A rollover crash on Route 1 south in Saugus is causing delays on Tuesday afternoon.
The crash was reported around 3 p.m. on Route 1 south at Main Street, the Massachusetts Department of Transportation said.
The ramps on Route 1 south to Main Street and from Main Street to Route 1 south are closed, MassDOT said.
There was no immediate word on injuries.
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Motorists are being warned to expect delays.
