4523 RIVERFRONT BLVD 2023-01-18 - Laserfiche WebLink

_XI Ox LL] J Q ,r 0 J M Qco O F � tc Lo structural structural ENGINEERS ENGINEERS January 12, 2022 SYSTEM INFO (11)Q CELLS Unirac Components and Cladding Roof Zones: Q.PEAK DUO BILK ML-G10+ 400W 1411 Broadway Blvd. NE The Components and Cladding Roof Zones shall be determined based on ASCE 7-05,ASCE 7-10&7-16 Component and (11)ENPHASE Albuquerque, NM 87102 Cladding design. IQ8PLUS-72-2-Us 240v DC SYSTEM SIZE:4.40 kWDC AC SYSTEM SIZE:3.30 kT Attn.: Unirac- Engineering Department Notes: 1) U-builder Online tool analysis is only for Unirac SM SOLARIV10UNT Rail Flush systems only and do not REVISIONS include roof capacity Check. DESCRIPTION DATE REV 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. Signature with Seal 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: PROJECT NAME&ADDRESS 4. AC428,Acceptance Criteria for Modular Framing Systems Used to Support Photovoltaic(PV) Panels, November Evaluate whether the U-Builder Software is applicable to the project,and 1,2012 by ICC-ES. Understand and determine the appropriate values for all input parameters of the U-Builder software. Q 5. 2015 Aluminum Design Manual,by The Aluminum Association,2015 Id (n > O This letter certifies that the Unirac SM SOLARMOUNT Rails Flush,when installed according to the U-Builder engineering J O 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. uJ W O o Design Criteria: Ground Snow Load=0-100(psf) CV O Speed =85 190(mph) LU U Z op O Basic Wind S p ( p ) This certification excludes evaluation of the following components: = Z O M CD 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 U W of Q l- Roof Pitch =0-45(degrees) and deflection of structural framing members,fastening and/or strength of roofing materials,and/orthe effects U) IL 00IT— Exposure Exposure Category=B,C&D of snow accumulation on the structure. (n W W O 2) The attachment of the SM SOLARMOUNT Rails to the existing structure. Attachment Spacing: Per U-builder Engineering report. It 3) The capacity of the solar module frame to resist the loads. 2 W Z Cantilever: Maximum cantilever length is L/3,where"L" is the span noted In the U-Builder online U M a- tool. This requires additional knowledge of the building and is outside the scope of the certification of this racking system, N W Q � � Clearance: 2"to 10"clear from top of roof to top of PV panel. DIGITALLY SIGNED W If you have any questions on the above,do not hesitate to call. Tolerance(s): 1.0"tolerance for any specified dimension in this report is allowed for installation. K zgC' pe w>+sy Installation Orientation: See SOLARMOUNT Rail Flush Installation Guide. Prepared by: /�f Landscape-PV Panel long dimension is parallel to ridge/eave line of roof and the PV PZSE, Inc.—Structural Engineers DATE:6/23/2022 panel is mounted on the long side. Roseville,CA SHEET NAME Portrait-PV Panel short dimension is parallel to ridge/eave line of roof and the PV panel EQUIPMENT is mounted on the short side, �'rs/,� .�t �\�'� SPECIFICATION EXP1f Es 0e/02/2023 SHEET SIZE 1478 Stone Point Drive, Suite 190, Roseville, CA 95661 1478 Stone Point Drive, Suite 190, Roseville, CA 95661 ANSI B 916.961.3960 916.961.3965 WWW.pzse.Corn 1 of 2 916.961.3960 916.961.3965 WwW.pzse.Con 1 2 of 2 11" X 17" SHEET NUMBER PV-18