ON A DOEN SHIFT/UTILITY SHIFT THE INJURED UTILITY EE WAS PULLING ON A CONTINUOUS MINER CABLE AND THEN BENT OVER TO FOLD A VENTILATION CURTAIN WHEN HE FELT A POP INHIS LOWER BACK. ORTHOPEDIC S URGEON PLACED EE ON LOST TIME FOLLOWING SIMILAR RECOMMENDATION OF EMERGENCY ROOM PHYSICIAN ON 8-6-01.