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CONTRACTOR INFORMATION NATIONWIDE SOLAR 5619 MILWAUKEE AVE E. PUYALLUP,98372,WA CSLB#aaameae913dc PHONE:253-7224-782 Email:cbitton911@comcast.net P7 P7, ation Mil structural structural SOLAR April 28,2020 ENGINEERS ENGINEERS W 0 NATIONWIDE SOLAR Unirac Components and Cladding Roof Zones: 6407 NE 117TH AVE.SUITE B 1411 BroadwayBlvd.NE The Components and Cladding Roof Zones shall be determined based on ASCE 7-05 ASCE 7-10&7-16 Component and VANCOUVER, 98662 p g � 90 p PHONE:(800)908-8992 Albuquerque, NM 87102 Cladding design. Email:getsolar@mynationwidesolar.com VERSION Attn.: Unirac-Engineering Department Notes: 1) U-builder Online tool analysis is only for Unirac SM SOLARMOUNT Rail Flush systems only and do not DESCRIPTION DATE REV Include roof capacity check. INITIAL RELEASE 03/26/2022 UR Re:Engineering Certification for the Unirac U-Builder 2.0 SOLARMOUNT Flush Rail 2)Risk Category II per ASCE 7-16. 3)Topographic factor,kzt is 1.0. PZSE,Inc.-Structural Engineers has reviewed the Unirac SOLARMOUNT rails,proprietary mounting system constructed 4)Array Edge Factor YE=1.5 from modular parts which is intended for rooftop installation of solar photovoltaic(PV)panels; and has reviewed the U- 5)Average parapet height is 0.0 ft. builder Online tool.This U-Builder software includes analysis for the SOLARMOUNT LIGHT rail,SOLARMOUNT 6)Wind speeds are LRFD values. STANDARD rail,and SOLARMOUNT HEAVY DUTY rail with Standard and Pro Series hardware. All information,data and 7)Attachment spacing(s)apply to a seismic design category E or less. analysis contained within are based on,and comply with the following codes and typical specifications: 1. Minimum Design Loads for Buildings and other Structures,ASCE/SEI 7-05,ASCE/SEI 7-10,ASCE/SEI 7-16 Design Responsibility: 2. 2006-2018 International Building Code,by International Code Council,Inc.w/Provisions from SEAOC PV-2 2017. The U-Builder design software is intended to be used under the responsible charge of a registered design professional 3. 2006-2018 International Residential Code,by International Code Council,Inc.w/Provisions from SEAOC PV-2 where required by the authority having jurisdiction.In all cases,this U-builder software should be used under the 2017. direction of a design professional with sufficient structural engineering knowledge and experience to be able to: 4. AC428,Acceptance Criteria for Modular Framing Systems Used to Support Photovoltaic(PV)Panels,November m Evaluate whether the U-Builder Software is applicable to the project,and PROJECT NAME 1,2012 by ICC-ES. a Understand and determine the appropriate values for all input parameters of the U-Builder software. 5. 2015 Aluminum Design Manual,by The Aluminum Association,2015 This letter certifies that the Unirac SM SOLARMOUNT Rails Flush,when installed according to the U-Builder engineering Q Following are typical specifications to meet the above code requirements: report and the manufacture specifications, is in compliance with the above codes and loading criteria. W O � CD 1: � Design Criteria: Ground Snow Load=0-100(psf) Q > M U) Basic Wind Speed=85-190(mph) This certification excludes evaluation of the following components: _ >U) O O Q W Roof Mean Height=0 60(ft) 1) The structure to support the loads imposed on the building by the array;including,but not limited to:strength Q 04 CS CO > Roof Pitch=0-45(degrees) and deflection of structural framing members,fastening and/or strength of roofing materials,and/orthe effects U) (n 00 CD 1: W Exposure Category=B,C&D of snow accumulation on the structure. J = Q CM O LL Attachment Spacing: Per U-builder Engineering report. 2) The attachment of the SM SOLARMOUNT Rails to the existing structure. LL) > - z I_ O 3) The capacity of the solar module frame to resist the loads. Z > 00 W z Cantilever: Maximum cantilever length is L/3,where"L"is the span noted in the U-Builder online Q LO O > tool. This requires additional knowledge of the building and is outside the scope of the certification of this racking system. Q w O U Clearance: 2 to 10 clear from top of roof to top of PV panel. z If you have any questions on the above,do not hesitate to call. — N LU z K Zq J_ Tolerance(s): 1.0 tolerance for any specified dimension in this report is allowed for installation. of N.t.sE,cyF W < _ y Q Installation Orientation: See SOLARMOUNT Rail Flush Installation Guide. Prepared by: r W Landscape-PV Panel long dimension is parallel to ridge/eave line of roof and the PV PZSE, Inc.–Structural Engineers panel is mounted on the Ion side. Roseville,CA 5 p g Portrait-PV Panel short dimension is parallel to ridge/eave line of roof and the PV panel SHEET NAME is mounted on the short side. E IBES 08,02i.7021. SPEC SHEETS 1478 Stone Point Drive,Suite 190, Roseville,CA 95661 1478 Stone Point Drive,Suite 190, Roseville, CA 95661 SHEET SIZE 916.961.3960 916.961.3965 www.pzse.com 1 of 2 916.961.3960 916.961.3965 www.pzse.com 2012 ANSI B 11" X 17" SHEET NUMBER PV-19