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Permit Number: TC-RES-0324-01569
Parcel: 13304020B

Review Status: Requires Resubmit

Review Details: RESIDENTIAL NEW DWELLING v.1

Permit Number - TC-RES-0324-01569
Review Name: RESIDENTIAL NEW DWELLING v.1
Review Status: Requires Resubmit
Review Date Reviewer's Name Type of Review Description Status Comments
04/04/2024 Fire New Construction NOT REQUIRED
04/18/2024 Site Engineering NOT REQUIRED
04/30/2024 Bldg Permits - Post Review Express PENDING ASSIGNMENT
04/04/2024 Residential Building REQUIRES RESUBMIT TC-RES-0324-01569
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 COMMENTS :

1. All plans submitted for a newly constructed one- or two-family dwelling after July 1, 2009 require a solar photo-voltaic system, or future installation preparation City of Tucson Ordinance #10549 .
a. Show a minimum 300 SF clear solar-ready zone on a roof or framing plan, T103.3. Model plans should show four typical south facing roof surfaces.
b. Label a double breaker space for future Photo Voltaic on the panel schedule opposite end from the main/supply side, T103.9. Update breaker space to the last panel space.
2. All plans submitted for a newly constructed one- or two-family dwelling after June 1, 2010, must provide gray water utilization or preparation, Ordinance #10579/11089 revised July 9, 2013. The ordinance revision now requires a gray drain line discharge from one fixture for a one story dwelling. Additional gray fixture drains are optional. Show a second clothes washer standpipe plumbed to an exterior wall above grade when feasible, or a bathing fixture drain looped 3’ beyond an exterior wall below grade before connection to the building drain. Use the appropriate detail at https://www.tucsonaz.gov/Departments/Planning-Development-Services/Building-Safety/Water-Energy-Conservation Gray Water Illustrations
3. Show compliance with the Electric Vehicle Supply Equipment Ordinance adopted by the City of Tucson Ordinance #11844 on 6/22/2021. Include a 40 ampere 240 volt dedicated branch circuit with a NEMA 14-50R receptacle for charging an electric vehicle at a proposed parking space.

SITE PLAN:

1. Show the location and size of buildings, utility meters and gas, water, electrical, and sewer, R106.1.1. Each dwelling requires an appropriate source of electrical and water supply. Show the location and size of lines with connection points, R106.1.1. Identify the utility lines requiring upgrade or replacement.

PLANS:

1. Notate a cool (white) roof finish as required by the ADU provisions.
2. Show a maximum ½” floor elevation changes at a notated accessible route entrance on the floor plan, R106.1.1. Include all threshold conditions for a route from the exterior into the living space.
3. Provide manufacturer’s calculations and data for pre-engineered trusses dated and wet-sealed by an engineer who is registered in Arizona, or notate the requirement for deferred submittal, R106.1.
4. Show the location of a minimum 22” x 30” attic access. Attic access is required for areas exceeding 30 SQ FT with a minimum of 30” of headroom and located in a hallway or readily accessible space, R807.1.

PLUMBING PLANS:

1. Tucson Water Department limits flow rates for the water meter size in compliance with P2903.7. Show an appropriate yard pipe bypassing the existing dwelling and show an appropriate water meter size.
2. Show an individual accessible water supply shut off and water heater for the proposed dwelling unit, P2903.9.1.

MECHANICAL PLANS:

1. Show the whole-house mechanical ventilation with controlled exhaust system other than a standard exhaust fan, R303.4; N1103.6 & M1505.4. Show the minimum airflow rate setting and location of the device requiring this adjustable setting. A two or three bedroom dwelling under 1501 SF requires a 45 CFM continuous setting.

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. Update the Riser Diagram for the close dwelling and the feeder size to the detached dwelling panel per TEP coordination, NEC 225.30 and E3403.
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. Add notation to plans. Update note #H.

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:
PDSD-Residential@tucsonaz.gov
City of Tucson Residential Plan Review

Submit a corrected plan set at https://www.tucsonaz.gov/pdsd
04/30/2024 Site Landscape REQUIRES RESUBMIT Resubmit with correct dimensions for location of ADU. Provide comment response letter identifying plant life withing footprint of ADU/New parking area.
04/18/2024 Site Zoning REQUIRES RESUBMIT FROM: PDSD Zoning Review Section

PROJECT: TC-RES-0324-01569
9160 E WRIGHTSTOWN RD. – RX-1
Accessory Dwelling Unit (1st Review)

TRANSMITTAL DATE: April 18, 2024

COMMENTS: Please resubmit revised drawings along with a det4.7.8ailed response letter, which states how all Zoning Review Section comments were addressed.

This site is located in the RX-1 zone (UDC 4.7.15). A single family residence with an accessory dwelling unit (ADU) is a permitted use in this zone (Table 4.8-1), Subject to Use Specific Standards 4.9.7.B.6, 8, & 9 and 6.6.3.

1. Per Unified Development Code (UDC) Article 6.6.3.C Detached accessory buildings, including accessory dwelling units, are not permitted in the buildable area extending the full width of the lot between the principal building and the front street lot line. A Board of Adjustment for Variance will need to be submitted and approved to allow the ADU as shown on the plan.

Board of Adjustment application/requirements can be found at: https://www.tucsonaz.gov/Departments/Planning-Development-Services/Planning-Zoning-Applications/Zoning-Administration. Contact for the Board of Adjustment is Mark Castro at Mark.Castro@tucsonaz.gov.

The 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.
03/19/2024 PDSD Application Completeness Express REVIEW COMPLETED