A tractor-trailer rollover on Interstate 495 north in Hopkinton, Massachusetts, is causing major traffic delays on Wednesday afternoon.
State police said around 3 p.m. in a post on X, formerly known as Twitter, that they were on scene of a tractor-trailer rollover on I-495 north in Hopkinton, just south of the Massachusetts Turnpike.
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At the scene, the trailer appeared to have fallen off the truck.
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There was no word on injuries.
One lane was still closed as of 3 p.m., state police said, and traffic is backed up about 2-1/2 miles.
No further details were immediately available.
