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96.00 mph 7° <br />II Flat <br />B 0.85 <br />15.00 ft 1 <br />3.00 psf 0.57 <br />850.00 lbs <br />5.33 ft <br />2.83 ft <br />5.33 ft <br />2.83 ft <br />5.33 ft <br />2.83 ft <br />ROOF ZONE GCp (-) UPLIFT <br />1'-0.90 <br />1 & 2 -2.21 <br />3 -3.01 <br />• Wind calculation is based on ASCE 7-16, 29.4 - C&C, LC #7 : 0.6D + 0.6W is used. <br />NOTE: <br />Max. Y - Spacing (Zone 3)15.08 ft² <br />-16.95 psf 255.66 lbs <br />UPLIFT PRESSURE PULLOUT FORCE <br />-3.81 psf 57.54 lbs <br />-11.94 psf 180.17 lbs <br />Max. Y - Spacing (Zone 1 & 2)15.08 ft² <br />Max. X - Spacing (Zone 3)Effective Wind Area <br />Solar Array Pressure Eq. Factor (γa) =0.60 <br />Hardware Type :ULTRA RAIL <br />Allowable Load =DF, 2.5" lag embedment <br />Max. X - Spacing (Zone 1')Effective Wind Area <br />Max. Y - Spacing (Zone 1')15.08 ft² <br />Max. X - Spacing (Zone 1 & 2)Effective Wind Area <br />4.50 <br />WIND UPLIFT CALCULATION <br />ROOF AR-01 <br />MONICA WILLIAMS RESIDENCE, 1730 W RICHLAND AVE, SANTA ANA, CA, 92703 <br />Ultimate Wind Speed (mph) =Roof Pitch (deg.) = <br />SITE INFORMATION <br />• Flat Roof: Roof Zone 1 & 2, 0.6h = 9 ft <br />• Flat Roof: Roof Zone 3, 0.2h = 3 ft <br />Risk Category =Roof Type = <br />Array Edge Factor (γE) =1.50 <br />Exposure Category =Kd = <br />Mean Roof Height =Kzt = <br />Solar Array Dead Load =Kz = <br />DESIGN CALCULATIONS <br />Wind Velocity Press. (qh) = 0.00256*Kz*Kzt*Kd*Ke*V2 =11.53 psf <br />a (ft) = <br />Mighty Engineering Co | 1704 Roxborough Rd Charlotte, NC 28211 | (980) 689.9776 | info@mightyengineeringco.com pg 5 of 5 <br />1730 W Richland <br />Ave3/19/2025