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ROSENBERG RAMBLER Ili January 24, 2018 I 8276 I 4 <br /> SUMMARY: <br /> WIND(front-rear) WIND(left-right) SEISMIC <br /> EV(MAIN)= 1461 lbs 1685 lbs 1004 lbs <br /> NOT APLICABLE 0 lbs 0 lbs 0 lbs <br /> NOT APPLICABLE 0 lbs 0 lbs 0 lbs <br /> TOTAL= 1461 lbs 1685 lbs 1004 lbs <br /> DIAPHRAGM SHEAR: 240 PLF <br /> Total diaphragm length= 24.0 ft Sub-diaphragm length=1 24.0 ft <br /> Diaphragm width= 23.3 ft EV(MAIN)= 1,685 lbs <br /> = ZV(roof) = 1685 lb = 36 PLF 0.0 ft <br /> (2)(width) 47 ft 11.6 ft <br /> table 4.3A of the AF&PA SDPWS-2008 240 PLF <br /> USE 15/32 CDX ROOF SHEATHING OR 3/4 T&G CDX SUBFLOORING <br /> CHORD: <br /> Sub-diaphragm length= 24.0 ft Total-diaphragm length= 24.0 ft <br /> Sub-diaphragm width= 23.3 ft <br /> T= M = ZV x(diaphragm length) = 1685 x 24 ft = 217 lbs <br /> B 8 x(diaphragm width) 8 x 23 ft <br /> Top Plate Size 2x6 Species/Grade: HF#2 <br /> Area= 8.25 inA2 Ft = 525 psi <br /> Load duration(CD)= 1.60 Tallowable = Area x CD x Ft = 6,930 lbs <br /> Since T allowable is greater than T applied, OK. <br /> SHEAR CAPACITY OF 10d COMMON NAIL = 102 lbs 102 x Cd x p= 163 lbs 2008 NDS <br /> #OF NAILS PER 4 FT SPLICE= 217 lbs = 1 <br /> 163 lbs <br /> USE 2x6 HF#2 TOP PLATE W/ (8) 10d COMMON NAILS PER SPLICE. <br />