TODAY / MAY 31SEVERE
MATTAMY HOMES BIKE FOR BRAIN HEALTH 2:00 AM DON VALLEY PARKWAY / GARDINER EXPRESSWAY★BRUNO MARS - THE ROMANTIC TOUR 7:00 PM ROGERS STADIUM★GARDINER EXPRESSWAY CLOSURE · ALL; HUMBER RIVER TO DON VALLEY PARKWAY★FLEET ST CLOSURE · BETWEEN MANITOBA DR AND FORT YORK BLVD★
416TRAFFIC
ConstructionSun, May 24, 2026 – Thu, May 28, 2026HWY 409 (Westbound)

Nightly Maintenance on HWY 409 Westbound between ATTWELL DRIVE and CARLINGVIEW DRIVE, Toronto.

Construction · Sun, May 24, 2026 – Thu, May 28, 2026
★ IMPACT 2/5 · ★ SOURCE-BACKED CLOSURE RECORD

★ Quick facts

Location
Between ATTWELL DRIVE and CARLINGVIEW DRIVE
Start date
Sun, May 24, 2026 · 10:00 PM
End date
Thu, May 28, 2026 · 5:00 AM
Lanes affected
1 Left Lane(s)
Severity
Plan ahead
Source
Ontario 511Event ID 247299

What's affected

HWY 409 (Westbound) between ATTWELL DRIVE and CARLINGVIEW DRIVE is impacted by construction work. Expect impact to 1 Left Lane(s).

Same-day events

Plan ahead

Read next

★ RoadHighway 409 statusSegment-level closures, long-running restrictions, and upcoming work.read →★ DayTraffic on Sun, May 24, 2026Same-day events and other road restrictions around this closure.read →★ ClosuresAll road closuresBrowse active and upcoming construction records.read →