs) <br />0-15 78.7 -9.2 -361.8 <br />15-20 78.7 -11.2 -440.5 <br />20-40 78.7 -16.2 -637.1 <br />40-60 78.7 -19.2 -755.1 <br /> <br />** SpecifY hold-down accordingly, FS 'built in' to Mfr's tables. <br /> <br />Page 5 <br /> <br /> <br />r <br />