2025.0064.PV0005 Dorsey, Billy - Structural Engineering (421)RE:CERTIFICATION LETTER
Project Address: BILLY DORSEY
15442 107TH LOOP SE
YELM, WA 98597
Design Criteria:
- Applicable Codes = 2021 IEBC/IBC, 2021 IRC, ASCE 7-16 and 2018 NDS
- Risk Category = II
- Wind Speed = 97 mph, Exposure Category B, Partially/Fully Enclosed Method
- Ground Snow Load = 15 psf
- ROOF 1: 2 x 4 @ 24" OC, Roof DL = 7 psf, Roof LL/SL = 20 psf (Non-PV), Roof LL/SL = 10.6 psf (PV)
- ROOF 2: 2 x 2 @ 24" OC, Roof DL = 9 psf, Roof LL/SL = 20 psf (Non-PV), Roof LL/SL = 15 psf (PV)
To Whom It May Concern,
February 4, 2025
This document is the property of Barun Corp and cannot be reproduced without prior consent. It is site specific and shall not be transferred to any other property,
property owner, person(s), or entity. This document may include an expression of professional opinion by the engineer of record, which is based on his or her best
knowledge, information provided by others, and belief. Other professionals may have different opinions. Barun Corp reserves the right to amend and/or supplement this
document in the event additional information be uncovered or made available.
A structural evaluation of loading was conducted for the above address based on the design criteria listed above.
Existing roof structural framing has been reviewed for additional loading due to installation of Solar PV System on the roof. The structural
review applies to the sections of roof that is directly supporting the Solar PV System.
Based on this evaluation, I certify that the alteration to the existing structure by installation of the Solar PV System meets the prescriptive
compliance requirements of the applicable existing building and/or new building provisions adopted/referenced above.
Additionally, the Solar PV System assembly (including attachment hardware) has been reviewed to be in accordance with the
manufacturer’s specifications and to meet and/or exceed the requirements set forth by the referenced codes.
Sincerely,
BARUN CORP
Barun Corp | Design and Engineering | 610.202.4506 | chrisk@baruncorp.com | www.baruncorp.com
EXP 08/30/2025
Jeff
Onorati
Digitally signed
by Jeff Onorati
Date: 2025.02.04
07:36:11 -08'00'