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structural <br /> ENGINEERS <br /> August 17, 2021 <br /> SnapNrack <br /> 775 Fiero Lane, Ste. 200 <br /> San Luis Obispo, CA 93401 <br /> TEL: (877) 732-2860 <br /> Attn.: SnapNrack-Engineering Department <br /> Re: SnapNrack pre-engineered PV racking systems: <br /> • RL Universal System (Report#2019-02916A.01 and B.01) <br /> • S200 Ground Mount System (Report#2017-00240-D.02) <br /> • UR40 Railed System (Report#2017-03227.11) <br /> • UR60 Railed System (Report#2018-11940.03) <br /> Subject: Engineering certification for the State of Washington. <br /> PZSE, Inc. -Structural Engineers has provided engineering and span tables as presented in the above <br /> referenced reports. All information, data, and analysis therein are based on, and comply with,the <br /> following building codes and typical specifications: <br /> Building Codes: <br /> 1. ASCE/SEI 7-16, Minimum Design Loads for Buildings and Other Structures, by American <br /> Society of Civil Engineers <br /> 2. 2018 International Building Code, by International Code Council, Inc. <br /> 3. 2018 International Residential Code, by International Code Council, Inc. <br /> 4. AC428 Acceptance Criteria for Modular Framing Systems Used to Support Photovoltaic(PV) <br /> Panels, November 1, 2012, by ICC-ES <br /> 5. Aluminum Design manual 2015, by The Aluminum Association, Inc. <br /> 6. ANSI/AWC NDS-2018, National Design Specification for Wood Construction, by the <br /> American Wood Council <br /> This letter certifies that the design criteria and design methodology for the SnapNrack product span tables <br /> are in compliance with the above codes. Please refer to the system specific Engineering Certification <br /> Reports (listed above)for system specific design criteria and limitations. <br /> If you have any questions on the above, do not hesitate to call. o w'4 C F� <br /> T� <br /> 4 <br /> Prepared by: .nFSRFcisrEA� <br /> PZSE, Inc.—Structural Engineers /ORAL <br /> Roseville, <br /> ti <br /> Roseville, CA <br /> EXPIRES 08/02/2023 <br /> DIGITALLY SIGNED <br /> 1478 Stone Point Drive, Suite 190, Roseville, CA 95661 <br /> 916.961.3960 916.961.3965 www.pzse.com <br />