Overview

• MassDOT announced at 4:50 a.m. that westbound lanes were closed at mile marker 113.5 and that traffic was being diverted via Exit 117.
• Video from the scene showed the overturned truck blocking all westbound lanes with a lengthy backup of vehicles.
• Traffic reporter Ed Hughes located the rollover at Grove Street between Route 30 and Route 9, with delays reaching Route 128.
• Curiosity delays developed on the eastbound side with congestion extending back to Route 9.
• Officials have not confirmed the cause of the crash or whether there were injuries, and the highway remained open beyond Exit 117.