What was found
AFTER LANDING & EXIT OF TAXIWAY. INITIATED FLAPS RETRACTION, ABNORMAL RUMBLING DURING TAXI FELT. ACFT STOPPED. AIRPORT OPS CONFIRMED BOTH MAIN TIRES ON LT SIDE BLOWN. INSPECTION AFTER A TIRE BURST, TREAD THROW, OR WHEEL FAILURE IAW AMM 05-51-15-200-001-A . FLT CREW STATED ON DEPARTURE, ORD TO OMA, LT INBD BRAKE TEMP ABOVE 380C, DURING TAXI & REQUIRED CREW TO WAIT UNTIL TEMP DROPPED BELOW 300 PRIOR TO DEPARTURE IAW SOP. CREW STATED ON ARRIVAL INTO OMA, LT INBD BRAKE TEMP PEAKED AT 700C. AT ORD LANDING WAS FULL AUTOLAND & NO ABNORMAL FEELING ON TOUCH DOWN BUT REPORTED VIBRATION BEGAN AFTER TURNING ONTO TAXIWAY. R & R POSITION L1 SAFETY VALVE IAW AMM 32-42-36-400-001-A UP TO AND INCLUDING STEP 4.B.(5).