WHILE TRAVELING ABOUT 55 MPH ON HIGHWAY VEHICLE PULLED SHARPLY TO LEFT AND STRUCK DIVIDING WALL. NO PRIOR WARNING BEFORE INCIDENT. DRIVER WAS WEARING SEATBELT. THERE WERE NO PASSENGERS. DRIVER'S SIDE AIRBAG DEPLOYED. INSURANCE COMPANY WAS NOTIFIED. TIRES WERE INTACT. DRIVER SUFFFERED MINOR INJURIES. *AK