? 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.
Scarborough Subway Extension advance tunnel
Scarborough Subway Extension — Advance Tunnel (Strabag)
Awarded to STRABAG — Metrolinx now holds 2 positions with this supplier.
Every fact on this page is free. Exact values, dates, award detail and the procurement route open in the Canada edition — one edition is free with one email. Open your free edition · Open this record in the Atlas
- Buyer
- Metrolinx
- Where
- Ontario · Toronto
- Segments
- Civil works
- Technology areas
- Track & civil
- Status
- In execution — Awarded May 2021 with construction from June 2021
- Value band
- $500m–1bn
- Currency
- CAD
- Key dates (month)
- RFQ issued March 2020 · Shortlist August 2020 · RFP issued August 2020 · Award May 2021 · Construction start June 2021
Next step
Recorded award: STRABAG — Scarborough Subway Extension advance tunnel (25 May 2021)
Withheld in the free surface
- Full scope
- Exact value
- How the figure was arrived at
- Key dates (5)
- Published bidders
Full detail withheld: 5 fields. In the Canada edition · See a fully open example
2 sources · all primary
- ● Infrastructure Ontario · Scarborough Subway Extension — Advance Tunnel (project page) (published 2026 · checked 2026-09-12)
- ● Infrastructure Ontario · Contract awarded for the Scarborough Subway Extension advance tunnel project — fixed price C$757.1m to Strabag (published 2021-05-25 · checked 2026-09-12)
Related tenders
Same buyer first, then the same segment in this market.
| Tender | Buyer | Status | Value band | Next key date |
|---|---|---|---|---|
| GO Expansion ONxpress electrification signalling civils | Metrolinx | Awarded | value not published | |
| Ontario Line rolling stock operations maintenance | Metrolinx | In execution | C$9 billion | |
| Ontario Line southern civil stations tunnel | Metrolinx | In execution | over $1bn | Awarded November 2022 |
Show all 6 related tenders
| Tender | Buyer | Status | Value band | Next key date |
|---|---|---|---|---|
| Ontario Line Pape tunnel underground stations | Metrolinx | In execution | over $1bn | Published April 2023 |
| Scarborough Subway Extension stations rail systems | Metrolinx | In execution | over $1bn | Published February 2022 |
| Yonge North Subway Extension advance tunnel | Metrolinx | In execution | over $1bn | Awarded August 2025 |
Browse: the Atlas · Canada · players · events
Compiled by Watchtower to editorial standards the Managing Partner sets and enforces. Public record only — every datum carries its source.