Road closureMon, May 11, 2026 – Thu, May 14, 2026HWY 427 (Northbound)
Nightly Maintenance on HWY 427 Northbound On-ramp at DUNDAS STREET, Toronto.
Road closure · Mon, May 11, 2026 – Thu, May 14, 2026
★ IMPACT 3/5 · ★ SOURCE-BACKED CLOSURE RECORD
★ Quick facts
- Location
- At DUNDAS STREET
- Start date
- Mon, May 11, 2026 · 10:00 PM
- End date
- Thu, May 14, 2026 · 5:00 AM
- Lanes affected
- ALL LANES CLOSED
- Severity
- HeavyFull closure
- Source
- Ontario 511Event ID 241913
What's affected
HWY 427 (Northbound) at DUNDAS STREET is impacted by a road closure 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
- Toronto Blue Jays vs Tampa Bay Rays
May 11 · Rogers Centre
- TTC Line 2 - St George to Woodbine stations early nightly closure
May 11 · Toronto transit
- GO Barrie line schedule adjustments
May 11 · Barrie GO line
- Toronto Blue Jays vs Tampa Bay Rays
May 12 · Rogers Centre
- TTC Line 2 - St George to Woodbine stations early nightly closure
May 12 · Toronto transit
- GO Barrie line schedule adjustments
May 12 · Barrie GO line
- Toronto Blue Jays vs Tampa Bay Rays
May 13 · Rogers Centre
- Toronto Tempo vs. Seattle Storm
May 13 · Coca-Cola Coliseum
- TTC Line 2 - St George to Woodbine stations early nightly closure
May 13 · Toronto transit
- GO Barrie line schedule adjustments
May 13 · Barrie GO line