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Project Name: 5514 Rhonda Avenue, Santa Ana, California 92703 <br />Issued Date: 08/09/2024 <br />Solar Array Installation Calculations: Page | 2 <br />ll.Wind Forces on Solar Panel System <br />Panel Data <br />Short Length of Panel: 45 in <br />Long Length of Panel: 68 in <br />Quantity of Panels: 30 <br />*Panel Pressure <br />Panel Location <br />(Roof Zone) <br />Eff. Wind Area, A <br />(ft2) <br />γa, <br />Fig. 29.4-8 γE, uplift <br />γE, <br />others <br />Positive <br />Pressure (psf) <br />Uplift Pressure <br />(psf) <br />Service Uplift <br />Pressure (psf) <br />1 21.0 0.751 1.5 1.0 11.25 -43.93 -26.36 <br />2r 21.0 0.751 1.5 1.0 11.25 -51.84 -31.11 <br />2e & 3 21.0 0.751 1.5 1.0 11.25 -55.77 -33.47 <br />*Panel pressures only calculated for roof zones where solar panels are present. <br />Attachment Data <br />Connection # 1:Connection # 2: <br />Max CNX Spacing: 4.00 ft Max CNX Spacing: 4.00 ft <br />Panel Attachments, Withdrawal <br />CNX # <br />Attach. Location <br />(Roof Zone) <br />Trib. Wind <br />Area, A γa <br />γE, <br />uplift <br />Uplift Pressure <br />(psf) <br />Withdrawal <br />Force (lbs) <br />Service <br />Withdrawal <br />Force (lbs) <br />1 2e & 3 11.3 0.8 1.5 -64.89 -733.1 -439.9 <br />Applied Load: -439.88 lbs <br />Allowable Load: -802.00 lbs <br />Safe <br />Note: <br />*Wind calculations according to ASCE 7-16* <br />1) The system is safe since the allowable capacity is greater than the service withdrawal force. <br />2) See the rating letter info on page 2 in Table-1 for additional information on attachments capacity. <br />Attachments are along..(x)..of panel:Short Side <br />Attachments are <br />along..(x)..of panel:Long Side <br />5514 W Rhonda <br />Ave11/27/2024