THE VEHICLE WAS A TOTAL LOSS. LOSS CONTROL WHILE AVOIDING A DEER. SLID INTO DITCH. HIT A DRIVEWAY ENTRANCE. WAS AIRBORNE APPROX. 15 YARDS. NOSE DIVED INTO THE GROUND AND WENT BACK ACROSS THE DITCH INTO A FIELD, TURNED LEFT AND WENT INTO A WOODED AREA OF PINES. LEFT FRONT FENDER MADE CONTACT WITH A PINE ( ABOUT EIGHT INCHES THICK ) PARTIALLY UP ROOTING AND CONTINUED ON TO WEDGE BETWEEN TWO PINES. AIR BAGS FAILED TO DEPLOY AND THE SEAT BELT TIGHTEN UP SO TIGHT THAT I HAD TO USE A FAIRLY LARGE SCREW DRIVE, THAT I HAD IN THE CENTER CONSOLE, TO BEAT THE RELEASE IN ORDER TO UNLOCK THE SEAT BELT. WITH THE VEHICLE GETTING AIRBORNE AND NOSE DIVING INTO THE GROUND AND THE IMPACT OF THE LEFT FRONT FENDER INTO THE TREE, THE AIR BAGS SHOULD HAVE DEPLOYED. THE VEHICLE WAS TRAVELING SOUTH EAST ON A HIGHWAY IT WAS APPROX. 9:30 PM.