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Permit Number: TD-DEV-1025-00274
Parcel: 11706315E

Address:
450 S TOOLE AV

Review Status: Requires Resubmit

Review Details: DEVELOPMENT PACKAGE NEW v.3

Permit Number - TD-DEV-1025-00274
Review Name: DEVELOPMENT PACKAGE NEW v.3
Review Status: Requires Resubmit
Review Date Reviewer's Name Type of Review Description Status Comments
01/26/2026 Site Engineering Standard REQUIRES RESUBMIT Permit: TD-DEV-1025-00274
Location: 460 S TOOLE AV
Review Date: 1/26/2026

This plan has been reviewed for compliance with applicable development criteria in the City of Tucson Unified Development Code (UDC) Administrative Manual (AM) Section 2-6 and Technical Manual (TM) Section for waste management, Pedestrian Access, Hydrology -Retention/Detention Requirements, and all site standard code.

Drainage Manual Link: https://www.tucsonaz.gov/files/sharedassets/public/v/1/pdsd/documents/engineering-code/cot-drainage-manual-searchable.pdf
Design standards for Stormwater Detention and Retention Link:
https://www.tucsonaz.gov/files/sharedassets/public/v/1/pdsd/documents/engineering-code/updated-retention-detention-manual.pdf

Site Engineering Comments:
1. When restraint stamped plans are provided, it is required that all sealings should be consistent with Arizona Board of Technical Registration guidelines. This includes that the registrant in question have certification within the State of Arizona. Show how this is addressed referring to Samual E Gonzalez’s’ stamp.
If you have any questions or concerns, please contact
Marco Contreras
Marco.contreras@tucsonaz.gov
02/20/2026 Site Landscape Standard REQUIRES RESUBMIT PLANNING AND DEVELOPMENT SERVICES DEPARTMENT
REVIEWER: CHAD KELLER, RLA
SITE LANDSCAPE/NATIVE PLANT PRESERVATION SECTION

PROJECT: INSTALL (1) NEW 36'-0" X 46'-9" CONCRETE PAD INSTALL (1) 23' X 36' EQUIPMENT SHELTER; INSTALL (1) NEW CONCRETE SIDEWALK AND CONCRETE ENTRY PAD; ALL WORK WITHIN EXPANDED EXISTING COMPOUND; NO PROPOSED GRADING
ACTIVITY NO: TD-DEV-1025-00274
ADDRESS: 450 S TOOLE AV
ZONING: LIGHT INDUSTRIAL ZONE (I-1)
02.20.2026

THE PROPOSED PLANS HAVE BEEN REVIEWED FOR COMPLIANCE WITH APPLICABLE DEVELOPMENT STANDARDS FOR SITE LANDSCAPE, NATIVE PLANTS, AND RAINWATER HARVESTING, PER-THE-CITY OF TUCSON UNIFIED DEVELOPMENT CODE (UDC), TECHNICAL STANDARDS MANUAL (TSM), AND ADMINISTRATIVE MANUAL (AM).

RESUBMIT REVISED DRAWINGS ALONG WITH A DETAILED RESPONSE LETTER, STATING HOW ALL SITE LANDSCAPE AND NPPO SECTION REVIEW COMMENTS HAVE BEEN ADDRESSED.

SITE LANDSCAPE/NPPO SECTION COMMENTS:

1. Prior to Site Landscape Development Package approval, ensure that Site Zoning and Site Engineering comments are fully addressed.

2. The GFA expansion on this site is stated as 21 percent. Only the area of expansion requires updated site landscape standards within the designated parking area, see applicability, expansion and vehicular use are requirements below. If it is determined that site zoning requires the new building to provide 4 or more parking spaces, then the following standards apply. If less than 4 parking spaces are required, then disregard the expansion and vehicular use area canopy tree planting comments below.

3. Detail the planting island within the parking area with a minimum 4” curb surrounding the tree trunk, trees type/species at 15-gallon, tree planting detail including root barrier for trees planted within 5’ of any hardscape, irrigation connection and drip irrigation to the required tree and any other details required to complete the work on site.

SEE THE FOLLOWING CODE REFERENCES FOR GUIDANCE

4. UDC 7.6.2. APPLICABILITY
The provisions of this section apply to the following:
A. All new developments; and
B. Expansion of existing development, as provided below:

**2. BUILDINGS 10,000 SQUARE FEET OR LESS
ON SITES WHERE THE GROSS FLOOR AREA OF THE EXISTING BUILDING(S) IS 10,000 SQUARE FEET OR LESS, EXPANSIONS IN SQUARE FOOTAGE OF LAND AREA, FLOOR AREA, LOT COVERAGE, OR VEHICULAR USE AREA AS FOLLOWS.

a. **IF THE EXPANSION IS LESS THAN 50%, THE STANDARDS OF THIS SECTION APPLY ONLY TO THE PROPOSED EXPANSION. EXISTING DEVELOPMENT ON THE SITE IS SUBJECT TO THE ZONING STANDARDS IN EFFECT AT THE TIME THE EXISTING DEVELOPMENT RECEIVED ZONING APPROVAL.

**PER THE ABOVE STANDARDS, IF THE PARKING AREA REQUIRES 4 OR MORE PARKING SPACES TO BE PROVIDED FOR THE NEW GFA PROVIDE, THE A SHADE TREE WILL BE REQUIRED AT THE RATIO OF 1 TREE PER 4 PARKING SPACES.

SEE UDC 7.6.4.B Vehicular Use Areas
The standards in this Section 7.6.4.B apply to all developments that provide more than four motor vehicle parking spaces, except as provided in Section 7.6.4.B.1.c, Exemptions.

1. Canopy Trees in Vehicular Use Areas

a. General Standards
Within a vehicular use area, one canopy tree is required for each of the four motor vehicle parking spaces or fraction thereof.
(1) The canopy trees must be evenly distributed throughout the vehicular use area. Every parking space must be located within 40 feet of the trunk of a canopy tree (as measured from the center of the tree trunk).
(2) Fifty percent of the trees required for landscape borders located within ten feet of the paved portion(s) of a vehicular use area may be counted towards both the minimum parking lot canopy tree standard and the landscape border canopy tree standard.
(3) An unpaved planting area, which must be a minimum of 34 square feet in area and four feet in width, must be provided for each canopy tree.

Thank you.
Chad Keller, RLA
Landscape Architect
chad.keller@tucsonaz.gov
520.837.4923
02/19/2026 Site Zoning Standard REQUIRES RESUBMIT CDRC TRANSMITTAL

FROM:
Bobby Parsons
PDSD Zoning Review Section

PROJECT:
450 S. Toole Ave. Tucson, AZ 85701
Development Package (2nd Review)
TD-DEV-1025-00274

TRANSMITTAL DATE: 2/19/2026
DUE DATE: 2/17/2026

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

Section 3.3.3.G.5.c UDC, An applicant has one year from the date of application to obtain approval of a site plan that complies with zoning and other development requirements in effect at the time of application, unless an ordinance adopted by Mayor and Council during this period states otherwise. A site plan application that has been in review for a period of one year and has not yet been approved is considered denied. To continue the review of a site plan for the property, a new site plan must be submitted that complies with regulations in effect at the time of re-submittal. The new submittal initiates a new one-year review period. One year Expiration date is November 17, 2027.

SECTION 2-06.0.0: DEVELOPMENT PACKAGE (TENTATIVE PLATS AND SITE PLANS)

CONTENT REQUIREMENTS

2-06.4.7 - General Notes
The following general notes are required. Additional notes specific to each plan are required where applicable.

Zoning and Land Use Notes

2-06.4.7.A.4 - Identify the existing and proposed use of the property as classified per the UDC. List all UDC sections applicable to the proposed uses.

1. COMMENT: 2-06.4.7.A.4 – Previous comment 5 not addressed. Clearly identify the existing and proposed use of the property as classified per the Unified Development Code and list all Use Specific Standards associated with the proposed use (UDC Table 4.8-5).

2-06.4.9 - Information on Proposed Development
The following information on the proposed project shall be shown on the drawing or added as notes.

2-06.4.9.H.5.a - Show all motor vehicle off-street parking spaces provided, fully dimensioned. As a note, provide calculations on the number of spaces required (include the ratio used) and the number provided, including the number of spaces required and provided for the physically disabled. The drawing should indicate parking space locations for the physically disabled. A typical parking space detail shall be provided for both standard parking spaces and those for the physically disabled. For information on parking requirements for the physically disabled, refer to adopted building and accessibility codes of the City of Tucson. Design criteria for parking spaces and access are located in Section 7.4.6, Motor Vehicle Use Area Design Criteria, of the UDC.

2. COMMENT: 2-06.4.9.H.5.a – Follow up to previous comment 16: The provided parking calculations are incorrect. Per UDC Table 7.4.4-1, wireless communication is parked at a ratio of 1/300 sf GFA. Please update accordingly. Please clearly label and show the required onsite parking for maintenance vehicles.

2-06.4.9.H.5.d - Show bicycle parking facilities fully dimensioned. For specifics, refer to Section 7.4.9, Bicycle Parking Design Criteria, of the UDC. Provide, as a note, calculations for short and long term bicycle spaces required and provided.

3. COMMENT: 2-06.4.9.H.5.d – Follow up to previous comment 18: Based on the proposed use of Commercial – Wireless Communication, bicycle parking is as follows: 2 short term required and 2 long term required. Please update the calculations and site plan to show these spaces (UDC Table 7.4.8-1).

2-06.4.9.Q - Provide the square footage and the height of each commercial, industrial, or business structure and the specific use proposed within the footprint of the building(s).

4. COMMENT: 2-06.4.9.Q – Previous comment 21 not addressed: Please provide the information within the footprint of the buildings as noted by the standard above including proposed use as defined per the Unified Development Code.

***For additional information on the any standard presented in this memo, please refer to the City of Tucson “Unified Development Code” – Administrative Manual Section 2-06 or Technical Standards noted in the comments. https://www.tucsonaz.gov/pdsd/all-codes-plans-determinations

If you have any questions about this transmittal, Contact Bobby Parsons at Robert.Parsons@tucsonaz.gov.

RESUBMITTAL OF THE FOLLOWING IS REQUIRED: Revised development package and comment response letter. To resubmit visit Tucson Development Center at https://tdc-online.tucsonaz.gov/#/home.
Instructions for resubmittal - https://www.tucsonaz.gov/files/pdsd/website/Resubmittals.pdf
02/20/2026 ROW Engineering Review Standard REVIEW COMPLETED