Fall onto or against objects
Weather was clear. EE was getting out of 1845 skidloader & twisted his ankle on bucket. Co-worker was standing on a screen catwalk, noticed EE limping & not in control of his balance. Thru hand gestures EE indicated he'd twisted his ankle. Co-worker went to help him after finishing his task. EE said he twisted his foot & was dizzy trying to gain his footing.