EE WAS CARRYING PIECES FOR AN IMPACT BED FROM THE TRUCK TO THE 7TH TRANSFER OF THE MAIN NORTH BELT. AS HE LIFTED A PIECE OF THE IMPACT BED HE FELT PAIN IN HIS LEFT SHOULDER, TESTICLES, AND LOW ER BACK. THERE WAS NO DAMAGE OR IMPAIRMENT TO THE MINING OPERATION OR THE EQUIPMENT. THE INJURY DID NOT INVOLVE ANY ASPECT OF JOB SKILLS, PROFIENCY, ATTITUDE OR PROTECTIVE ITEMS. NOT USING PR