ConstructionSun, Jul 26, 2026 – Sat, Aug 1, 2026HWY 409 (Eastbound)
Nightly Maintenance on HWY 409 Eastbound between HWY 427 and 401, Toronto.
Construction · Sun, Jul 26, 2026 – Sat, Aug 1, 2026
★ IMPACT 2/5 · ★ SOURCE-BACKED CLOSURE RECORD
★ Quick facts
- Location
- Between HWY 427 and 401
- Start date
- Sun, Jul 26, 2026 · 10:00 PM
- End date
- Sat, Aug 1, 2026 · 5:00 AM
- Lanes affected
- 1 Alternating Lane(s)
- Severity
- Plan ahead
- Source
- Ontario 511Event ID 277249
Traffic context
Traffic on Sun, Jul 26, 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
- All day; likely busiest 2 AM to 12 PM as traffic factors overlap.
- Main signal
- City of Toronto route closures + Supertri Toronto Triathlon Festival + 311 and Dirty Heads: So Glad You Made It Tour
- Supertri Toronto Triathlon Festival
- F.G. Gardiner Expressway
- Don Valley Parkway
What's affected
HWY 409 (Eastbound) between HWY 427 and 401 is impacted by construction work. The source lists affected lanes as: 1 Alternating Lane(s).
Same-day events
- Supertri Toronto Triathlon Festival
Jul 26 · Exhibition Place / Toronto expressways
- 311 and Dirty Heads: So Glad You Made It Tour
Jul 26 · RBC Amphitheatre
- Tame Impala - The Deadbeat Tour
Jul 26 · Scotiabank Arena
- TTC 509|309 harbourfront - Service change, due to FIFA World Cup 2026™
Jul 26 · Toronto transit
- Barrie Construction
Jul 26 · Toronto transit
- Kitchener Construction
Jul 26 · Toronto transit
- Planned Construction
Jul 26 · Toronto transit
- J. Cole: The Fall-Off Tour
Jul 27 · Scotiabank Arena
- TTC 506|306 Route change due to City and TTC construction
Jul 27 · Toronto transit
Plan ahead
Read next
★ RoadHighway 409 statusSegment-level closures, long-running restrictions, and upcoming work.read →★ DayTraffic on Jul 26Same-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 →