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Project : <br />Project Number : <br />By : <br />Date : <br />Kenneth Cheatham <br />PE <br />05-22-2025 <br />Check for Increase in overall seismic loads <br />Module Area =ft2 <br />Number of Modules = <br />Total Array Area =ft2 <br />Array Load = psf <br />Number of Existing Modules = <br />Existing Array Area =ft2 <br />Total Array Wt. = lb <br />Total Roof Area =ft2 <br />DL of Roof = psf <br />Total Wt of Roof = lb <br />Increase in Seismic Wt = < <br />12.94 <br />43448 <br />4.3% 10% <br />Conservatively the Wt. of the Walls tributary to the roof is not included. Seismic weight increase is less than <br />10% and no seismic retrofit or evaluation of existing lateral system is required per Section 503.4 of 2022 <br />CEBC. <br />21.0 <br />11 <br />231.25 <br />3357 <br />3.00 <br />1875.5 <br />22 <br />393.91 <br />Page 18