Scheduled for Nov 9, 2026, 2:00:00 AM UTC

First published Nov 4, 2026, 12:20:15 AM UTC · Last updated Nov 4, 2026, 12:20:15 AM UTC

roadwork on HWY 400 (Southbound)

Nightly construction is reported on southbound HWY 400 in Vaughan, with three alternating lanes and multiple on- and off-ramps affected or closed.

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The reported lane and ramp closures affect road travel in Vaughan.

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Generated scores

Scores are based on the cited reporting and use a 1–10 scale. Read the methodology.

Confidence: 8/10How certain the assessment is based on the clarity and evidence in the cited reporting.
Geographic reach: 2/10How widely the event reaches, from a local area (1) to worldwide impact (10).
Global importance: 2/10The event's broader significance, from limited importance (1) to major global importance (10).
Impact magnitude: 3/10The scale or severity of the real-world impact, from minor (1) to extreme (10).
Urgency: 5/10How time-sensitive the event is, from low urgency (1) to immediate attention needed (10).

Ontario 511 Traffic Events roadwork on HWY 400 (Southbound)Contains information licensed under the Open Government Licence – Ontario (https://www.ontario.ca/page/open-government-licence-ontario). Source: Ontario 511. Information is provided “as is”; actual roadway conditions may differ. No endorsement by Ontario 511, MTO, or the Government of Ontario is implied. Usage terms

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