ConstructionMon, May 4, 2026 – Wed, May 6, 2026HWY 403 MISSISSAUGA (Westbound)
Nightly Construction on HWY 403 MISSISSAUGA Westbound between HWY 10 / HURONTARIO STREET and HWY…
Construction · Mon, May 4, 2026 – Wed, May 6, 2026
★ IMPACT 3/5 · ★ SOURCE-BACKED CLOSURE RECORD
★ Quick facts
- Location
- At HWY 10 / HURONTARIO STREET
- Start date
- Mon, May 4, 2026 · 9:00 PM
- End date
- Wed, May 6, 2026 · 5:00 AM
- Lanes affected
- 3 Alternating Lane(s)
- Severity
- Heavy
- Source
- Ontario 511Event ID 239669
What's affected
HWY 403 MISSISSAUGA (Westbound) at HWY 10 / HURONTARIO STREET is impacted by construction work. Expect impact to 3 Alternating Lane(s).
Suggested detour: The QEW handles overflow east of Hamilton; Dundas Street is a slow surface alternate.
Same-day events
No major events scheduled in this window.