TODAY / OCT 23SEVERE
TORONTO ARGONAUTS VS. MONTREAL ALOUETTES 7:00 PM BMO FIELD★LANGLEY AVE · FULL ROADWAY CLOSURE · BETWEEN BROADVIEW AVE AND HOWLAND RD★ST JOSEPH ST · LANE CLOSURE · BETWEEN BAY ST AND QUEEN'S PARK CRES E★
416TRAFFIC
ConstructionSat, Oct 24, 2026 – Sat, Nov 7, 2026HWY 400 (Northbound)

Nightly Maintenance on HWY 400 Northbound between SHEPPARD AVENUE, Toronto and STEELES AVENUE, Va…

Construction · Sat, Oct 24, 2026 – Sat, Nov 7, 2026
★ IMPACT 4/5 · ★ SOURCE-BACKED CLOSURE RECORD
Highway 400 statusTraffic on Oct 24Closures todayThis weekend

★ Quick facts

Location
At SHEPPARD AVENUE
Start date
Sat, Oct 24, 2026 · 12:00 AM
End date
Sat, Nov 7, 2026 · 5:00 AM
Lanes affected
1 Alternating Lane(s)
Severity
Heavy
Source
Ontario 511Event ID 322738

Traffic context

Traffic on Sat, Oct 24, 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
Likely busiest 7 AM to 8 PM as event traffic overlaps.
Main signal
Marlies at Coca-Cola Coliseum + Jonas Brothers: The Burning Up Tour All Over Again + TTC Line 2
  • Queen St W
  • Lake Shore Blvd W
  • Marlies vs Rockford

What's affected

HWY 400 (Northbound) at SHEPPARD AVENUE is impacted by construction work. The source lists affected lanes as: 1 Alternating Lane(s).

Corridors to compare: Highway 27 and Yonge Street run north–south south of King City; both are surface corridors with signals and local access. Which one wins depends on the day — check a live map before you leave.

Same-day events

Plan ahead

Read next

★ RoadHighway 400 statusSegment-level closures, long-running restrictions, and upcoming work.read →★ DayTraffic on Oct 24Same-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 →