TODAY / OCT 16SEVERE
416TRAFFIC
ConstructionSat, Oct 17, 2026 – Sun, Oct 18, 2026HWY 401 (Eastbound)

Continuous Construction on HWY 401 Eastbound Express between AVENUE ROAD and BAYVIEW AVE, Toronto.

Construction · Sat, Oct 17, 2026 – Sun, Oct 18, 2026
★ IMPACT 4/5 · ★ SOURCE-BACKED CLOSURE RECORD

★ Quick facts

Location
Between AVENUE ROAD and BAYVIEW AVE
Start date
Sat, Oct 17, 2026 · 10:00 PM
End date
Sun, Oct 18, 2026 · 10:00 AM
Lanes affected
3 Left Lane(s)
Severity
Heavy
Source
Ontario 511Event ID 319643

Traffic context

Traffic on Sat, Oct 17, 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
Heavy
Busy window
Likely busiest 7 AM to 7:30 PM as Waterfront Marathon Expo crowds leave Better Living Centre, Waterfront Marathon 5K traffic heads toward University Avenue / Nathan Phillips Square.
Main signal
Waterfront Marathon 5K + Leafs at Scotiabank Arena + Waterfront Marathon Expo
  • Waterfront Marathon 5K
  • Lake Shore Blvd W
  • Leafs vs New York Islanders

What's affected

HWY 401 (Eastbound) between AVENUE ROAD and BAYVIEW AVE is impacted by construction work. The source lists affected lanes as: 3 Left Lane(s).

Corridors to compare: Highway 7 runs east–west north of the 401, while the 407 ETR is a tolled east–west highway. Avenue Road, Yonge Street, and Eglinton Avenue are signalized local corridors. Which one wins depends on the day — check a live map before you leave.

Same-day events

Plan ahead

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