Police have have reopened part of Route 1 in South Chelsea after a car crash on Saturday morning.
Traffic was being diverted off at Route 16.
Massachusetts State Police said a commercial-sized air conditioning unit fell off a truck that was transporting it and was then struck by a car.
Get Boston local news, weather forecasts, lifestyle and entertainment stories to your inbox. Sign up for NBC Boston’s newsletters.
The crash caused parts and coolant fluid to spill into the roadway.
Chelsea Fire was at the scene cleaning the spill. Authorities estimated it took up to two hours.
