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LINES A & B: <br /> <br />SEISMIC FORCE = 0.205 [(22 psf x 20.17’ x 18.33’/2)+ (18 psf x 9.17’ x 4’x 2) <br />+ (10 psf x 9.17’ x 4’)] = 5,756 lbs <br /> <br />SEISMIC FORCE = 0.205 x 5756 = 1,180 lbs GOVERNS <br /> <br />WIND FORCE = 22.35 psf (9.17’ x 6’) = 1129 lbs <br /> <br /> SHEAR = 1180 lbs = 124 lbs < 430 x 0.75 = 323 lbs <br /> FT 9.5’ ft ft ft <br /> <br />USE: SHEAR WALL TYPE “A” (PER SHEAR WALL SCHEDULE ON S-1) <br /> <br />SPACING OF A 35’ s REQUIRED: ANCHOR BOLTS: 408 x 1.3 = 4.27’ <br /> 124 <br /> 450 = 3.63’ ~ 24” <br /> 124 USE: 5/8” DIAM x 12” LONG @ 30” O.C <br />USE: A35 @ 24” O.C. <br /> <br />CHECK UPLIFT: <br />Fr = 1180 lbs <br />ROOF DL = 12 PSF x (9.5’ x 4’/2) = 228 lbs <br />CEILING DL = 10 PSF x (9.5’ x 18’/2) = 855 lbs <br />WALL DL = 18 PSF x 9.5’ x 8’ = 1368 lbs <br /> TOTAL W = 2451 x 0.60 = 1470 lbs <br /> <br />F=1180 9.5’ TAKE MOMENTS ABOUT POINT O: <br /> <br /> 1180 (8’) – T (9.5’) – 1470 (9.5’/2) = 0 <br /> 8’ W <br /> T = 9440 – 6985 <br /> (9.5’ – 0.5’) <br /> O <br /> T T = 272 lbs < 3075 x 0.75 = 2,306 lbs <br /> <br /> USE: HDU2-SDS2.5 SIMPSON HOLDOWN <br /> WITH SSTB16 ANCHOR AT EACH 4X4 POST AT NEW <br /> FOOTING <br /> <br />HOLD - 2037 S Garnsey <br />St & #24/10/2025