ConstructionSun, Jul 12, 2026 – Fri, Jul 17, 2026HWY 401 (Westbound)
Nightly Maintenance on HWY 401 Westbound between HWY 400, Toronto and HWY 6 SOUTH, Puslinch.
Construction · Sun, Jul 12, 2026 – Fri, Jul 17, 2026
★ IMPACT 4/5 · ★ SOURCE-BACKED CLOSURE RECORD
★ Quick facts
- Location
- At HWY 400
- Start date
- Sun, Jul 12, 2026 · 11:30 PM
- End date
- Fri, Jul 17, 2026 · 5:00 AM
- Lanes affected
- 1 Alternating Lane(s)
- Severity
- Heavy
- Source
- Ontario 511Event ID 272024
Traffic context
Traffic today
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 10 AM to 11:30 AM as people arrive, then again 8 PM to 9:30 PM as crowds leave.
- Main signal
- FIFA Fan Festival Toronto + Arcángel + TD Salsa on St. Clair
- Arcángel
- TD Salsa on St. Clair
- FIFA Fan Festival Toronto
What's affected
HWY 401 (Westbound) at HWY 400 is impacted by construction work. Expect impact to 1 Alternating Lane(s).
Suggested detour: Highway 7 to the north and the 407 ETR (toll) are the practical alternates. Avenue Road, Yonge, and Eglinton cannot absorb 401 volume.
Same-day events
- Arcángel - La 8va Maravilla World Tour 20 Aniversario
Jul 12 · RBC Amphitheatre
- TD Salsa on St. Clair
Jul 12 · St. Clair Avenue West
- FIFA Fan Festival Toronto
Jul 12 · Fort York & The Bentway
- Toronto Outdoor Art Fair
Jul 12 · Nathan Phillips Square
- Lord Huron
Jul 13 · RBC Amphitheatre
- FIFA Fan Festival Toronto
Jul 13 · Fort York & The Bentway
- Shinedown: Dance, Kid, Dance Act II
Jul 13 · Coca-Cola Coliseum
- JACK WHITE LIVE 2026
Jul 14 · RBC Amphitheatre
- FIFA Fan Festival Toronto
Jul 14 · Fort York & The Bentway
- Toronto Tempo vs. Washington Mystics
Jul 14 · Coca-Cola Coliseum
Plan ahead
Read next
★ RoadHighway 401 statusSegment-level closures, long-running restrictions, and upcoming work.read →★ DayTraffic todaySame-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 →