416 TrafficKnow before you go

Nightly Maintenance on HWY 427 Northbound On-ramp at DUNDAS STREET, Toronto.

Construction · Wed, Apr 29, 2026

Quick facts

Location
At DUNDAS STREET
Start date
Wed, Apr 29, 2026
End date
Wed, Apr 29, 2026
Lanes affected
ALL LANES CLOSED
Severity
SevereFull closure

What's affected

HWY 427 (Northbound) at DUNDAS STREET is impacted by construction work with full closure conditions. Expect impact to ALL LANES CLOSED.

Suggested detour: Highway 27 and Kipling Avenue are practical alternates for short trips. Long detours typically route via the 410.

Same-day events

Plan ahead