An 18-year-old New Jersey woman was killed when a tractor trailer carrying 20,000 pounds of soap overturned onto her car on the Pennsylvania Turnpike in Bucks County.

Pennsylvania State Police identify the woman as Kelly C. O'Brien of Moorestown.

The accident occurred Monday in the eastbound lanes in Bensalem around 3 p.m., closing the roadway for more than 12 hours between the Willow Grove and Route 1 exits.Police said O'Brien's 2006 Toyota sedan, driving in the left lane, made contact with a tractor trailer driven by Matthew A. Bradley of Benton Harbor, Michigan who was in the center lane.

The two vehicles went across the right lane, according to police, and up an embankment where the truck rolled on top of the car according to police.

The woman was trapped in her car and crews had to use a crane to lift the tractor-trailer off the wreck. She was declared dead at the scene.

The truck driver was treated for minor injuries.

Pennsylvania State Police ask any witnesses to the incident to call them at 610-279-1605.

The Associated Press contributed to this report

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