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Structural Letter for PV Installation <br />Date:11/19/2025 <br />Job Address:1834 W 3RD ST <br />SANTA ANA, CA 92703 <br />Job Name:ANDY MAI <br />Job Number:251119AM <br />Scope of Work <br />Table of Content <br />Sheet <br />2 Cover <br />3 Attachment Uplift checks <br />4 Roof Framing Check <br />5 Seismic Check and Scope of work <br />Engineering Calculations Summary <br />Code 2022 California Building Code (ASCE 7-16) <br />Risk category II <br />Roof Dead Load Dr 10 psf <br />PV Dead Load DPV 3 psf <br />Roof Live Load Lr 20 psf <br />Ground Snow S 0 psf <br />Wind Load (component and Cladding) <br />V 110 mph <br />Exposure C <br />References <br />NDS for Wood Construction <br />Sincerely, <br />Signed 11/19/2025 <br />Eugene Munyanziza, P.E. <br />EV Engineering, LLC <br />projects@evengineersnet.com <br />http://www.evengineersnet.com Exp: 06/30/2026 <br />This Letter is for the existing roof framing which supports the new PV modules as well as the attachment of the PV <br />system to existing roof framing. All PV mounting equipment shall be designed and installed per manufacturer's <br />approved installation specifications. <br />projects@evengineersnet.com <br />http://www.evengineersnet.com