Road closureMon, Aug 10, 2026 – Wed, Aug 12, 2026HWY 401 (Westbound)
Nightly Construction on HWY 401 Westbound Transfer at HWY 404, Toronto.
Road closure · Mon, Aug 10, 2026 – Wed, Aug 12, 2026
★ IMPACT 3/5 · ★ SOURCE-BACKED CLOSURE RECORD
★ Quick facts
- Location
- At HWY 404
- Start date
- Mon, Aug 10, 2026 · 11:30 PM
- End date
- Wed, Aug 12, 2026 · 5:00 AM
- Lanes affected
- ALL LANES CLOSED
- Severity
- HeavyFull ramp closure
- Source
- Ontario 511Event ID 284171
Traffic context
Traffic on Mon, Aug 10, 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
- Severe
- Busy window
- Likely busiest 7 AM to 5 PM as traffic factors overlap with afternoon rush hour.
- Main signal
- Jays at Rogers Centre + National Bank Open Toronto + TTC Line 1 (Yonge-University)
- Jays vs Sox
- National Bank Open Toronto
- Queen St E
What's affected
HWY 401 (Westbound) at HWY 404 is impacted by a full ramp closure. The source lists affected lanes as: ALL LANES CLOSED.
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 Boston Red Sox
Aug 10 · Rogers Centre
- National Bank Open Toronto
Aug 10 · Sobeys Stadium
- Toronto Blue Jays vs Boston Red Sox
Aug 11 · Rogers Centre
- National Bank Open Toronto
Aug 11 · Sobeys Stadium
- RUSH: Fifty Something
Aug 11 · Scotiabank Arena
- Toronto Blue Jays vs Boston Red Sox
Aug 12 · Rogers Centre
- Hilary Duff: the lucky me tour
Aug 12 · RBC Amphitheatre
- National Bank Open Toronto
Aug 12 · Sobeys Stadium
Plan ahead
Read next
★ RoadHighway 401 statusSegment-level closures, long-running restrictions, and upcoming work.read →★ DayTraffic on Aug 10Same-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 →