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Permit Number: TC-RES-0325-01502
Parcel: 137311970

Review Status: Requires Resubmit

Review Details: RESIDENTIAL NEW DWELLING v.1

Permit Number - TC-RES-0325-01502
Review Name: RESIDENTIAL NEW DWELLING v.1
Review Status: Requires Resubmit
Review Date Reviewer's Name Type of Review Description Status Comments
04/30/2025 Site Engineering - Standard NOT REQUIRED
04/30/2025 Bldg Permits - Post Review Express PENDING ASSIGNMENT
04/28/2025 Residential Building - Standard REQUIRES RESUBMIT TC-RES-0325-01502

PLAN REVIEW COMMENTS

Plan review for the above referenced structure has been completed. This letter reflects comments to be addressed. For facilitating a shorter back check time, please provide updated plans and calculations with a written response to each of the notated items indicating action taken. Do not cloud the changes made for comment updates; revisions are processed if changes occur after the permit is issued.

SCOPE OF REVIEW:

The scope of this plan review covers architectural, plumbing, mechanical, energy conservation and electrical. All code references are to the 2018 International Residential Code and 2018 International Energy Conservation Code. All features were checked only to the extent allowed by the submittals provided. All portions of this project are assumed to meet or will meet other departmental requirements, conditions, and concerns before permit approval.

GENERAL REQUIREMENTS:

The City of Tucson adopted the 2018 IRC with amendments and building ordinances for all dwellings.

Each dwelling unit with kitchen requires a separate Pima County assigned street address after Zoning approval, R319. Show Pima County assigned unit numbers at each dwelling on the site plan. https://www.pima.gov/1010/Addressing-Frequently-Asked-Questions

An impact fee payment is required for an ADU or second dwelling at the time of permit payment.

Provide a response letter addressing each comment with location of change on the plans. Submit separate letter and plan set files.

GENERAL COMMENTS :

1. Show compliance with the Inclusive Home Design Ordinance adopted by the City of Tucson Ordinance #10463 on 10/16/2007. Notate accessible route, minimum door width, changes in floor elevation, door hardware, electrical outlet reach range, grab bar reinforcement, etc.

PLANS:

1. Notate a cool (white) roof finish (greater than 60 SRI) as required by the ADU provisions.

PLUMBING PLANS:

1. The Tucson Water Department limits flow rates for the water meter size in compliance with P2903.7. Show an appropriate water meter size for the additional demand.
2. Show the water heater rating, P2801.1.

ELECTRICAL PLANS:

1. TEP may require the service panel for the property at the closest building to the service transformer. A service line change or a new meter location must be coordinated with TEP for approval. Show an underground feeder from a metered service panel to the more distant dwelling.
2. Provide a minimum service conductor rating of #3 copper 75 degree C for the 100 AMP feeder, E3602.1 & E3603.1.
3. Interior 15A & 20A circuits serving outlet locations (except garage, kitchen, and bathrooms) including receptacles, lights, and smoke detectors require combination type arc-fault circuit interrupters, E3902.16. Show circuit #17 with AFCI.

OUTDOOR LIGHTING CODE

1. Show the proposed fixture as full cut-off FCO style or provide an Outdoor Lighting Calculation including all exterior fixtures on the property for determining exterior lighting limits. Show full cutoff fixtures were located within 25 feet from the property line OLC 401.3.3.

INTERNATIONAL ENERGY CONSERVATION CODE:

1. Energy Certificate: (Mandatory) place near the indoor furnace or in utility room, N1101.14. Add notation to plans.

If you have any questions, please contact:
Ken Van Karsen
PDSD-Residential@tucsonaz.gov
City of Tucson Residential Plan Review

Submit a corrected plan set at https://www.tucsonaz.gov/pdsd
04/30/2025 Site Zoning - Standard REQUIRES RESUBMIT FROM: PDSD Zoning Review Section

PROJECT: TC-RES-0325-01502
1631 W TWIN RIDGE RD Unit: 2. – R-2
New ADU (1st Review)

TRANSMITTAL DATE: April 30, 2025

Provide a detailed comment response letter with your submittal that clearly shows how you have addressed all comments with your next submittal.

This site is located in the R-2 zone (UDC 4.7.9). A single-family residence (SFR) with an accessory dwelling unit (ADU) is a permitted use in this zone (Table 4.8-2). See Use-Specific Standards 4.9.7.B.6, 8, & 9 and 6.6.3.

1. The lot coverage calculation is not correct. Per UDC Article 6.4.3.C.1.a, Roofed areas, porches, open on at least one side, are not included in the calculation.

2. Clearly demonstrate that the requirements of UDC Article 6.6.3.B.4 are met.


The Unified Development Code (UDC) can be found at: https://www.tucsonaz.gov/Departments/Planning-Development-Services/Codes/Zoning-Code.

If you have any questions about this transmittal, please contact Zone1.desk@tucsonaz.gov.
04/03/2025 PDSD Application Completeness Express REVIEW COMPLETED