The crash caused a tractor-trailer to roll over near the Route 512 onramp in Plainfield Township, Pennsylvania State Trooper Nathan Branosky said at 2 p.m. on Feb. 13.
The ramp will be closed for an "extended period," he added.
It isn't clear what caused the crash, and troopers have not reported any injuries. State police continue to investigate, Trooper Branosky said.
Click here to follow Daily Voice West Chester and receive free news updates.