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V = 0.185 x 39,000 LBS = 7,215 LBS <br />DETERMINE NEW BASE SHEAR <br />EXISTING BASE SHEAR <br />Determine Seismic Weight of Building with Solar Array: <br />EXISTING <br />SEISMIC <br />WEIGHT <br />=39,000 LBS <br />NEW SOLAR <br />ARRAY =3 PSF x 20 PANELS x 3.3' x 5.5' = 1,089 LBS <br />NEW <br />SEISMIC <br />WEIGHT <br />=39,000 LBS + 1,089 LBS = 40,089 LBS <br />THEREFORE NEW BASE SHEAR: <br />V = 0.185 x 40,089 = 7,416 LBS <br />% CHANGE =7,416 LBS - 7,215LBS <br />7,215 LBS x 100 =2.8 % < 10% OK <br /> 9924 Universal Boulevard #224­406 Orlando, FL 32819 Tel:1.310.464.1804 <br /> Email: loydwmartin@gmail.com www.loydwmartin.com <br />Loyd W. Martin Professional Engineer, Inc. <br />EQ'N 12.8-1 ASCE 7-16 <br />EQ'N 12.8-1 ASCE 7-16 <br />OK. PER ASCE 7-16 SECTION 11.B.3 ALTERATIONS <br />2020­3842 Solar Deployed Nicolas Glackin Residence Date: December 29, 2020 2021­056 Solar Deployed Daphne Phung Residence Date: January 8, 2021 <br />AG <br />Exp. 3-31-19 <br />No. C58724 NITRAMW.DYO <br />REGISTEREDPROFESSIONALENGINEER <br />C <br />V <br />L <br />FOETATS <br />ALIFORNIAICIL <br />­215 <br />OK. PER ASCE 7-16 SECTION 11B.4 ALTERATIONS <br />EXISTING LATERAL FORCE RESISTING SYSTEM IS EXEMPT <br />FROM ANALYSIS SINCE NEW SEISMIC FORCE IS <br />LESS THAN 10% GREATER THAN EXISTING SEISMIC FORCE <br />"Alterations may be made to any structure without requiring the existing structure to <br />comply with this standard, provided that the alterations comply with the requirements for a <br />new structure. Alterations that increase the seismic force in any existing structural element <br />by more than 10% or decrease the design strength of any existing structural element to <br />resist seismic forces by more than 10% shall not be permitted unless the entire seismic <br />force-resisting system is determined to comply with this standard for a new structure." <br />2321 W St Anne Pl - <br />201824535/23/2024