AFTER EE'S UNLOADED AND STACKED PIPE 3 HIGH IN A PILE, EE WAS TYING DOWN DONNAGE ON TRAILER. TRAILER WAS 10' FROM PIPE PILE. THE PILE OF PIPE SHIFTED AND FELL AND ROLLED TOWARDS THE TRUCK. EE HEARD THE PIPE FALL AND BEGAN TO RUN. HIS LEFT LEG WAS PINNED BETWEEN THE PIPE AND THE TRUCK. HIS KNEE AND CALF ARE SWOLLEN AND BRUISED. NO BROKEN BONES.