EE HAD BEEN SCALING FROM A PETTIBONE BASKET. THE BASKET HAD BEEN LOWERED BY THE PETTIBONE OPERATOR TO MOVE TO ANOTHER LOCATION. EE THAT WAS INJURED HAD HIS LEFT HAND ON TOP RAIL OF BASKET FRAM WORK (ABOUT WAIST HIGH). PETTIBONE OPERATOR WAS INTENDING TO MOVE PETTIBONE IN REVERSE. OPERATOR PLACED CONTROL IN FORWARD INADVERTENTLY. THE BASKET HIT AGAINST A PILLAR, PUSHING THE BASKET R