STEERING WHEEL SUDDENLY LOCKED UP ON ME AS I WAS DRIVING DOWN A 2 LANE CITY STREET. CONDITIONS WERE DRY, AND WAS IN A RESIDENTIAL AREA, SO SPEED LIMIT WAS 35. UPON NOT BEING ABLE TO STEER THE CAR I ENDED UP HITTING A CABLE LINE WIRE, AND WAS SPUN INTO THE FRONT YARD OF SOME TOWNHOMES. I ENDED UP ALSO HITTING SOME LARGE ROCKS AND LANDING IN BETWEEN 2 LARGE TREES. UPON COMING TO A STOP, I THEN REALIZE THAT THE IMPACT HAD ALSO CAUSED MY SIDE AIRBAGS TO DEPLOY. DUE TO THE LOUD CRASH ONE OF THE RESIDENTS CAME OUT TO SEE WHAT HAD HAPPENED AS I HAD LANDED OUTSIDE OF HER HOMES WINDOW. I THEN CONTACTED THE LOCAL POLICE DEPARTMENT, WHO CAME AND DID A REPORT AND CONTACT A LOCAL TOWING AGENCY AS THE CAR WAS NOT DRIVABLE.