THE SECTION HAD JUST BEEN MOVED AND THIS WAS THE FIRST TIME THE EMPLOYEE, A MAINTENANCE FOREMAN, HAD OPERATED THE SHUTTLE CAR IN THIS ENTRY. AS THE EMPLOYEE WAS TRAVELING TO THE CONTINUOUS MIN ER, THE SHUTTLE CAR HIT A LARGE POT-HOLE IN THE MINE FLOOR & HE WAS BOUNCED IN THE DECK & LANDED ON THE SIDE OF THE SHUTTLE CAR DECK. 0N 10/9/01WAS DIAGNOSED AS HAVING A HERNIATED DISC IN BAC