● FRI, MAY 1 · TODAY · PLAN AHEAD ●★
416TRAFFIC
ConstructionMon, May 4, 2026 – Fri, May 8, 2026HWY 412 (Southbound)

Daily Moving Maintenance Closure on HWY 412 Southbound between HWY 407 and HWY 401, Whitby.

Construction · Mon, May 4, 2026 – Fri, May 8, 2026
★ IMPACT 2/5 · ★ SOURCE-BACKED CLOSURE RECORD

★ Quick facts

Location
Between HWY 407 and HWY 401
Start date
Mon, May 4, 2026 · 9:00 AM
End date
Fri, May 8, 2026 · 3:30 PM
Lanes affected
1 Alternating Lane(s)
Severity
Plan ahead
Source
Ontario 511Event ID 239604

What's affected

HWY 412 (Southbound) between HWY 407 and HWY 401 is impacted by construction work. Expect impact to 1 Alternating Lane(s).

Same-day events

Plan ahead

Read next

★ RoadHighway 412 statusSegment-level closures, long-running restrictions, and upcoming work.read →★ DayTraffic on Mon, May 4, 2026Same-day events and other road restrictions around this closure.read →★ ClosuresAll road closuresBrowse active and upcoming construction records.read →