Nightly Engineering Investigation on HWY 401 Eastbound Collector Off-ramp at HWY 427, Toronto.
★ Quick facts
- Location
- At HWY 427
- Start date
- Tue, Sep 15, 2026 · 11:00 PM
- End date
- Wed, Sep 16, 2026 · 5:00 AM
- Lanes affected
- 1 Right Lane(s)
- Severity
- Heavy
- Source
- Ontario 511Event ID 304935
Traffic context
Traffic on Tue, Sep 15, 2026
This closure is one part of the day. The daily brief shows the event load, other road work, and the likely busy window from the same calendar data.
- Day status
- Heavy
- Busy window
- Arrival pressure likely builds 5:30 PM to 8:30 PM.
- Main signal
- Jays at Rogers Centre + Dermot Kennedy: The Weight of the Woods Tour + Toronto International Film Festival (TIFF)
- Jays vs Tigers
- Dermot Kennedy: The Weight of the Woods Tour
- Toronto International Film Festival (TIFF)
What's affected
HWY 401 (Eastbound) at HWY 427 is impacted by construction work. The source lists affected lanes as: 1 Right Lane(s).
Corridors to compare: Highway 7 runs east–west north of the 401, while the 407 ETR is a tolled east–west highway. Avenue Road, Yonge Street, and Eglinton Avenue are signalized local corridors. Which one wins depends on the day — check a live map before you leave.
Same-day events
- Toronto Blue Jays vs Detroit Tigers
Sep 15 · Rogers Centre
- Dermot Kennedy: The Weight of the Woods Tour
Sep 15 · RBC Amphitheatre
- Toronto International Film Festival (TIFF)
Sep 15 · TIFF Bell Lightbox / Various
- Robyn - The Sexistential Tour
Sep 15 · Scotiabank Arena
- Barrie Construction
Sep 15 · Toronto transit
- Toronto Blue Jays vs Detroit Tigers
Sep 16 · Rogers Centre
- Bryson Tiller Presents: The Neo Trapsoul Tour
Sep 16 · RBC Amphitheatre
- Toronto International Film Festival (TIFF)
Sep 16 · TIFF Bell Lightbox / Various