TODAY / AUG 27SEVERE
CANADIAN NATIONAL EXHIBITION (CNE / THE EX) 10:00 AM EXHIBITION PLACE★FAN EXPO CANADA METRO TORONTO CONVENTION CENTRE★DRAPER ST · FULL ROADWAY CLOSURE · DRAPER ST FROM FRONT ST W TO WELLINGTON ST W★GRACE ST · FULL ROADWAY CLOSURE · BETWEEN ALAN BOROVOY LANE AND HARBORD ST★
416TRAFFIC
ConstructionSun, Aug 16, 2026 – Sat, Aug 22, 2026HWY 409 (Westbound)

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

Construction · Sun, Aug 16, 2026 – Sat, Aug 22, 2026
★ IMPACT 2/5 · ★ SOURCE-BACKED CLOSURE RECORD
Highway 409 statusTraffic on Aug 16Closures todayThis weekend

Ended record

This closure record has ended. Use the current status pages for active road work and upcoming closures.

Highway 409 statusClosures today

★ Quick facts

Location
Between ATTWELL DRIVE and CARLINGVIEW DRIVE
Start date
Sun, Aug 16, 2026 · 10:00 PM
End date
Sat, Aug 22, 2026 · 5:00 AM
Lanes affected
1 Left Lane(s)
Severity
Plan ahead
Source
Ontario 511Event ID 287050

Traffic context

Traffic on Sun, Aug 16, 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.

Open daily brief
Day status
Heavy
Busy window
Arrival pressure likely builds 12 PM to 3:30 PM.
Main signal
Jays at Rogers Centre + AFC Toronto at BMO Field + THE KEHLANI WORLD TOUR: North America
  • Jays vs Yankees
  • AFC Toronto vs. Roses de Montréal FC
  • THE KEHLANI WORLD TOUR: North America

What's affected

HWY 409 (Westbound) between ATTWELL DRIVE and CARLINGVIEW DRIVE is impacted by construction work. The source lists affected lanes as: 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 Aug 16Same-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 →