EE WAS POSITIONING THE BALL JORTER USING A FORKLIFT. HE HAD TO GET HELP TO GUIDE IT INTO PLACE. BUT AFTER THE INITIAL POSITIONING OF THE MACHINE IT LACKED ABOUT AN INCH OF BEING IN PLACE. EE J UMPED OFF FORKLIFT & PUT HIS BACK AGAINST THE MACHINE & TRIED TO PUSH IT INTO PLACE. IT'S WAY TO HEAVY & HE INJURED HIS BACK.