7611 EASY ST 2022-04-08 - Laserfiche WebLink

RVR ENGINEERING 1495 Zephyr Avenue 1495 Zephyr Avenue SYSTEM INFORMATION Zer IRONRIDGE Hayward,CA94544 IRONRIDGE Hayward,CA94544 DCSYSTEMN SIZE:3720W 1-B00-227-9523 1 7-9523 I IronRidge.com IronRidge corn AC SYSTEM SIZE:3800W MODULES: Attn:Corey Geiger,COO,IronRidge Inc. (12)AXITEC AC-310MH/120S Date:September 7"',2018 The span tables provided in this letter are certified based on the structural performance of IronRidge XR Rails only with no INVERTER: consideration of the structural adequacy of the chosen roof attachments,PV modules,or the underlying roof supporting (1)SOLAREDGE TECHNOLOGIES Re:Structural Certification and Span Tables for IronRidge Flush Mount System members.It is the responsibility of the installer or system designer to verify the structural capacity and adequacy of the SE3800H-US(240V) aforementioned system components In regards to the applied or resultant toads of any chosen array configuration. ENGINEER OF RECORD This letter addresses the structural performance and code compliance of IronRidge's Flush Mount System.The Flush Mount System is a proprietary rooftop mounting system used to support photovoltaic(PV)modules installed in portrait or Q�ct1yQty�� . landscape orientation and set parallel to the underlying root surface.PV modules are supported by extruded aluminum Sincerely, QO'"a "N XR Rails and secured to the rails with IronRidge mounting clamps.The XR Rails are side mounted to a selected roof Date: attachment with 3/8'stainless steel bonding hardware and then attached directly to the roof structure or to a stanchion P2 `r ry a that is fastened to the underlying roof structure.Assembly details of a typical Flush Mount installation and its core '._ NA.5M ,y j �-. f ^-' 201 8.09.1 0 components are shown in Exhibit EX-0015. 1 6:29:47-07r00r The IronRidge Flush Mount System is designed and certified to the structural requirements of the reference standards ,' listed below,for the load conditions and configurations tabulated in the attached span tables. Gang Xuan,SE • ASCE/SEI 7-10 Minimum Design Loads for Buildings and Other Structures(ASCE 7-10) Senior Structural Engineer • 2015 International Building Code(IBC-2015) • 2016 Calrfomia Building Code(CBC-2016) • 2015 Aluminum Design Manual(ADM-2015) The tables included in this letter provide the maximum allowable spans of XR Rails in the Flush Mount System for the respective loads and configurations listed,covering wind exposure categories B,C,&D,roof zones 1,2&3,and roof slopes from 0°to 45°.The span tables are applicable provided that the following conditions are met 1. Span is the distance between two adjacent roof attachment points(measured at the center of the attachment fastener) 2. The underlying roof pitch,measured between roof surface and horizontal plane,is 45°or less. 'I energy today ca�F,w,b,r Ehis.1-._ r,-, 3. The mean roof height,defined as the average of the roof save height and the roof ridge height measured from CUSTOMER INFORMATION grade,does not exceed 30 feet 4. Module length shall not exceed the listed maximum dimension provided for the respective span table and module NAME&ADDRESS: width shall not exceed 48'. RITA BLANKENSHIP 7611 EASY ST,EVERETT,WA 98203. 5. All Flush Mount components shall be installed in a professional workmanlike manner per IronRidge's Flush Mount • installation manual and other applicable standards for general roof construction practice. 47°55'43.73"N 122°13'43.50"W APN:003-927-000-002-00 AHJ:WA-CITY OF EVERETT PROJECT NUMBER:SE t-000473 0201e IronRidge,Inc. CA Flush Mount system Certirigtion Letter-1 o2018 IronRidge.Inc. CA Flush Mount System Cennceson Letter-4 MOUNT CERTIFICATION DESIGNER/CHECKED BY: LS/RR SCALE:AS NOTED PAPER SIZE:17'x11" DATE:02/25/2020 REV:A PV-6.7 L-\ \ ls