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Permit Number: TC-RES-0823-07016
Parcel: 138133120

Address:
5901 S LOSTAN AV

Review Status: Requires Resubmit

Review Details: RESIDENTIAL SOLAR v.1

Permit Number - TC-RES-0823-07016
Review Name: RESIDENTIAL SOLAR v.1
Review Status: Requires Resubmit
Review Date Reviewer's Name Type of Review Description Status Comments
08/08/2023 Bldg Permits - Post Review PENDING ASSIGNMENT
08/08/2023 Light Residential Building Review (OIP) REQUIRES RESUBMIT Permit Review TC-RES-0823-07016 (5901 S LOSTAN AV TUCSON, AZ 85706)
Plan review for the above referenced structure has been completed. This letter reflects comments to be addressed. Provide updated Plans/calculations and a written response Letter to each of the notated items indicating action taken. Resubmitted plans that do not contain a written response Letter addressing each of the notated items indicating action taken, may be delayed until response letter is received.
Code reference, 2018 International Residential Code (IRC).

1. Provide a lag-bolt connection up-lift calculation demonstrating the wind load supporting capability, or provide an engineer’s calculation, and sealed design, R301.1, R324.4. An IRC PV roof uplift calculator (XLS) is available on Pima County’s website. https://www.pima.gov/1069/Solar-Wind-Systems
2. When applying for a permit to place new equipment on existing code-compliant roofs constructed in the past fifty years, an allowance shall be provided for equipment weighing a maximum of 4 psf and load per attachment point of 40lbs or less, R324.4. Provide plans showing compliance with these prescriptive design requirements, or provide an engineer’s calculation, and sealed design. https://webcms.pima.gov/UserFiles/Servers/Server_6/File/Government/Development%20Services/Building/Equipment%20on%20roofs%20.pdf
3. Clarify the location of the Utility meter and the Main Service panel. I don’t see the equipment on the west side of the house where indicated in the plans.
4. Provide a spec sheet or manufacturer’s information to verify the bus rating of the MSP, R106.1.
5. Building Safety policy requires hot bus connections to be reviewed and sealed by an Arizona registered Electrical Engineer for code and safety verification, R106.1. Provide updated plans sealed by an Electrical Engineer.

Contact Jeremy Hamblin with any questions: Jeremy.hamblin@tucsonaz.gov
08/04/2023 PDSD Application Completeness REVIEW COMPLETED