A rollover on Route 9 west caused traffic to be delayed Saturday morning.
There were minor injuries in the crash.
At around 10 a.m., only one lane was open on Route 9 at the intersection of Route 16 because of the crash. The vehicle hit a traffic light. There were heavy delays.The scene has since been cleared, but the turnaround from Route 9 east to Route 9 west is closed until MassDot can replace the signal.