Scheduled for Oct 23, 2026, 3:59:00 AM UTC

First published Oct 17, 2026, 10:21:15 AM UTC · Last updated Oct 17, 2026, 10:21:15 AM UTC

roadwork on HWY 403 MISSISSAUGA (Westbound)

The source reports continuous engineering investigation and a full closure of all lanes on the westbound on-ramp at HWY 403 and HWY 10/Hurontario Street in Mississauga. Severity is listed as unknown.

At a glance

Affected location: Mississauga

Illustrative image: Highway 407 crossing over the Credit River, Ontario, Canada. The highway and transmission lines are in Brampton, and the foreground depicts the Meadowvale Conservation Centre in Mississauga. — Ian Muttoo from Mississauga, Canada/Wikimedia Commons, CC BY-SA 2.0

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Why it matters

The reported closure affects all lanes of the westbound on-ramp.

Location

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Generated scores

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

Confidence: 6/10How certain the assessment is based on the clarity and evidence in the cited reporting.
Geographic reach: 1/10How 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).
Positivity: 4/10How harmful or beneficial the event is, from strongly harmful (1) to strongly positive (10).
Urgency: 4/10How time-sensitive the event is, from low urgency (1) to immediate attention needed (10).

Primary official sources

Ontario 511 Traffic Events roadwork on HWY 403 MISSISSAUGA (Westbound)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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