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Job Name: Indo Chinese Islamic Center Solar Canopy . <br />Job No.: 24-0076 Sheet No.: . <br />By: JKC Date: Jan-24 . <br />Eqn. (30.7-1) <br />Velocity pressure exposure cooefficient K z =0.85 <br />Topographic factor K zt = 1 <br />Wind directionality factor K d = 0.85 <br />Ground Elevation Factor Ke = 1.00 <br />Basic wind speed V = <br />Velocity pressure q h = <br />Gust effect factor G =0.85 <br />Net pressure cooefficient C N = From Fig. 30.7-1 <br />Effective wind area = EA = L ( L/3 ) [Varies with element designed.] <br />a =3.0 ft <br />a2 =9.0 ft2 <br />4a2 =36.0 ft2 <br />Roof CN based on <br />Eff. Area (EA)Clear Wind Flow Obstructed Wind Flow <br />q (degree)Design <br />Pressure Zone 3 Zone 2 Zone 1 Zone 3 Zone 2 Zone 1 <br />3.2 -4.2 2.4 -2.1 1.6 -1.4 1.6 -5.1 1.2 -2.6 0.8 -1.7 <br />45.1 psf -59.2 psf 33.8 psf -29.6 psf 22.6 psf -19.7 psf 22.6 psf -71.9 psf 16.9 psf -36.7 psf 11.3 psf -24. psf <br />2.4 -2.1 2.4 -2.1 1.6 -1.4 1.2 -2.6 1.2 -2.6 0.8 -1.7 <br />33.8 psf -29.6 psf 33.8 psf -29.6 psf 22.6 psf -19.7 psf 16.9 psf -36.7 psf 16.9 psf -36.7 psf 11.3 psf -24. psf <br />1.6 -1.4 1.6 -1.4 1.6 -1.4 0.8 -1.7 0.8 -1.7 0.8 -1.7 <br />22.6 psf -19.7 psf 22.6 psf -19.7 psf 22.6 psf -19.7 psf 11.3 psf -24. psf 11.3 psf -24. psf 11.3 psf -24. psf <br />Roof CN based on <br />Eff. Area (EA)Clear Wind Flow Obstructed Wind Flow <br />q (degree)Design <br />Pressure Zone 3 Zone 2 Zone 1 Zone 3 Zone 2 Zone 1 <br />3.6 -3.8 2.7 -2.9 1.8 -1.9 2.4 -4.2 1.8 -3.2 1.2 -2.1 <br />50.8 psf -53.6 psf 38.1 psf -40.9 psf 25.4 psf -26.8 psf 33.8 psf -59.2 psf 25.4 psf -45.1 psf 16.9 psf -29.6 psf <br />2.7 -2.9 2.7 -2.9 1.8 -1.9 1.8 -3.2 1.8 -3.2 1.2 -2.1 <br />38.1 psf -40.9 psf 38.1 psf -40.9 psf 25.4 psf -26.8 psf 25.4 psf -45.1 psf 25.4 psf -45.1 psf 16.9 psf -29.6 psf <br />1.8 -1.9 1.8 -1.9 1.8 -1.9 1.2 -2.1 1.2 -2.1 1.2 -2.1 <br />25.4 psf -26.8 psf 25.4 psf -26.8 psf 25.4 psf -26.8 psf 16.9 psf -29.6 psf 16.9 psf -29.6 psf 16.9 psf -29.6 psf <br />Roof CN based on <br />Eff. Area (EA)Clear Wind Flow Obstructed Wind Flow <br />q (degree)Design <br />Pressure Zone 3 Zone 2 Zone 1 Zone 3 Zone 2 Zone 1 <br />3.3 -4.1 2.5 -2.4 1.7 -1.6 1.9 -4.8 1.4 -2.8 0.9 -1.8 <br />47. psf -57.4 psf 35.3 psf -33.4 psf 23.5 psf -22.1 psf 26.3 psf -67.7 psf 19.7 psf -39.5 psf 13.2 psf -25.9 psf <br />2.5 -2.4 2.5 -2.4 1.7 -1.6 1.4 -2.8 1.4 -2.8 0.9 -1.8 <br />35.3 psf -33.4 psf 35.3 psf -33.4 psf 23.5 psf -22.1 psf 19.7 psf -39.5 psf 19.7 psf -39.5 psf 13.2 psf -25.9 psf <br />1.7 -1.6 1.7 -1.6 1.7 -1.6 0.9 -1.8 0.9 -1.8 0.9 -1.8 <br />23.5 psf -22.1 psf 23.5 psf -22.1 psf 23.5 psf -22.1 psf 13.2 psf -25.9 psf 13.2 psf -25.9 psf 13.2 psf -25.9 psf <br />Sheet Updated 2/1/18 <br />95 mph <br />16.59 psf <br />Components & Cladding ( V = 95 mph; Exposure C; h = 13.7 ft; Angle = 10 deg ) <br />EA < a2 <br />Reference: ASCE 7-16 (Section 30.7) <br />Eqn. (26.10-1) <br />EA ≥ 4a2 <br />Width of <br />pressure <br />coefficient <br />zone: <br />a2 ≤ EA < 4a2 <br />EA ≥ 4a2 <br />EA < a2 <br />a2 ≤ EA < 4a2 <br />EA < a2 <br />a2 ≤ EA < 4a2 <br />EA ≥ 4a2 <br />7.5 <br />15 <br />10.00 <br />NhGCqP= <br />200256.0 VKKKKqedztzh= <br /> F:\_CTS ENG JOBS 2024\240076 Indo Chinese Islamic Center Solar Canopy - Santa Ana, CA - DEE - ENG\Calculations\Canopy Prog Release 2302241 <br />9 1610 E First St - 101118465 & <br />201822505/7/2024