Tender · In execution
? How to use this page
How to use a tender page
- What is being bought, for how much, and what happens next.
- Next step tells you the procedure and where the notice is; Watch to follow deadlines and the award.
- Full scope, exact values, dates and bidders open with this market's edition, with a calendar export.
Tower 1 Interlocking South Station Early Action
Tower 1 Interlocking early action at South Station - signals, switches, track and generators serving MBTA and Amtrak
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
- Massachusetts Bay Transportation Authority
- Where
- Massachusetts · Boston
- Segments
- Signalling, Track
- Technology areas
- Signalling & train control, Track & civil
- Status
- In execution — Construction phase in the FY27-31 CIP with funding programmed for FY27-31; the work is early action for the South Station Expansion project.
- Value band
- $100–500m
- Currency
- USD
- Key dates (month)
- Cip approved May 2026
Next step
Withheld in the free surface
- Full scope
- Exact value
- How the figure was arrived at
- Key dates (1)
- Published bidders
Full detail withheld: 5 fields. In the United States edition · See a fully open example
2 sources · all primary
- ● Massachusetts Bay Transportation Authority · FY27-31 Capital Investment Plan (CIP), Final - July 2026 (128-page book and project list) (published 2026-07 · checked 2026-09-13)
- ● Massachusetts Bay Transportation Authority (Board of Directors) · Fairmount Line Zero Emissions Project - manufacturer and financier selection, 28 May 2026 (published 2026-05-28 · checked 2026-09-13)
Related tenders
Same buyer first, then the same segment in this market.
| Tender | Buyer | Status | Value band | Next key date |
|---|---|---|---|---|
| MBTA Red Orange Line Cars CRRC | MBTA | In execution | over $1bn | Awarded December 2014 |
| MBTA Green Line Type 10 Light Rail | MBTA | In execution | $500m–1bn | |
| MBTA Green Line Type 10 Option Cars | MBTA | Planned | $500m–1bn |
Show all 6 related tenders
| Tender | Buyer | Status | Value band | Next key date |
|---|---|---|---|---|
| Green Line B Branch Accessibility Improvements | MBTA | Bids closed | $25–100m | |
| North Station Draw One Bridge Replacement | MBTA | In execution | over $1bn | Awarded March 2026 |
| Symphony Station Accessibility and State-of-Good-Repair | MBTA | In execution | $100–500m | Completion June 2026 |
Browse: the Atlas · United States · players · events
Compiled by Watchtower to editorial standards the Managing Partner sets and enforces. Public record only — every datum carries its source.