Multiple cows overtook a major Nashville interstate early Friday afternoon after a semi hauling the livestock overturned, snarling traffic.

The crash was reported just before 1 p.m. on Briley Parkway near I-40/Elm Hill Pike, according to Metro Nashville dispatch. As of 6:00 p.m. the northbound lanes of Briley Parkway remained closed.

Emergency crews are asking motorist to avoid the area and use an alternate route.

At least two cows died in the wreck.

The driver was not injured.

According to Metro police spokeswoman Kris Mumford, Nashville Fire Department crews rounded up the surviving cows and they were picked up by another truck.

The cause of the crash was not immediately known.

This is a developing story. Check back for updates.