THE ACCIDENT HAPPENED ON HIGHWAY I-35 IN GEORGETOWN TX. THE CONDITIONS WERE DRY AND VERY HOT. ABOUT 115 DEGREES. WHEN THE TIRE SEPERATED I LOST COMPLETE CONTROL OF THE VEHICLE AND IT WENT INTO THE MEDIAN AND FLIPPED 3 TO 4 TIMES. THE VEHICLE WAS TOTALED AND THE POLICE WERE ABLE TO RETRIEVE THE SEPERATED TREAD FOR ME.( DOT NUMBER: TIRE SIZE: P215/75R15 )