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9.C.
City Council Draft Agenda
Meeting Date:
02/03/2026
From:
David Nixon, Engineering Project Manager

TITLE:

Consideration and Approval of Cooperative Purchase Contract: cooperative purchase contract with CS Construction, Inc. for Construction Services at the Woody Mountain Rd. and West Route 66 Traffic Signal Project (“the Project”) in the amount of $574,500.00.
 

STAFF RECOMMENDED ACTION:

  1. Approve the Cooperative Purchase Contract with CS Construction, Inc. (“Contractor”) for Construction Services in the amount of $574,500.00 and a contract time of (150) calendar days;
  2. Approve a contract allowance of $43,087.50, which is 7.5% of the Cooperative Purchase Contract amount;
  3. Approve Change Order Authority to the City Manager in the amount of $57,450.00 (10% of the contract amount, less allowances); and
  4. Authorize the City Manager to execute the necessary documents.

Executive Summary:

The Cooperative Purchase Contract award in the amount of $574,500.00 to the Contractor will complete the Project, which generally consists of installing a temporary span-wire traffic signal at the existing three-way intersection at Woody Mountain Rd. and West Route 66. This intersection currently has no signalization in place. Additional work will include adding dark sky-compliant luminaires at each corner of the intersection, as well as push-button pedestrian controls mounted on square posts.

The Project is currently at the 60% design stage. Approval of the Cooperative Purchase Contract will allow the Contractor to place orders for long lead items such as the traffic signal poles, which have a lead time of up to 19 weeks after submittals are approved. Completion of the traffic signal is anticipated in June 2026. The City will be required to operate and maintain the span-wire signal. An IGA for the operation and maintenance with the Arizona Department of Transportation ("ADOT") will be brought to City Council for approval prior to completion of the Project.


The Arizona State Legislature passed Senate Bill 1737, which appropriated $1,900,000 to be distributed to the City for the design and construction of a traffic signal at the intersection of Woody Mountain Rd. and West Route 66. On October 7, 2025, the City Council reviewed and adopted resolution 2025-47 to accept the $1,900,000. The City has received the $1,900,000 and any excess funds left over will be used for other improvements along the West Route 66 corridor.

Financial Impact:

  • This Project is funded by the Senate Bill appropriations in the amount of $1,900,000. The Project account number is 048-10-119-3631-6.
     
  • This Project was not budgeted as part of the FY2025-26 budget. Budget appropriations from the Butler Avenue Complete Streets Conversion project and the West Route 66 project will be reallocated from the West Route 66 project in the amount of $900,000 in FY2025-26. The budget appropriations reallocation will not have any impact on the timing of these projects.

Policy Impact:

An award of this Cooperative Purchase Contract for Construction Services supports the Transportation Department’s goals of satisfying the desires and needs of the public and supports the goals of the Active Transportation Master Plan.

Previous Council Decision or Community Discussion:

On October 7, 2025, the City Council approved Resolution 2025-47, thereby, entering into an IGA with the State of Arizona to accept the $1,9000,000 and complete the Project.

Options and Alternatives to Recommended Action:

  1. Approve the Cooperative Purchase Contract for Construction Services as recommended.
  2. Reject the proposed contract. This action would delay the Project. If rejection occurs, possible options include:
    1. Complete the Project at a later date; or
    2. Suspend or cancel the Project and potentially return the $1,900,000 to the State.

Background and History:

The area of Woody Mountain Rd. and West Route 66 has seen significant development and has been studied a number of times through various adjacent transportation impact analysis. Each development project continues to build traffic volumes at this location, pushing the intersection to meet traffic signal warrants based on total entering intersection volume. The City and ADOT continue to receive citizen concerns about this location along with the Railroad Springs Blvd. and the Thompson St. intersections along West Route 66. MetroPlan identified the Project location as a near-term traffic signal and a long-term roundabout controlled intersection in their recently published West Route 66 Operational Analysis.

The City’s Purchasing Section has identified this contract with CS Construction, Inc. under a cooperative purchase contract with the City of Scottsdale Job Order Contract NO. 2025-006-COS.

Key Considerations:
Several single and multi-family developments have recently been completed or are under construction in this area. The Project will be completed before the LIV Timber Sky project, a proposed 13.01 Acre high density residential community at the southwest corner of Woody Mountain Rd. and West Route 66. All efforts will be made to coordinate the traffic signal placement with the developer.

Expanded Financial Considerations:
  • The Project will be funded is 100% funded by the State through an Intergovernmental Agreement (IGA) between the Arizona Department of Transportation (ADOT) and the City of Flagstaff; ADOT CAR No.:  IGA 25-0011189-I / AG Contract No.: P0012025000602. 
  • Budget Source: 2025 Legislative Appropriation Transportation Projects: General Fund (Laws 2025, 1st Regular Session, Chapter 235 Senate Bill 1737)  Appropriation No.:  2025 DT54060. 
  • Temporary signal and no crosswalk planned in this Project - consideration for future budgeting to include additional improvements in the area.

Community Benefits and Considerations:
The Community benefits of this Project include a safer intersection and an improved pedestrian crossing.

Connection to PBB Priorities and Objectives:

  • Safe & Healthy Community:  Ensure the built environment is safe through the use of consistent standards as well as best practices for building and land use.
  • Inclusive and Engaged Community:   Enhance the City’s involvement in community, education, and regional partnerships to strengthen the level of public trust.
  • Sustainable and Innovative Infrastructure:  Utilize existing long-range plans that identify the community’s future infrastructure needs and all associated costs.
  • Sustainable and Innovative Infrastructure:  Provide, manage, and maintain effective infrastructure for multimodal and active Transportation.

Connection to Regional Plan:

Transportation System Goal; 
Policy TS.2: 
Work to achieve zero serious and fatal injuries on roads and streets in the Region.

Policy TS.4:  Design all roads to accommodate all people safely and where appropriate, include art; contextual landscaping; pedestrian, bicycle, and transit facilities; and appropriate architectural features.

Connection to Carbon Neutrality Plan:

Not applicable.

Connection to 10-Year Housing Plan:

Not applicable.

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