ConstructionThu, Oct 8, 2026 – Fri, Oct 9, 2026HWY 409 (Westbound)
Nightly Construction on HWY 409 Westbound between 401 and HWY 427, Toronto.
Construction · Thu, Oct 8, 2026 – Fri, Oct 9, 2026
★ IMPACT 3/5 · ★ SOURCE-BACKED CLOSURE RECORD
Ended record
This closure record has ended. Use the current status pages for active road work and upcoming closures.
★ Quick facts
- Location
- Between 401 and HWY 427
- Start date
- Thu, Oct 8, 2026 · 9:00 PM
- End date
- Fri, Oct 9, 2026 · 6:00 AM
- Lanes affected
- 2 Alternating Lane(s)
- Severity
- Heavy
- Source
- Ontario 511Event ID 316417
Traffic context
Traffic on Thu, Oct 8, 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
- Plan ahead
- Busy window
- 9 AM to 4 PM
- Main signal
- TTC Line 2
- Dufferin St
- TTC Line 2
What's affected
HWY 409 (Westbound) between 401 and HWY 427 is impacted by construction work. The source lists affected lanes as: 2 Alternating Lane(s).
Same-day events
- Brand New
Oct 9 · Coca-Cola Coliseum
Plan ahead
Read next
★ RoadHighway 409 statusSegment-level closures, long-running restrictions, and upcoming work.read →★ DayTraffic on Oct 8Same-day events and other road restrictions around this closure.read →★ ClosuresToronto closures todayBrowse active and upcoming construction records.read →★ WeekendThis weekend's closuresSee this closure beside events, transit work, and other road restrictions.read →