UPDATE, 11:01 a.m. State Police are reporting that the ramp is back open at the interchange of I-290 East and I-495 North in Marlborough. Debris cleanup continues at the scene though.
The original post is below:
The east ramp from I-290 from I-495 North in Marlborough is closed at this hour due to a tractor-trailer rollover, according to emergency alerts on Twitter. The truck overturned a little before 7:30 a.m. on July 8, spilling contents and debris onto the ramp and side of the road, according to reports. Massachusetts State Police have a detour in place, heading over to I-495 South. It is unknown at post time how long it will take to clean up after the accident, according to troopers at the scene.