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Nightly Engineering Investigation on HWY 400 Southbound between ST VINCENT STREET and SUNNIDALE…

Construction · Sat, Apr 25, 2026

Quick facts

Location
Between ST VINCENT STREET and SUNNIDALE ROAD
Start date
Sat, Apr 25, 2026
End date
Sat, Apr 25, 2026
Lanes affected
2 Right Lane(s)
Severity
Extreme

What's affected

HWY 400 (Southbound) between ST VINCENT STREET and SUNNIDALE ROAD is impacted by construction work. Expect impact to 2 Right Lane(s).

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