UPDATE 3:59PM: Highway 401 westbound has now fully reopened. The vehicles involved in the collision have been removed.
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Highway 401 westbound is down to one lane west of Shannonville Road following a collision this afternoon, so expect delays.
The OPP are currently on scene.
It’s possible this lane closure will be in place for about two hours for cleanup and removal.
We’ll provide further updates as they become available.
Written by Emily Chatwood
