A Youngstown city parks and rec employee was seriously injured Wednesday on N. Belle Vista Avenue. 

According to the Youngstown Fire Department, the employee was mowing grass at Borts Field and was struck by a trailer that had come loose from a truck hauling the flatbed trailer by on N. Belle Vista Avenue.

According to officials on the scene, the worker, a male in his early 20s, received substantial injuries to his lower extremities after he was pinned between the trailer and a work truck.

Youngstown Fire Battalion Chief Timothy Frease said the man was transported to the hospital in stable condition.

Youngstown Police and Fire departments responded to the accident, which remains under investigation for a cause and will decide if charges will be filed after its investigation is complete.