The incident took place in Orange County around 8:20 a.m., Thursday, in Sparrow Bush, said the Sparrow Bush Fire Department.
According to the department, they were dispatched to Route 97 in the area of Hawks Nest for an accident involving a dump truck with possible injuries.
When they arrived on the scene, firefighters found the dump truck had struck the mountainside then went across the highway into the rock retaining wall, coming to a stop just prior to going over the embankment to the Delaware River.
The driver was able self extricated and was being attended to by NYS DOT personnel until care was turned over to an EMT who transported him to Bon Secour Hospital for evaluation.
Route 97 was closed on both ends for more than two hours for cleanup and removal of the truck.
Click here to follow Daily Voice Bronxville and receive free news updates.