AT #34NE DEWATERING DRUM BETWEEN DRUM & FEED BOX. EE WENT TO UNPLUG FEED WELLS ON DEWATERING DRUM. HAD TO PLACE LEGS BETWEEN DRUM & FEED TANK WHICH IS VERY LIMITED IN SPACE. WENT TO TURN, RT. FOOT GOT CAUGHT,TWISTED RT. KNEE. SAW DR. ON 11-23-01, NOTIFIED EVTAC ON 11-26-01.