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ASCE 7-16 Wind Forces Chpt 28, Pt2 & Chpt 30, Pt2 <br />LIC# : KW-06019412, Build:20.24.04.04 Simple Engineering (c) ENERCALC INC 1983-2023 <br />DESCRIPTION:Single Story Addition : 2314 S. Warbler Street, Santa Ana, CA 92704 <br />Project File: enercalc warbler.ec6 <br />Project Title:Warbler St Residence <br />Engineer:Simple Engineering LLC <br />Project ID: <br />Project Descr:Kitchen and Master Bedroom Addition <br />Calculations per ASCE 7-16General Design Values <br />95.0 <br />Roof Rise:Run Ratio 2:12 <br />Exposure C <br />12.50 <br />16.0 <br />10.0 <br />Flat/Hip/Gable Roof <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 =19.48 psf Zone: C =16.00 psf <br />Zone: B =-16.00 psf Zone: D =-16.00 psf <br />Vertical Pressures . . . <br />Zone: E =-20.81 psf Zone: G =-16.00 psf <br />Zone: F =-16.00 psf Zone: H =-16.00 psf <br />Overhangs . . . <br />Zone: Eoh =-29.16 psf Zone: Goh =-22.75 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 />Zone 1 <br />Positive <br />16.000 psf <br />Negative <br />-31.339 <br />psf <br />Zone 2 16.000 psf-41.261 <br />psf <br />Zone 3 16.000 <br />psf <br />-56.265 <br />psf <br />Wall Zone 4 :19.602 -21.296 psf <br />Wall Zone 5 :19.602 psf-26.257 <br />psf <br />-38.236 <br />psf <br />-53.240psf <br />Roof Pressures Negative <br />psf <br />Wall Pressures <br />Overhang Pressures <br />Zone 3e <br />Zone 3r <br />Zone 2e <br />Zone 2n <br />Zone 2r <br />Zone 1'psf <br />psf <br />psf <br />psf <br />psf <br />psf <br />psf <br />psf <br />Zone 1 <br />Zone 2 <br />Zone 3 <br />Zone 3e <br />Zone 3r <br />Zone 2e <br />Zone 2n <br />Zone 2r <br />Zone 1'16.000 -18.029 <br />****** <br />****** <br />****** <br />****** <br />'*** : There is no value in Figure 30.4-1 Tabular Values <br />****** <br />-28.314 <br />-28.314 <br />*** <br />*** <br />*** <br />*** <br />*** <br />11 <br />2314 S Warbler St <br />ADDITION12/12/2024