CRANBERRY TOWNSHIP (KDKA) -- A crash involving at least two tractor trailers shut down part of the Pennsylvania Turnpike for hours Thursday morning and forced drivers to take a 60-mile detour.

The crash happened before 6 a.m. in the westbound lanes between the Cranberry and Beaver Valley exits.

In addition to the tractor trailers, the crash caused a tanker truck to hit the median barrier.

Crews spent hours clearing the scene, prompting a 60-mile detour for drivers.

There were significant delays on both sides of the highway for hours. Crews finally cleared the scene after 2 p.m.

Drivers heading through that area have been urged to watch for slowdowns and delays.

Stay with KDKA-TV and KDKA.com for updates to this developing story as they become available.