City of Stockton - Professional Support Services for D4 Traffic Controller System - WT15022 (2026)
City of StocktonCity · Stockton, CA- Due
- Oct 9, 2026
- Deadline passed
- Posted
- Sep 10, 2026
- Contract term
- 5 years
- Primary contact
- Yuriy Honcharuk
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THE 30-SECOND BRIEF
The City of Stockton Public Works Department is seeking professional support services for the D4 traffic signal controller software under City Project No. WT15022. The scope of work includes D4 maintenance and updates, access to D4 Utilities software with over-the-air updates, 24/7 email support, phone support from 8 AM to 4 PM PST Monday through Friday, biennial in-person D4 training, annual remote training, and communication of the City's interests for future D4 software development. The system currently operates on more than 300 traffic signals and HAWK beacons using Siemens/Yunex M60 and McCain EX2 controllers managed by a KITS Central Traffic Management system. Proposals are due by October 9, 2026, at 11:55 PM, with written questions due by October 5, 2026. The contract term is 5 years. Required qualifications include familiarity with NEMA traffic signal cabinets, D4 operating system, and a City of Stockton business license.
D4 maintenance and updates; Access to D4 Utilities software; On-call user support; Biennial in-person D4 training; Annual remote training on newly released or modified D4 features; Communication of the City's interests for future development of D4
Understanding of Work (10), Experience with similar kinds of work (30), Qualifications of Proposed Team (25), Project Approach (20), Cost Proposal (15)
SUMMARY
The City of Stockton Public Works Department is seeking professional support services for the D4 traffic signal controller software under City Project No.
WT15022. The scope of work includes D4 maintenance and updates, access to D4 Utilities software with over-the-air updates, 24/7 email support, phone support from 8 AM to 4 PM PST Monday through Friday, biennial in-person D4 training, annual remote training, and communication of the City's interests for future D4 software development. The system currently operates on more than 300 traffic signals and HAWK beacons using Siemens/Yunex M60 and McCain EX2 controllers managed by a KITS Central Traffic Management system. Proposals are due by October 9, 2026, at 11:55 PM, with written questions due by October 5, 2026. The contract term is 5 years. Required qualifications include familiarity with NEMA traffic signal cabinets, D4 operating system, and a City of Stockton business license.
EVALUATION CRITERIA
REQUIRED DELIVERABLES
6- D4 maintenance and updates
- Access to D4 Utilities software
- On-call user support
- Biennial in-person D4 training
- Annual remote training on newly released or modified D4 features
- Communication of the City's interests for future development of D4
REQUIRED ATTACHMENTS
6- Department of Industrial Relations Labor Compliance Self-Certification Form
- Title VI Self-Certification Form
- Non-Collusion Declaration Form
- Proof of DIR registration
- Business license
- Insurance certificate
- Submit to
- [email protected]
- Scope location
- Stockton, CA
Questions about this RFP
How do I respond to this RFP from City of Stockton?
Review the full solicitation document for submission requirements, evaluation criteria, and deadlines. The submission deadline is October 9, 2026. The solicitation specifies required deliverables that must be addressed in your response. Be sure to include all required attachments as outlined in the solicitation. Submissions should be delivered to: [email protected]. For questions, contact Yuriy Honcharuk.
Can small businesses or minority-owned firms bid on this RFP?
Most government agencies, including City of Stockton in CA, encourage participation from small businesses, minority-owned, women-owned, and disadvantaged business enterprises (MBE/WBE/DBE). Check the full solicitation for any small business participation goals.
What happens after the RFP submission deadline?
After the deadline, the issuing agency reviews all submissions against the stated evaluation criteria. This typically includes a compliance check, technical evaluation, cost analysis, and may involve oral presentations with shortlisted vendors.
Can I ask questions about this solicitation before submitting?
Yes, most solicitations allow vendors to submit questions during a designated period. The primary contact is Yuriy Honcharuk. Questions and answers are typically shared with all prospective bidders.
What are the key deliverables?
The solicitation specifies the following deliverables: D4 maintenance and updates; Access to D4 Utilities software; On-call user support; Biennial in-person D4 training; Annual remote training on newly released or modified D4 features; Communication of the City's interests for future development of D4. Proposals should clearly address how each deliverable will be met.
Can I search RFPs like this in ChatGPT or Claude?
Yes. Civic IQ has an MCP server that connects ChatGPT, Claude and other AI assistants to live Civic IQ data: open RFPs, pre-RFP signals from public meetings, awarded contracts and agency decision-makers across 100,000+ US public agencies. Add https://beta.mcp.civiciq.com/mcp as a connector (in ChatGPT under Settings > Apps & Connectors, in Claude under Settings > Connectors) and sign in with a free Civic IQ account at civiciq.com/mcp.
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What are the evaluation criteria for this solicitation?
This solicitation includes specific evaluation criteria that will be used to score proposals. The criteria include: "Understanding of Work (10), Experience with similar kinds of work (30), Qualifications of Proposed Team (25), Project Approach (20), Cost Proposal (15)" Vendors should carefully align their proposals with each criterion to maximize their score.
Where can I find more RFPs from City of Stockton?
All active and historical solicitations from City of Stockton are tracked and searchable. As a city agency, City of Stockton regularly publishes solicitations. Visit the agency profile to see current open bids, past contracts, vendor relationships, and decision-maker contacts.
What is the contract term for this solicitation?
The anticipated contract term is 5 years. Contract terms may include renewal options.
What documents are required to bid on this RFP?
Requirements vary by solicitation, but common documents include a technical proposal, cost/price proposal, proof of insurance, relevant certifications, past performance references, and any forms specified in the solicitation. This solicitation specifically requires the following attachments: Department of Industrial Relations Labor Compliance Self-Certification Form, Title VI Self-Certification Form, Non-Collusion Declaration Form, Proof of DIR registration, Business license, Insurance ce. Review the full document from City of Stockton for the complete list.
What is the scope of this project?
This solicitation defines a specific project scope. The scope covers the following locations: Stockton, CA. Review the full solicitation for detailed scope requirements.