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INPUT DATA <br />B <br />I = 1.00 Category II <br />V = 110.00 mph <br />Kzt = 1.00 Flat <br />he = 9.50 ft <br />hr = 15.50 ft <br />L = 55.50 ft <br />B = 33.50 ft <br />A = 10.00 ft2 <br />DESIGN SUMMARY <br />Max horizontal force normal to building length, L, face =8.60 kips X 0.6=5.16 kips (ASD)=2.78psf <br />Max horizontal force normal to building length, B, face =5.79 kips X 0.6=3.47 kips (ASD)=1.87psf <br />Max total horizontal torsional load =57 ft-kips <br />Max total upward force =27.40 kips <br />ANALYSIS <br />Velocity pressure <br />qh = 0.00256 Kh Kzt Kd V 2 I = 18.43 psf <br />where: qh = velocity pressure at mean roof height, h. <br />Kh = velocity pressure exposure coefficient evaluated at height, h, =0.70 <br />Kd = wind directionality factor =0.85 <br />h = mean roof height = 12.50 ft <br />< 60 ft, [Satisfactory] <br />Design pressures for MWFRS <br />p = qh [(G Cpf )-(G Cpi )] <br />where: p = pressure in appropriate zone <br />G Cp f = product of gust effect factor and external pressure coefficient <br />G Cp i = product of gust effect factor and internal pressure coefficient <br /> = 0.18 or -0.18 <br />a = width of edge strips, MAX[ MIN(0.1B, 0.4h), 0.04B,3] =3.35 ft <br />Net Pressures (psf), Basic Load Cases <br />19.71 0.00 <br />(+GCp i ) (-GCp i ) (+GCp i ) (-GCp i ) <br />1 0.53 6.40 13.04 0.40 4.05 10.69 <br />2 -0.69 -16.03 -9.40 -0.69 -16.03 -9.40 <br />3 -0.48 -12.12 -5.49 -0.37 -10.14 -3.50 <br />4 -0.43 -11.19 -4.56 -0.29 -8.66 -2.03 <br />1E 0.80 11.36 17.99 0.61 7.93 14.56 <br />2E -1.07 -23.04 -16.40 -1.07 -23.04 -16.40 <br />3E -0.69 -15.98 -9.34 -0.53 -13.09 -6.45 <br />4E -0.64 -15.04 -8.40 -0.43 -11.24 -4.61 <br />5 -0.45 -11.61 -4.98 -0.45 -11.61 -4.98 <br />6 -0.45 -11.61 -4.98 -0.45 -11.61 -4.98 <br />Net Pressures (psf), Torsional Load Cases <br />19.71 <br />(+GCp i ) (-GCp i ) <br />1T 0.53 1.60 3.26 <br />2T -0.69 -4.01 -2.35 <br />3T -0.48 -3.03 -1.37 <br />4T -0.43 -2.80 -1.14 <br />0.00 <br />(+GCp i ) (-GCp i ) <br />1T 0.40 1.01 2.67 <br />2T -0.69 -4.01 -2.35 <br />3T -0.37 -2.53 -0.88 <br />4T -0.29 -2.17 -0.51 <br />G Cp f <br />Surface <br />WIND ANALYSIS FOR LOW-RISE BUILDING <br />( BASED ON ASE 7-16/ IBC 2021/ CBC 2022) <br />Roof angle q = <br />Surface Net Pressure withG Cp f <br />Importance factor <br />Building length <br />Building height to ridge <br />Building height to eave <br />Topographic factor <br />Basic wind speed <br />Roof angle q = <br />G Cp f <br />Net Pressure with <br />Effective area of components <br />Exposure category (B, C or D) <br />Roof angle q = <br />Building width <br />Net Pressure with <br />Surface <br />Roof angle q = <br />G Cp f <br />Net Pressure with <br />1401 S Rosewood Ave <br />Unit# 2& 34/22/2025