Part of Interstate 95 in Danvers was shut down during the morning rush hour Friday after a crash.
A dump truck driver was killed in a crash on Route 1 in Saugus.
A fatal crash in Franklin caused a traffic backup on Interstate 495 Sunday afternoon.
A tractor-trailer rollover in Marlboro delayed traffic for hours on Tuesday afternoon.
6,000 gallons of gasoline were recovered, while 5,000 leaked into the ground and the Cape Cod Canal.
A propane tanker crash shut down Route 114 in North Andover Monday morning, police said.
One person is dead and another person was seriously injured in a crash involving a tractor-trailer and car on the Mass Pike in Warren on Monday.
Results of a new national survey suggest that Massachusetts drivers are quick to lay the horn on others but are not likely to follow the rules themselves.
At least 20 cars were involved in a crash on I-95 southbound near Exit 27 in Waltham Sunday afternoon.
Delays were also reported on public transportation.