BIG FLATS, N.Y. (WENY) -- A woman and her dog are dead after being struck by a dump truck in Big Flats Monday morning. 

According to Chemung County deputies, 48-year-old Barbara Velasquez of Big Flats was walking her dog on Suburban Drive. 

Both she and her dog were struck and killed by a dump truck owned my Premier Landscaping Company of Elmira. 

According to police, the dump truck, a 2009 Ford, was unoccupied and rolled downhill, striking Velasquez and her dog.

The investigation is ongoing.