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Roof OTM and Hold Down (Y-Y Direction) <br />Wall v_Wind v_Seismic L H OTM DL(plf)DL(plf)Trib(ft)Trib(ft)DL(psf)RM AddUplift UPLIFT Hold Down <br />#plf plf ft ft lb-ft roof floor roof floor wall lb-ft lb lb <br />6 8 20 4 15 2412.0 0.67 <br />1 179.39 201.8 8 9 14529.6 15 2 15 4752.0 0.9 1222.20 HDU2 <br />2 179.39 201.8 8 9 14529.6 15 2 15 4752.0 0.9 1222.20 HDU2 <br />15 13 2 2 15 #VALUE!0.67 <br />15 13 2 2 15 #VALUE!0.67 1012.00 <br />15 1 10 #VALUE!0.67 <br />15 1 10 #VALUE!0.67 550 <br />15 1 10 #VALUE!0.67 <br />15 1 10 #VALUE!0.67 <br />15 8 10 #VALUE!0.67 283.8 <br />20 2 15 #VALUE!0.67 <br />15 1 15 #VALUE!0.67 727.00 <br />15 1 15 #VALUE!0.67 547 <br />15 8 15 #VALUE!0.67 <br />15 8 15 #VALUE!0.67 <br />13.00 10 18 1 10 6680.6 0.67 <br />5.50 10 18 1 10 1195.8 0.67 <br />0.67 <br />0.67 <br />0.67 <br />0.67 <br />0.67 <br />0.67 <br />0.67 <br />% <br />OTM = v X L X H <br />RM = ((DL roof or floor X Trib) + (DL wall X H)) X (L² / 2) <br />UPLIFT =((OTM - %RM) / L ) + AddUplift <br /> <br />% = 0.9 for Seismic % = 0.67 for Wind