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Permit Review Detail

Permit Number: TC-RES-0523-05156
Parcel: 117084380

Address:
815 S 4TH AV

Review Status: Requires Resubmit

Review Details: RESIDENTIAL NEW DWELLING v.2

Permit Number - TC-RES-0523-05156
Review Name: RESIDENTIAL NEW DWELLING v.2
Review Status: Requires Resubmit
Review Date Reviewer's Name Type of Review Description Status Comments
06/20/2023 Bldg Permits - Post Review PENDING ASSIGNMENT
06/15/2023 Historic REQUIRES RESUBMIT This project is within Armory Park Historic Preservation Zone and requires historic design review.
Please submit a special districts application as a sub-record of this permit. The submittal requirements and instructions can be found here:
https://www.tucsonaz.gov/files/pdsd/forms/Special_Districts_Application_Instructions.pdf 

More information about the historic design review process can be found here:
https://www.tucsonaz.gov/files/pdsd/Process_Handouts/Historic_Application_and_Review_Process.pdf
For applicable design standards and guidelines, please refer to the Unified Development Code (UDC) 5.8.9 and the HPZ-Specific Design Guidelines applicable to your respective area found in the Historic Design Review Section. Please provide a narrative of ALL Design Guidelines, where not applicable put NA. Also ensure to add a Development Zone Map with surrounding photos. Fees should be paid as invoiced.
06/20/2023 Residential Building REQUIRES RESUBMIT TC-RES-0523-05156
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 on 1/1/2019. Show the current code reference on the plans.

GENERAL COMMENTS :

1. All plans submitted for a newly constructed one- or two-family dwelling require compliance with design ordinances for handicap, solar water, photo-voltaic, gray water and EV charging preparations. Design Ordinances adopted by the City of Tucson.
2. All plans submitted for a newly constructed one- or two-family dwelling after March 1, 2009, require a solar water system, or future installation preparation City of Tucson Ordinance #10549 with one of the following provisions: ½”control conduit and two ¾” copper piping for water with rooftop termination; straight 3” capped sleeve; or an accessible attic (clear path 30” wide x 30” high) over the water heater. Show appropriate notation.
3. 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.
4. 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/pdsd/water-energy-conservation
5. 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 or show the distance from transit or a bike boulevard as not greater than a quarter-mile.

SITE PLAN:

1. Show the location and size of buildings, utility meters and gas, water, electric and sewer or septic lines from property line to building, R106.1.1.
2. Show the square footage of living space and covered patios, R106.1.1.

PLANS:

1. Show a maximum ½” floor elevation changes at a notated accessible route entrance on the floor plan, R106.1.1.
2. 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.

SECTIONS - DETAILS:

1. An unvented roof assembly requires an air-impermeable rigid insulation material with a minimum R-5 value applied correctly to either side of the roof sheathing, R806.5. Show a roof design with insulation types and minimum thickness for meeting the condensation control requirement and the minimum total insulation value of R-38. Update the wall section sheet #3.
2. Attic space requires a ventilation calculation for showing the attic vent opening size using 1 to 150 of attic area in compliance with R806.2. Provide appropriate upper and lower space vents when applying the reduced area calculation. Notate amount of ventilation on sheet #4.

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 if the mechanical plans if system calculations will be provided by deferred submittal.

ELECTRICAL PLANS:

1. Update the Riser Diagram showing a capacity as shown on the panel schedule, E3403.
2. Smoke alarms are required outside each separate sleeping area, R314.3.2. Show a smoke alarm in each bedroom and outside the doorway in the immediate vicinity.
3. Show one 20 AMP branch circuit in the laundry area; this circuit may not serve other locations, E3703.3 and 3901.8.
4. Show one 20 AMP branch circuit for the dishwasher/disposal; this circuit may not serve other locations, E3703.8 City of Tucson Amended.
5. Clothes Washer and Dishwasher GFCI: receptacles require readily accessible protection typically from an upstream device, E3902.9 & 10. Add notation to plans.
6. Provide the Electric Vehicle Supply Equipment 40 ampere 240 volt dedicated branch circuit with a NEMA 14-50R receptacle and label the circuit “EV Ready” and locate the receptacle at a parking area, N1104.2.1. Include the Electric Vehicle load entry (typically 7680 watts) in the electrical load calculations (continuous demand) like the HVAC entry, N1104.2.2.

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.

INTERNATIONAL ENERGY CONSERVATION CODE:

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

Please contact the plans reviewer if you have any questions:
Ken Van Karsen
(520) 837-4912 PDSD-Residential@tucsonaz.gov
City of Tucson Residential Plan Review

Submit a corrected plan set at https://www.tucsonaz.gov/pdsd
06/01/2023 Site Zoning REQUIRES RESUBMIT FROM: PDSD Zoning Review Section

PROJECT: TC-RES-0523-05001
815 S. 4th Av. - HR-3
New SFR (1st Review)

TRANSMITTAL DATE: June 1, 2023

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-3 zone (UDC 4.7.12). A single-family residence (SFR) is a permitted use in this zone (Table 4.8-2). See Use-Specific Standards 4.9.7.B.6.
1. Provide a residential plot plan that meets the requirements found at: https://www.tucsonaz.gov/files/pdsd/forms/Residential_Plot_Plan_Requirements.pdf. This plot plan shall include:
a. Indicate the scale of the plot plan. Plot plan shall be drawn at and engineering scale, i.e., 1”=10’, 1” = 20’.
b. Provide a lot coverage calculation on the plot plan that meets the requirements UDC Article 6.4.3 and the example shown on the Residential Plot Plan Requirements.
c. Provide a dimension from center line of 4th Av to face of curb and from face of curb to the property line. Based on Paving Plan I-422 found at: https://maps-and-records.tucsonaz.gov/construction-plans/details/I-422, the distance from centerline to the face of curb should be 27.6’ and from face of curb to property line is 12’.
d. The zoning indicated for the property and adjacent properties is not correct and should be HR-3.
e. Provide the legal description, “811 SOUTH 4TH AVENUE SQ20211130746 LOT 2” on the plot plan.

2. Under “NOTES:” you reference “Structure shall comply w/Pima County’s” as this site is not located within Pima County jurisdiction remove the reference to Pima County.

3. Remove General Site Note 1 from the plan as any relocation of structures on site requires COT PDSD review.

COMMENTS: the following comments are relative to an application for Historic Review (UDC 5.8.8).
1. For single-family and duplex development, the minimum required front street perimeter yard is 20 feet measured from the street property line. (UDC 6.4.5.C.1.a), proposed street perimeter yard setback is 10’-0”.
2. Interior perimeter yard setbacks are based on a measurement from design grade to the highest point of the exterior wall UDC Article 6.4.5.B & Figure 6.4.5-A. As in all cases dimensions from design grade to the highest point of the exterior wall were not provided Zoning has used the measure function in out Bluebeam review software to provided comments related to perimeter yard setback requirements. Addition comments maybe forth coming.

3. Based on a wall height of 13’-11” the required perimeter yard setback from the proposed SFR to the north property line is 9.28’, proposed setback is 7.5’.

4. Based on a wall height of 14’-0” the required perimeter yard setback from the proposed SFR’s southernmost wall to the south property line is 9.33’, proposed setback is 7.0’.

Historic review can waive perimeter yard setbacks, Historic review is required and must be approved prior to approval of this building plan. Historic application/requirements can be found at: https://www.tucsonaz.gov/files/pdsd/Preservation/HPZ_Review_Application_Package_2020.pdf, Contact Jodie Brown at Jodie.Brown@tucsonaz.gov. The applicant states that Historic was pre approved in the description but Zoning was not able to find any approved documents for the Historic review. Provide approved documents with the next submittal.

If you have any questions about this transmittal, please contact Zone1.desk@tucsonaz.gov.
05/18/2023 PDSD Application Completeness REVIEW COMPLETED
05/18/2023 Site Engineering REVIEW COMPLETED