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Permit Number: TD-DEV-0325-00071
Parcel: 119281300

Review Status: In Review

Review Details: DEVELOPMENT PACKAGE NEW v.3

Permit Number - TD-DEV-0325-00071
Review Name: DEVELOPMENT PACKAGE NEW v.3
Review Status: In Review
Review Date Reviewer's Name Type of Review Description Status Comments
03/06/2026 NPPO Standard APPROVED
N/A CDRC Post Review Express PENDING ASSIGNMENT
N/A Design Review Standard PENDING ASSIGNMENT
N/A External Reviewers - COT Environmental Services Standard PENDING ASSIGNMENT
N/A External Reviewers - Pima County Addressing Standard PENDING ASSIGNMENT
N/A ROW Engineering Review Standard PENDING ASSIGNMENT
N/A Site Zoning Standard PENDING ASSIGNMENT
03/06/2026 Site Engineering Standard REQUIRES RESUBMIT Permit Activity Number: TD-DEV-0325-00071 (2nd Review)
Project: Tentative Plat, Grading Plan, and related submittals for Single-Family residential subdivision
Location: 2980 S LA CHOLLA BL
Review Date: 3/5/2026
Reviewer: Marco Contreras – Engineering Associate - Site Engineering
Related Cases: TP-PRE-0523-00209
*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 Standards Manual (TSM) Section for waste management, Pedestrian Access, Hydrology -Retention/Detention Requirements, and all site standard code. *
City of Tucson Code: https://www.tucsonaz.gov/Departments/Planning-Development-Services/Codes
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 Review Comments:
1. Provide the Zoning and Land Use General Note: “All new public roads within and adjacent to this project will be constructed in accordance with approved plans. Construction plans will be submitted to the City Engineer’s Office for review and approval.” AM 2-06.4.7.C.1
2. As this subdivision proposed drainage improvements and work associated with regulatory flows, it will be required that a floodplain use (FPU) permit be submitted for the work within a floodplain. This is an entirely separate permit that can be submitted for within the sub-records of this development package permit. For the FPU permit submission, please provide the plan set as well as the corresponding drainage report.
a. Provide the Floodplain Use case number, when created, adjacent to the related cases section of the cover sheet.




Drainage Comments:
3. In compliance with AM 2-06.4.8.I
a. Provide the WSEL contour cross sections associated with all floodplains/washes on the grading plan sheets.
b. The CFS rates should also be denoted entering and leaving the “Site” on the grading sheets as well. Similar to how they are shown in the Drainage report.
4. Basins designed for 100-year water depths of 2 feet or greater and with side slopes steeper than 4:1 shall have a security barrier at all locations where side slopes are steeper than 4:1. Security barriers shall meet the requirements found in Section 4.11. DSSDR 4.4.1.5 Demonstrate this for Basin 2 & 3.
5. In compliance with TSM 4-02.2.4 identify and delineate the regulated areas and the protected riparian area on the property.
a. Ensure to also delineate the top of bank of all associated watercourses/washes
6. When basins are located to accept flows from predominantly natural areas, sediment basins shall be required at inlets. The configuration and volume of the sediment basin shall be determined by an engineer registered in the State of Arizona DSSDR 4.3.1.6. Demonstrate this for all basins.
7. Basins shall have a minimum of 1 sediment level measurement device, which can be incorporated into the weir or the side slope, or constructed as a separate stand-alone device. The device(s) shall be located where sediment is likely to accumulate. DSSDR 4.4.1.4 Demonstrate this for all Basins.
8. As-Built plans for all drainage grading and infrastructure will be required prior to final. DSSDR 11.2.2.3

Drainage Report Comments:
9. Provide An inspection and maintenance protocol including frequency of inspection, a checklist of items to be inspected and recommended maintenance when an inspection identifies a maintenance requirement shall be prepared by an Arizona registrant should be included at the end of the provided drainage report. DSSDR 4.1.1. This should be included within the drainage report.

FOR PERMIT RESUBMISSION, IT IS REQUIRED THAT: Corrected/Revised Plan set and a detailed response letter document that clearly shows how you addressed all of Site Engineering’s and other reviewers’ comments for the completed review cycle.
If you have any questions or concerns, please contact Marco Contreras at Marco.contreras@tucsonaz.gov
03/06/2026 Site Landscape Standard REQUIRES RESUBMIT PLANNING AND DEVELOPMENT SERVICES DEPARTMENT
REVIEWER: CHAD KELLER, RLA
SITE LANDSCAPE/NATIVE PLANT PRESERVATION SECTION

PROJECT: CASAS OESTES - TENTATIVE PLAT, GRADING PLAN, AND RELATED SUBMITTALS
ACTIVITY NO: TD-DEV-0325-00071
PRE-APPLICATION NO: TP-PRE-0523-00209
ADDRESS: 2980 S LA CHOLLA BL
ZONING: MH-1 MOBILE HOME ZONE
LAND USE: FLEXIBLE LOT DEVELOPMENT (FLD)
REVIEW #2
03.06.2026

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. All previous comments have been addressed for site landscape and NPPO. City Site Engineering comments may require updates to the overall linework on site. If this is the case, then please coordinate the landscape plans to have identical line work throughout the plan set.

Thank you.
Chad Keller, RLA
Landscape Architect
chad.keller@tucsonaz.gov
520.837.4923
03/04/2026 Commercial Plumbing Standard REVIEW COMPLETED