A tractor-trailer overturned in Harriman State Park Tuesday sending the driver to the hospital.

Police say the tractor-trailer, carrying fertilizer, tipped over on its left side landing in a grassy area of a traffic circle of the park. State park police say it appears the driver from Massachusetts might have been going too fast on Route 6 and lost control. Traffic was diverted as the cleanup process took place.

The driver was taken by stat flight to Westchester Medical Center where he is said to be in stable condition.