A jackknifed tractor trailer closed the eastbound side Route 20 in Granby. However, it reopened shortly after 8 a.m.
Police said the crash happened just west of Route 189 in town.
They suggested using Day Street to Route 189 as a detour.
As of 6:30 a.m. on Wednesday, they anticipated removal of the truck to take at least an hour.
There's no word on injuries or what caused the jackknife.
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