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Permit Number: TC-RES-0623-05642
Parcel: 12307159A

Address:
2227 E HELEN ST

Review Status: Requires Resubmit

Review Details: RESIDENTIAL NEW DWELLING v.2

Permit Number - TC-RES-0623-05642
Review Name: RESIDENTIAL NEW DWELLING v.2
Review Status: Requires Resubmit
Review Date Reviewer's Name Type of Review Description Status Comments
06/28/2023 Site Zoning APPROVED
07/08/2023 Fire New Construction NOT REQUIRED
07/08/2023 Bldg Permits - Post Review Express PENDING ASSIGNMENT
07/06/2023 Residential Building REQUIRES RESUBMIT TC-RES-0623-05642

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 an updated complete plan set with a written response to each of the notated items indicating action taken. Do not cloud the changes made for comment revisions.

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 Zoning and other departmental requirements, conditions and concerns before permit approval.

GENERAL REQUIREMENTS:

The City of Tucson adopted the 2018 IRC with amendments on 1/1/2019. Show the current code reference on the plans.

Buildings with floor area exceeding 3000 square feet require a registered engineer design, ARS 32-144.A.4. 2. The basement floor area is included in the building total area.

Separate the submitted files with construction plans, support documents, and response letter each in different files.

Provide ledgable notation. Change the font type on sheet #2, 5.

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. Show the future breaker location on the panel schedule.
2. All plans submitted for a newly constructed one- or two-family dwelling after June 1, 2010, for one- or two-family dwellings 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 single bathing fixture drain looped 3’ beyond an exterior wall below grade before connection to the building drain. Add the appropriate detail provided at https://www.tucsonaz.gov/pdsd/water-energy-conservation

FLOOR PLANS:

1. Show a maximum ½” floor elevation changes at a notated accessible route entrance on the floor plan, R106.1.1.
2. Identify the emergency egress window well for determining compliance with R310.2.3 providing egress from the basement to grade. Include ladder and drainage requirements.
3. Provide a landing or floor surface at all exterior doors. A landing must be at least as wide as the door it serves and 36” in the direction of travel, R311.3.
4. Provide a landing with minimum 36” depth between the door and tread at the bottom of the stairway, R311.7.6.
5. Provide a handrail for the stairways, R311.7.8.

STRUCTURAL PLANS:

1. Provide floor/roof joist size and series for determining performance compliance, R301.1. Notate sheet #5 & 6.
2. Provide an engineer’s calculation, design and seal for the basement walls showing appropriate reinforcent, R404.4.
3. Specify steel lintels to support imposed load, R606.10:

PLUMBING PLANS:

1. Show a plumbing code recognized by the City of Tucson, 2018 IRC.
2. Tucson Water Department limits flow rates for each water meter size in compliance with P2903.7. Show an appropriate yard pipe for supporting the demand. A ¾” yard pipe is undersized.

MECHANICAL PLANS:

1. Provide (an HVAC system with fresh air intake) whole-house mechanical ventilation, or controlled exhaust with a calculated airflow rate, R303.4; N1103.6 & M1505.4. Show the system and appropriate flow rate setting on the plans. A two or three bedroom dwelling of 1501 – 3000 SF requires a 60 CFM continuous setting.
2. 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. Notate the mechanical plans if system calculations will be provided by deferred submittal.
3. Show dryer vent size and location for venting to exterior, M1501.

ELECTRICAL PLANS:

1. Remove the ADU calculation from sheet #10.
2. Designate the circuit number at the location of each light fixture, receptacle, appliance, and equipment disconnect switch, E3404.12.
3. Specify high-efficacy lamps for at least 90% of all lighting fixtures, N1104.1.

If you have any questions, please contact:
Ken Van Karsen
(520) 837-4912
City of Tucson Residential Plan Review

Submit a corrected plan set at https://www.tucsonaz.gov/pdsd
06/23/2023 PDSD Application Completeness Express REVIEW COMPLETED