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Union Station tunnel rehabilitation
Union Station tunnel rehabilitation on MetroLink: replacement of an 1890s tunnel, with design services and track works under way
Every fact on this page is free. Exact values, dates, award detail and the procurement route open in the United States edition — one edition is free with one email. Open your free edition · Open this record in the Atlas
- Buyer
- Bi-State Development (Metro Transit St. Louis)
- Where
- Missouri · St. Louis
- Segments
- Track, Civil works
- Technology areas
- Track & civil
- Status
- In execution — Tunnel rehabilitation is under way, with work expected to continue until winter 2028.
- Value band
- $25–100m
- Currency
- USD
- Key dates (month)
- Project start 2025 · Board design modification May 2026 · Works expected to continue until 2028
Status in full
Read more
Tunnel rehabilitation is under way, with work expected to continue until winter 2028. Single-tracking operates on weekday and Saturday evenings.
Next step
Withheld in the free surface
- Full scope
- Exact value
- How the figure was arrived at
- Key dates (3)
- Published bidders
- Note on the figure
Full detail withheld: 6 fields. In the United States edition · See a fully open example
4 sources · all primary
- ● Metro Transit St. Louis: Union Station Tunnel Rehabilitation project page · Project page: major rehabilitation and replacement of a tunnel built in the 1890s; started early 2025; ongoing. (published 2026 · checked 2026-10-07)
- ● Metro Transit St. Louis: Infrastructure Projects · Major MetroLink projects list: Union Station Tunnel Rehabilitation (work to winter 2028), LRV replacement, MidAmerica Airport extension (St. Clair County Transit District project), fare system, station enhancements, JJK Center platform and bus loop (contractor selection late 2026). (published 2026 · checked 2026-10-07)
- ● Bi-State Development: Board of Commissioners special meeting materials, 26 March 2026 · Board packet with the draft FY2027 Operating and Capital Budget (Resolution 1470): three-year capital budget FY2027-FY2029, project-type summary, Union Station Tunnel line. Retrieved with a browser user-agent. (published 2026-03-26 · checked 2026-10-07)
- ● Bi-State Development: Board of Commissioners open meeting materials, 12 June 2026 · Board packet containing the open-session minutes of 14 May 2026: Resolution 1491 (sole-source, Union Station tunnel track rehabilitation, KCI Construction), Resolution 1492 (Millstone Weber, McDonnell Boulevard tunnel track), Resolution 1485 (Modjeski & Masters design modification), budget status and Green Line BRT remarks. Retrieved with a browser user-agent. (published 2026-06-12 · checked 2026-10-07)
Related tenders
Same buyer first, then the same segment in this market.
| Tender | Buyer | Status | Value band | Next key date |
|---|---|---|---|---|
| Union Station tunnel track rehabilitation (KCI) | Bi-State / Metro | Awarded | $5–25m | |
| MetroLink Siemens light rail vehicle replacement | Bi-State / Metro | In execution | $100–500m | |
| Bi-State FY2027-29 capital programme (draft) | Bi-State / Metro | Planned | $500m–1bn |
Show all 6 related tenders
| Tender | Buyer | Status | Value band | Next key date |
|---|---|---|---|---|
| FTA state of good repair grant MO-2022-030 | Bi-State / Metro | In execution | $25–100m | |
| MetroLink Secure Platform design services (HNTB) | Bi-State / Metro | In execution | $5–25m | |
| Green Line programme management, BRT redesign | Bi-State / Metro | In execution | $5–25m |
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