THIS EE WAS HELPING FLAG NEW PERMIT AREA & SLIPPED WHILE GETTING DOWN OFF OF A TREE STUMP. HE HAS CONTINUED TO WORK AND ON 5-15-01 WENT TO A SPECIALIST WHO DETERMINED THIS EE HAS A STRESS FRAC TURE OF HIS HEEL. THIS EE IS NOT ASSIGNED TO THIS IS A MEDICALLY REPORTABLE EVENT. THE EMPLOYEE CONTINUES TO WORK AT THIS TIME.