INJURED EMPLOYEE WAS EXITING THE SRM BUCKET SHOP RESTROOM. WHILE STEPPING DOWN TO BOTTOM STEP, WHICH IS 2"" ABOVE GROUND LEVEL, HIS RIGHT FOOT LANDED ON THE EDGE OF THE STEP CAUSING HIS FOOT TO ROLL INWARD, PLACING PRESSURE ON THE OUTSIDE OF HIS RIGHT FOOT. THE GROUND IS UNEVEN AROUND THE BOTTOM STEP.