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Calcs By: BMA <br />3/9/2023 <br />Calculate Seismic Force <br />Per ASCE 7 Sec. 13.3.1 <br />Spectral Acceleration, SDS=1.016 g <br />Component Amplification, ap=1.00 Other mechanical component <br />Component Importance, Ip=1.00 <br />Number of solar panels =1 <br />Component Weight, Wp-dead= 75.9 lb. Solar Panel + racking (1 panel) <br />Component Response Mod. Factor, Rp= 1.50 Other mechanical component <br />Attachment Height to base, z= 318.00 in. Conservative +6" stand height <br />Average height to base, h= 312.00 in. <br />Seismic Design Force, Fp= 62.4 lb. Ultimate Lateral seismic force <br />0.6*Wp = 45.5 lb. Minimum per ASCE 13.6.12 <br />Max Req. Seismic Design Force, Fp-max= 123.3 lb. Fp-max = 1.6SDSIPWP <br />Min Seismic Design Force, Fp-min= 23.1 lb. Fp-max = 0.3SDSIPWP <br />Controlling Seismic Lateral Force, Fp= 62.4 lb. <br />Vertical Seismic Force = +/-0.2SdsWp = 15.4 lb. < provided ballast, therefore okay <br />Each PV panel shall have the below setback surrounding each PV panel without impact. A minimum 0.5 δmpv separation between adjacent panels. <br />A minimum 2.0δmpv separation between panels and edge of roof. <br />Per ASCE 13.6.12 <br />δmpv = 1.90 ft. Min = 2.00 ft. Use = 2.00 ft. <br />The owner is responsible for any and all signage that shall be provided delineating the area around the panels that must be kept free of obstructions. <br />Electrical cables shall abide to ASCE Section 13.6.12, performed by others. <br />The parapet of the main structure shall be able to resist an impact of 0.2*Sds*Wpdead per ASCE 13.6.12. To be designed by others. <br />Displacement Requirements of Panels <br />9/23 <br />700 E Alton Ave - <br />101114289 & <br />2017906306/06/23