A tractor-trailer rollover crash caused traffic delays Wednesday afternoon on Route 1 in Chelsea, Massachusetts.
The crash happened at about 2:30 p.m. on a ramp from Route 16 eastbound to Route 1 northbound.
No injuries were reported but debris from the truck spilled all over the roadway.
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Just before 5 p.m., the scene was cleared and traffic was moving again.
The exact cause of the crash is under investigation.