WHILE DRIVING AT 55 MPH, A CAR SWERVED INTO MY LANE, CAUSING ME TO SWERVE TO AVOID HIM. I LOST CONTROL OF THE CAR AND STRUCK A CONCRETE DIVIDER WITH THE PASSENGER FRONT BUMBER, CAUSING THE CAR TO CLIMB UP THE DIVIDER, BACK DOWN, AND END UP FACING THE OTHER WAY ON THE HIGHWAY. THE AIRBAGS DID NOT DEPLOY, AT THAT TIME, BUT 10-15 MINUTES LATER WHEN I RE-ENTERED THE VEHICLE, I NOTICED THAT THE PASSENGER SIDE AIRBAG HAD DEPLOYED PARTIALLY. THE CAR WAS TOTALLED.