The accident occurred on Route 1 near Buffalo Wild Wings in West Windsor
Bags of concrete flew off a landscaping truck on Route 1 in front of Buffalo Wild Wings Monday morning, leaving the highway covered in powdered concrete and causing traffic delays, according to 511nj.org.
Multiple bags of concrete flew off a trailer headed southbound, landing in the northbound lane and striking vehicles in the northbound lanes, police said, adding that the incident is under investigation.
The mess occurred north of Quaker Bridge Road, according to 511nj.org. Drivers were told to expect delays of up to 15 minutes.
Police could not confirm injuries, but traffic photos showed at least two ambulances at the scene as police directed drivers away from the mess.