EMPLOYEE TOOK A SHORT CUT AND JUMPED DOWN OFF A 3' HIGH CONCRETE FOUNDATION TO GET A WRENCH. EMPLOYEE JUMPED TOO FAR AND LANDED ON HIS HEELS. HE FRACTURED AN ANKLE AND THEN HIS FEET CAME OUT F ROM UNDER HIM AND THEN SLID DOWN A BANK. HE HIT HIS TOE IN HIS BOOT WHEN HIS FEET CAME OUT FROM UNDER HIM AND FRACTURED A TOE.