THE EMPLOYEE WAS STANDING IN THE LOADER BUCKET (WHICH WAS BLOCKED) WHEN THE WIND OR SOME OTHER MOVEMENT MADE THE SHEAVE HE WAS TRYING TO INSTALL TIP TOWARDS HIM, KNOCKING HIM BACK AND TRAPPIN G HIS LEGS BEFORE HE FLIPPED OUT TO THE GROUND (ABOUT 4 FT) AND LANDED ON A 6X6 WOODEN STUD.