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Permit Number: TC-RES-0324-01694
Parcel: 122090140

Address:
3926 E LOUIS LN

Review Status: Requires Resubmit

Review Details: RESIDENTIAL NEW DWELLING v.3

Permit Number - TC-RES-0324-01694
Review Name: RESIDENTIAL NEW DWELLING v.3
Review Status: Requires Resubmit
Review Date Reviewer's Name Type of Review Description Status Comments
05/07/2024 Site Engineering NOT REQUIRED
05/10/2024 Bldg Permits - Post Review Express PENDING ASSIGNMENT
04/29/2024 Residential Building REQUIRES RESUBMIT TC-RES-0324-01694
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:

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

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.
2. 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.
3. 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
4. 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.

PLUMBING PLANS:

1. Provide a complete plumbing plan showing 2018 IRC compliance.
2. 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.
3. Show an individual accessible water supply shut off and water heater for the proposed dwelling unit, P2903.9.1.

MECHANICAL PLANS:

1. Provide a complete mechanical plan showing 2018 IRC compliance
2. Show the HVAC system size for the building demand in accordance with M1401.3, M1601.1.
3. Provide (an HVAC system with fresh air intake) whole-house mechanical ventilation with controlled exhaust, 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 of 1501 – 3000 SF requires a 60 CFM continuous setting.
4. Provide demand calculations in accordance with Manual J/S/D standards, M1401.3, M1601.1. Systems shall be sized in accordance with Manual S based on building loads calculated in accordance with Manual J and duct systems sized in accordance with Manual D.

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 Riser Diagram showing a service disconnect for each dwelling without service disruption of the other dwelling, NEC 225.30 and E3403.
3. Designate the circuit number at the location of each light fixture, receptacle, appliance, and equipment disconnect switch, R106.1.1.
4. Provide a panel schedule showing panel size, circuit numbers, ampacity, wire size and general description, E3404.13 & E3706.2.

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

Submit a corrected plan set at https://www.tucsonaz.gov/pdsd
05/10/2024 Site Zoning REQUIRES RESUBMIT FROM: PDSD Zoning Review Section

PROJECT: TC-RES-0324-01694
3926 E LOUIS LN. – R-1
Accessory Dwelling Unit (ADU) (1st Review)

TRANSMITTAL DATE: May 10, 2024

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

This site is located in the R-1 zone (UDC 4.7.7). A single family residence 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. Provide a residential plot plan that meets the requirements found at: https://www.tucsonaz.gov/Departments/Planning-Development-Services/Building-Safety/Plan-Examples/Plot-Plan-Example.

Once the plot plan is provided additional comments maybe forth coming.

If you have any questions about this transmittal, please contact Zone1.desk@tucsonaz.gov.
04/10/2024 PDSD Application Completeness Express REVIEW COMPLETED