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Attn.: To Whom It May Concern <br />re job:DIAMOND ADU <br />1621 S DIAMOND ST <br />UNIT 2 SANTA ANA, CA 92704 <br />Design Criteria: <br />Code:2022 CBC <br />ASCE 7-16 <br />Live Load:20 psf <br />Ult Wind Speed:95 mph <br />Exposure Cat:B <br />Ground Snow:0 psf Min Roof Snow:NA <br />AHZ Consulting Engineers Inc. <br />Professional Engineer <br />projects@ahzengineers.com <br />11/17/2025 <br />The following calculations are for the structural engineering design of the photovoltaic panels and are valid <br />only for the structural info referenced in the stamped plan set. The verification of such info is the <br />responsibility of others. <br />After review, I certify that the roof structure has sufficient structural capacity for the applied PV loads. <br />All mounting equipment shall be designed and installed per manufacturer's approved installation <br />specifications. <br />www.ahzengineers.com