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ASCE 7-16 Wind Forces Chpt 28, Pt2 & Chpt 30, Pt2 Project File: Design Check.ec6 <br />Calculations per ASCE 7-16General Design Values <br />96.0 <br />Roof Rise:Run Ratio 4:12 <br />Exposure C <br />14.0 <br />10.0 <br />10.0 <br />Gable Roof > 7 to 20 <br />psf <br />Topographic Factor Kzt per 26.8 1.00 <br />LHD : Least Horizontal Dimension ft <br />a = max (0.04 * LHD, 3, min(0.10 * LHD, 0.4*MRH))3.00 ft <br />Effective Wind Area of Component & Cladding <br />V : Basic Wind Speed per Sect 26.5-1 or 2 mph <br />Roof pitch for cladding pressure <br />ft^2 <br />Occupancy per Table 1.5-1 II All Buildings and other structures except those listed <br />Exposure Category per 26.7 <br />MRH : Mean Roof Height ft <br />Lambda MWFRS: per Figure 26.5-1 1.21 <br />User specified minimum design pressure <br />1.21Lambda Component & Cladding : per Figure 30.4-1 <br />Main Force Resisting System Values Component & Cladding Values <br />Design Wind Pressures <br />Horizontal Pressures . . . <br />Zone: A =24.49 psf Zone: C =16.31 psf <br />Zone: B =-10.00 psf Zone: D =-10.00 psf <br />Vertical Pressures . . . <br />Zone: E =-21.27 psf Zone: G =-14.83 psf <br />Zone: F =-14.83 psf Zone: H =-11.25 psf <br />Overhangs . . . <br />Zone: Eoh =-29.79 psf Zone: Goh =-23.26 psf <br />ASCE 7-16 Section 28.5.4 Minimum Design Wind Loads requires that the load effects of the design wind pressures from Section 28.5.3 shall <br />not be less than a minimum load defined by assuming the pressures, ps, for zones A and C equal to +16 psf, Zones B and D equal to +8 psf, <br />while assuming ps for Zones E, F, G, and H are equal to 0 psf. <br />Design Wind Pressure = Lambda * Kzt * Ps30 per Eq 30.4-1Component & Cladding Design Wind Pressures <br />Positive NegativeRoof Pressures Negative <br />Wall Pressures <br />Overhang Pressures <br />'*** : There is no value in Figure 30.4-1 Tabular Values <br />12.124 -64.275 <br />-42.519 <br />*** <br />-59.580 <br />-59.5804 <br />-59.580 <br />-69.720 <br />-81.602 <br />Design wind Load <br />V(wind) = 16.31 * (8/2) * 2 = 130.0 plf <br />Page - 18 <br />2010 W Alco Ave Unit <br />#24/22/2025