Employee was stepping over a water pipe, tripped, fell, and landed on some stones causing a minor abrasion and a bruise. On 12/21/2010, the employee notified the plant manager that he had sought treatment on 12/09/2010. On 12/21/2010 our company doctor found the employee's injury to be infected. He received a tetanus shot, prescription medication, and a follow-up 12/29/2010.