HomeMy WebLinkAbout23020257 - Gamradt Letter WESTSHORE
DESIGN ENGINEERS, P.C.
WM - 100 GREAT OAKS BLVD. I SUITE 115
ALBANY I NEW YORK 1 12203
To: All Energy Solar
66D Mainline Dr.
Westfield, MA
Date: February 20, 2023
Ref: 23020257
Subject: Gamradt Residence
6381 Madison St. NE
Fridley, MN
To Whom It May Concern,
The following references the Gamradt Residence in Fridley, MN:
1. Existing roof framing_
Pre-fabricated/engineered wood truss is 2x4 at 16"o.c. This existing structure is capable to support
all the loads indicated below for this photovoltaic project.
2. Roof Loading:
- 4psf dead load (modules plus mounting hardware)
- 50psf ground snow load
- 5.lpsf roof materials (I.lpsf 2x4, 1.5psf sheathing, 2.5psf asphalt shingles)
- Exposure Category B, 129mph wind (3 sec.)
This installation design will be in general conformance to the manufacturer's specifications, and complies
with all applicable laws, codes, and ordinances, specifically the International Building Code/IBC 2020
and International Residential Code/MC 2020 including all MN regulations and amendments. The spacing
and fastening of the mounting brackets is to have a maximum of 48"o.c. span between mounting brackets,
staggered, and secured using 5/16" diameter corrosive resistant steel lag bolts and a 2.5" embed.
Thank you.
Westshore Design Engineers
I hereby certify that this plan, specification, or report was prepared by me or under my direct supervision
and that I am duly Licensed Professional Engineer under the laws of the state of Minnesota.
Signature: 41N
ti A S A
Name: Nicolas Nitti ' C) �r'A
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Date: 2/20/2023 License Number: 54597 =z PROFESSIONAL
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- ENGINEER -
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2/20/2023i��,•�`',`
John Eibert Nicolas Nitti, PE Oil
Project Coordinator President
WestShore Design Engineers 11 100 Great Oaks Blvd. 11 Suite 115 11 Albany,NY 12203 II 518.313.7153