# Utah Public Procurement Place U3P #26-04075

UTA market research for TRAX light rail signaling and train control modernization

**Posted:** November 13, 2026
**Respond By:** December 24, 2026
**Identifier:** 26-04075
**NAICS:** 541330, 541512

UTA is seeking industry input to plan a future modernization of signaling and train control for its TRAX light rail system.
- **Government buyer:** Utah Transit Authority (UTA), including its Systems Engineering function; Salt Lake City, Utah.
- **Opportunity type:** Non-binding request for information and market research, not a formal purchase solicitation; no award is anticipated from this notice.
- **OEMs named:** **Siemens** (S70 and SD100/160 light rail vehicles) and **Stadler** (CityLink vehicles identified as planned future rolling stock). No prospective signaling-system vendor is named.
- **Areas of interest:** Modernization options for automatic train operation and protection, transit signal priority, bi-directional signaling, dark territory, signal compliance, speed enforcement, collision and work-zone protection, interlocking, onboard and wayside equipment, back-office systems, and network communications.
- **Important requirements and considerations:** Support safe, reliable service; address aging equipment and obsolescence; integrate with legacy and future rolling stock; and explain delivery and migration approaches, implementation risks and schedules, general cost considerations, operations and maintenance, workforce training, and relevant lessons learned. Coordination with freight operations and cybersecurity are also in scope.
- **Products, quantities, and part numbers:** None specified. UTA is gathering information rather than requesting defined products or services.
- **Response considerations:** A signed non-disclosure agreement is required to review UTA system information; detailed customized pricing is discouraged.

### Description

The Utah Transit Authority is seeking industry information on technologies and approaches to modernize signaling and train control on its TRAX light rail system. Responses should address areas including safety, bi-directional signaling, dark territory, obsolete equipment, communications, cybersecurity, implementation and maintenance. UTA may use the information to support long-term planning and future procurement, and may interview respondents. This is a non-binding market research RFI, not a formal solicitation, and no award will result.

[View original listing](https://utah.bonfirehub.com/opportunities/261720)