HIGH SPEED FRONT END CRASH. AVENGER STRUCK ANOTHER VEHICLE FROM BEHIND AND VEERED OFF TO LEFT AND HIT CEMENT JERSEY WALL HEAD ON. DRIVER WAS WEARING SEAT BELT. SIGNIFICANT FRONT-END DAMAGE ESPECIALLY TO DRIVER SIDE. DRIVER SUSTAINED SERIOUS INJURY - C-1 FRACTURE; BOTTOM OF SKULL FRACTURE; LOWER VERTEBRAE FRACTURES; AND BROKEN NOSE. AIR BAGS DID NOT DEPLOY. *TR