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PROJECT : PAGE : <br />CLIENT : DESIGN BY : <br />JOB NO. : DATE : 04/22/25 REVIEW BY : <br />INPUT DATA <br />Exposure category (B, C or D)B <br />Importance factor I =1.00 Category II <br />Basic wind speed V =110 mph <br />Topographic factor Kzt =1 Flat <br />Building height to eave he =8.10 ft <br />Building height to ridge hr =14.67 ft <br />Effective area of components A = 21.87 2 <br />DESIGN SUMMARY <br />Max horizontal force normal to building length, L, face =7.59 kips X 0.6=4.55 kips (ASD) <br />Max horizontal force normal to building length, B, face =6.05 kips X 0.6=3.63 kips (ASD) <br />Max total horizontal torsional load =41 ft-kips <br />Max total upward force =29.60 kips <br />ANALYSIS <br />Velocity pressure <br />qh = 0.00256 Kh Kzt Kd V2 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 =11.38 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] =3.86 ft <br />Net Pressures (psf), Basic Load Cases Net Pressures (psf), Torsional Load Cases <br />18.80 0.00 18.80 <br />(+GCp i )(-GCp i )(+GCp i )(-GCp i )(+GCp i )(-GCp i ) <br />1 0.52 6.26 12.89 0.40 4.05 10.69 1T 0.52 1.56 3.22 <br />2 -0.69 -16.03 -9.40 -0.69 -16.03 -9.40 2T -0.69 -4.01 -2.35 <br />3 -0.47 -12.00 -5.37 -0.37 -10.14 -3.50 3T -0.47 -3.00 -1.34 <br />4 -0.42 -11.04 -4.40 -0.29 -8.66 -2.03 4T -0.42 -2.76 -1.10 <br />1E 0.78 11.15 17.78 0.61 7.93 14.56 0.00 <br />2E -1.07 -23.04 -16.40 -1.07 -23.04 -16.40 <br />3E -0.68 -15.80 -9.16 -0.53 -13.09 -6.45 (+GCp i )(-GCp i ) <br />4E -0.62 -14.80 -8.17 -0.43 -11.24 -4.61 1T 0.40 1.01 2.67 <br />5 -0.45 -11.61 -4.98 -0.45 -11.61 -4.98 2T -0.69 -4.01 -2.35 <br />6 -0.45 -11.61 -4.98 -0.45 -11.61 -4.98 3T -0.37 -2.53 -0.88 <br />4T -0.29 -2.17 -0.51 <br />CASTILLO <br />Net Pressure withG Cp f <br />Wind Analysis for Low-rise Building, Based on ASCE 7-22 / IBC 2024 / CBC 2022 <br />Roof angle q = <br />G Cp f <br />Net Pressure with <br />Surface <br />Roof angle q = <br />G Cp f <br />Net Pressure with <br />Surface <br />Roof angle q = <br />G Cp f <br />Net Pressure with <br />ENGINEERING, INC. <br />Surface <br />Roof angle q = <br />37