DRIVING SLOW DUE TO SNOW ON ROAD WHEN VEHICLE STARTED TO SKID. HIT AN EMBANKMENT & WENT OVER. HIT A ROCK DEAD CENTER OF VEHICLE. UPON IMPACT WITH ROCK, NEITHER AIR BAGS DEPLOYED. ALSO, SEAT BELTS ON DRIVER SIDE & RESTRAINING CHILD SEAT IN THE REAR CAME UNBUCKLED. CHILD SEAT FLIPPED OVER TO DRIVER SIDE (NO CHILD). BOTTOM OF BUMPER WAS RIPPED OFF. *AK