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Wind Load Analysis on Buildings - MWFRS <br />Wind Exosure =B Site Specific Exposure Factor <br />Risk Category =II Building Risk Category from ASCE 7-16 Table 1.5-1 <br />Wind Speed (V) =110 mph Basic wind speed obtained from Figure 26.5-1A, Sect. 26.5.1 <br />Kd =0.85 Wind Directionality Factor from Table 26.6-1, Sect. 26.6 <br />Kz =0.7 Velocity Pressure Exposure Coefficients, Kh & Kz <br />from Table 26.10-1, Sect. 26.10.1 <br />Kzt =1 Topographic Factor from Equation 26.8-1, Sect. 26.8.2 <br />(Use Kzt = 1 for flat condition) <br />Ke =1 Ground Elevation Factor from Sect. 26.9 <br />G =0.85 Gust Effect Factor taken as 0.85 or calculated <br />per Section 26.11.1, ASCE 7-16 <br />Velocity Pressure (qh) =18.43 psf From Equation 26-10-1: qh = qz when z=h; <br />qz = 0.00256 * Kz * Kzt * Kd * Ke * V^2 <br />GCpf =0.8 External Pressure Coefficients, Figure 28.3-1-1.07 <br />GCpi =0.18 Internal Pressure Coefficient, Table 26.13-1-0.18 <br />Eq. 28.3-1: Low-Rise Building wind pressure = qh [(GCpf) - (GCpi)]=11.43 psf (inwards) <br />=-16.40 psf (outwards) <br />Minimum Design Wind Load Per Section 28.4.4 =16.00 psf <br />Therefore use wind pressure =16.40 psf <br />3810 S Timber St & <br />#23/7/2025