A two-vehicle crash on Interstate 79 on Tuesday sent both drivers to the hospital with major injuries, according to a release from state police.

The collision just after 4 p.m. near mile-maker 91 in Lancaster Township caused significant damage to both vehicles, according to the release.

In the release from investigating officer Trooper David Wellington, “for unknown reasons a southbound vehicle entered the center median and entered northbound lanes.”

One driver was identified as a member of the Beaver County local police.

One of the drivers was transported by EMS to a Pittsburgh hospital, and the second driver was flown by medical helicopter to a Pittsburgh hospital, according to the release.

Traffic restrictions are still in place as of 10 p.m. as the site is an active crash investigation site.