The wreck shut down the westbound lanes of the highway for several hours on Tuesday, but traffic is now flowing again.
Multiple tractor-trailers involved in crash on I-276 in Bensalem, Bucks County
It happened at milepost 351.5WB Tuesday morning near Lincoln Highway.
Four vehicles were involved in the crash, including three tractor-trailers and a box truck. One of the trucks was leaking fuel and a hazmat team was called to the scene.
Turnpike officials say this wreck happened in the backlog of another crash.
Chopper 6 was over the Turnpike shortly after the crash, where one of the tractor-trailers crashed into the back of a box truck.
Another tractor-trailer crashed into the median.
A third tractor-trailer could be seen jackknifed on the interstate, blocking all lanes.
There was no immediate word on the severity of the injuries.
The cause of the crash remains under investigation.