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Permit Number: TC-RES-0526-02460
Parcel: 13812005B

Address:
70 W ALCO ST

Review Status: Requires Resubmit

Review Details: RESIDENTIAL ADD/ALT v.1

Permit Number - TC-RES-0526-02460
Review Name: RESIDENTIAL ADD/ALT v.1
Review Status: Requires Resubmit
Review Date Reviewer's Name Type of Review Description Status Comments
05/21/2026 Bldg Permits - Post Review Express PENDING ASSIGNMENT
05/21/2026 Residential Building - Standard REQUIRES RESUBMIT TC-RES-0526-02460
PLAN REVIEW COMMENTS

Plan review for the above referenced structure has been completed. This letter reflects comments to be addressed. Provide a separate Comment Response Letter when submitting updated plans. Facilitate 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 revisions.

SCOPE OF REVIEW:

The scope of this plan review covers architectural, plumbing, mechanical, energy conservation and electrical. All code references are to the 2024 International Residential Code and 2018 International Energy Conservation Code. The 2024 International Energy Conservation Code takes effect July 1st. 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.

PROVIDE A COMPLETE PLAN SET showing all proposed alterations to the building with 2024 IRC code compliance.

Place the current reference code on the plans

Construction plans require minimum code compliance for demonstrating minimum building code compliance for passing all progress inspections.

Provide a separate response letter addressing each comment with location of change on the plans.

Provide a clear and concise construction plan set. Sample drawings are available for understanding details. Sample plans at https://www.tucsonaz.gov/Departments/Planning-Development-Services/Permits/Residential-Permits

PLANS:

1. Provide a Roof Framing Plan showing the rafters sized for supporting live and dead structural loads (Table R802.4.1(1)) or provide an engineer’s calculation, design, and seal for a performance design when minimum sizes are not code compliant with the IRC, R301.1.

SECTIONS - DETAILS:

1. Provide a wall section detail with (#4 rebar) reinforced 12” x 12” reinforced foundations for anchoring exterior framed (insulated) walls with pressure treated sills including ½” anchor bolts with 7” embedment, R403.1.6.
2. Show exterior wood siding, sheathing and wall framing with a 6” clearance above the ground (R317.1 item 5).
3. Provide structural roof sheathing size and fastening in compliance with Table R602.3 (1).
4. Identify all fasteners for wind loading compliance. Show roof uplift resistance fasteners (H2.5) with appropriate uplift capacity, R802.11 amended.

If you have any questions, please contact:
Kenneth.VanKarsen@tucsonaz.gov
City of Tucson Residential Building Safety
05/15/2026 Residential Zoning REQUIRES RESUBMIT PDSD TRANSMITTAL

FROM: Claire Leighou, Planner

PROJECT: TC-RES-0526-02460

70 W ALCO ST

Detached Shed (1st Review)

TRANSMITTAL DATE: 5/15/26

Please resubmit revised drawings with a detailed response letter stating how all Zoning Review Section comments were addressed.

This site is located in the C-1 zone (UDC 4.7.20). A single-family residence is a permitted use in this zone (Table 4.8.6) subject to Use Specific Standards 4.9.7.B.12

Comment 1: Please add the following information to the site plan upon next submittal. You may refer to the sample site plan (https://www.tucsonaz.gov/files/sharedassets/public/v/2/pdsd/documents/plan-samples/full-site-plan_feb2026.pdf) as a guide of what to include.

Property dimensions, which are 179.4’ x 120’ (north and west property lines), per area subdivision plat map (found here: https://www.asr.pima.gov/ParcelData/Map/Arm/MP04/04041.PDF)

Property owner information

Scale and north arrow

Label adjacent street (W ALCO ST)

Lot coverage calculations. Include line items and square footage for primary structure (house), existing accessory structure(s), proposed shed, garage/carport, and vehicular use areas, including driveway and parking spaces. Provide the lot square footage and lot coverage percentage.

Location and height of all walls/fences

Zoning classification of subject property and those adjacent. Subject is C-1, properties to the north and east are C-1, properties to the south and west are R-2.

Height of the proposed shed

Clarify if the old shed will remain or be demolished

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 Claire Leighou at claire.leighou@tucsonaz.gov. Thank you!
05/11/2026 PDSD Application Completeness Express REVIEW COMPLETED