A tractor-trailer rolled over in Chelmsford, Massachusetts Saturday morning, causing traffic delays for hours.
The crash occurred on the ramp to Route 3 from Route 495 just before 11 a.m.
According to Massachusetts State Police, traffic slowed in the area for a few hours before police cleared the scene just after 2 p.m.
Police say the driver sustained minor injuries.
No additional information has been released.
