416 TrafficKnow before you go

Nightly Construction on HWY 400 Northbound On-ramp at DUNLOP STREET / SIMCOE ROAD 90, Barrie.

Construction · Sat, Apr 25, 2026

Quick facts

Location
At DUNLOP STREET / SIMCOE ROAD 90
Start date
Sat, Apr 25, 2026
End date
Sat, Apr 25, 2026
Lanes affected
ALL LANES CLOSED
Severity
ExtremeFull closure

What's affected

HWY 400 (Northbound) at DUNLOP STREET / SIMCOE ROAD 90 is impacted by construction work with full closure conditions. Expect impact to ALL LANES CLOSED.

Suggested detour: Highway 27 and Yonge Street are the practical alternates south of King City; both are heavily congested in peak.

Same-day events

Plan ahead