WAS DRIVING 40MPH & CAME UPON A STOP LIGHT. WAS WAITING AT STOP LIGHT WHEN VEHICLE SUDDENLY ACCELERATED. GAS PEDAL WENT TO FLOOR. WAS HEADING TOWARDS THE WATER. MANAGED TO TURN STEERING WHEEL. HIT THE BALANET HEAD-ON. NEITHER AIR BAG DEPLOYED, AN D BRAKES FAILED. *AK