Chatham-Kent OPP say a man was driving along Eberts Line near St. Clair Road early Sunday morning when he crashed into the truck.
Paramedics rushed the woman to the hospital, while officers took the driver in for testing.
They determined 48 year old Kerry Rigaux of Chatham was over the limit.
Rigaux has been charged with driving a motor vehicle with more tan 80 milligrams of alcohol in his blood.
He has a court appearance September 7th to answer to the charge.