EMPLOYEE WAS PUTTING SCORIA DOWN ON THE ROADS WITH A SCRAPER AND HIT A ROUGH SPOT IN THE ROAD. SHE WAS SEEN AT THE HOSPITAL AND DIAGNOSED WITH A BACK STRAIN. SHE CONTINUED TO WORK HER FULL DUT IES, BUT HER BACK CONTINUED TO CAUSE HER PAIN. ON 8-1-01 SHE WENT BACK TO SPECIALIST AND WAS TOLD TO STAY OFF EQUIPMENT IF HER BACK WAS TO HEAL. SHE BECAME A LOST-TIME AS OF 8-02-01.