ConstructionWed, Nov 4, 2026 – Thu, Nov 5, 2026HWY 401 (Westbound)
Continuous Engineering Investigation on HWY 401 Westbound Express between YONGE ST and AVENUE ROA…
Construction · Wed, Nov 4, 2026 – Thu, Nov 5, 2026
★ IMPACT 4/5 · ★ SOURCE-BACKED CLOSURE RECORD
★ Quick facts
- Location
- Between YONGE ST and AVENUE ROAD
- Start date
- Wed, Nov 4, 2026 · 10:00 PM
- End date
- Thu, Nov 5, 2026 · 5:00 AM
- Lanes affected
- 2 Left Lane(s)
- Severity
- Heavy
- Source
- Ontario 511Event ID 321777
Traffic context
Traffic on Wed, Nov 4, 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
- Likely busiest 7 AM to 8 PM as traffic factors overlap with afternoon rush hour.
- Main signal
- JOURNEY + TTC Line 1 (Yonge-University)
- Lake Shore Blvd W
- JOURNEY
- TTC Line 1 (Yonge-University)
What's affected
HWY 401 (Westbound) between YONGE ST and AVENUE ROAD is impacted by construction work. The source lists affected lanes as: 2 Left 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
- JOURNEY - Final Frontier Tour (An Evening With)
Nov 4 · Scotiabank Arena
- MAVADO & Friends Live
Nov 5 · Scotiabank Arena
Plan ahead
Read next
★ RoadHighway 401 statusSegment-level closures, long-running restrictions, and upcoming work.read →★ DayTraffic on Nov 4Same-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 →★ RouteDriving from Mississauga?Check how this road fits into the full route into Toronto.read →★ RouteDriving from Kitchener?Check how this road fits into the full route into Toronto.read →★ RouteDriving from Brampton?Check how this road fits into the full route into Toronto.read →