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Date :8/16/2021 <br />Job Code: SAPPIYAS KAL <br />3 of 6 <br />E' (psi) = <br />Load Calculation: <br />Panels Dead Load (psf) = <br />Roofing Weight (psf) = <br />Decking Weight (psf) = <br />Framing Weight (psf) = <br />Misc. Additional Weight (psf) = <br />Existing Dead Load (psf) = <br />Total Dead Load (psf) = <br />Ultimate Wind Speed (mph) = <br />Directionality Factor, kd = <br />Topographic Factor, kzt = <br />Velocity Press Exp Factor, kz = <br />Ground Elevation Factor, ke = <br />Velocity Pressure, qz (psf) = <br />Array Edge Factor, γE = <br />Solar Equalization Factor, γa = <br />External Pressure Up, GCp_1 = <br />External Pressure Up, GCp_2 = <br />External Pressure Up, GCp_3 = <br />External Pressure Down, GCp = <br />Design Pressure Up, p_1 (psf) = <br />Design Pressure Up, p_2 (psf) = <br />Design Pressure Up, p_3 (psf) = <br />Design Pressure Down, p (psf) = <br />Hardware Checks: <br />Ref. Widthrawal Value, W (lb/in) = <br />(CM = Ct = Ceg = 1.0) C D = <br />Adjusted Widthrawal Value, W' (lb/in) = <br />Lag Penetration, p (in.) = <br />426 <br />2.5 <br />266 <br />1.6 <br />Lag Screw Checks: <br />Roof 1 <br />16.0 <br />-34.9 <br />-41.6 <br />0.6 <br />-26.9 <br />-2.6 <br />-3.1 <br />1.25 <br />0.64 <br />-2 <br />0.85 <br />1.00 <br />16.7 <br />95 <br />0.85 <br />1.0 <br />Roof 1 <br />Wind Load Calculations: <br />6.9 <br />9.9 <br />0.9 <br />1.0 <br />3.0 <br />2.0 <br />Dead Load Calculations: <br />3.0 <br />Roof 1 <br />1600000 <br />www.ahzengineers.com <br />921 E Grant St <br />10/12/21