EE WAS HELPING OTHERS TO LOAD FLINGER DUSTER ONTO THE BUCKET OF THE SCOOP. THE INJURED ( NOT REALIZING WHERE HIS FOOT WAS) TOLD THE OPERATOR TO LOWER THE SCOOP BUCKET. THE OPERATOR LOWERED THE BUCKET & PINCHED HIS FOOT BETWEEN THE BUCKET & THE MINE FLOOR. INATTENTION TO ACTIVITY A FACTOR.