A worker assigned to make repairs near an overhead hoist was cautioned to "be careful." There were high voltage warning signs nearby. He was not told that the power supply to the overhead hoist was still on. The power had not been properly locked and tagged out. The engineer apparently contacted the un-insulated electrical power source for the crane. The 550 volt shock knocked him from his aluminum ladder. He was treated with CPR (Cardiopulmonary Resuscitation) by an office worker and transported via ambulance to a nearby hospital. He died a week later from brain damage and complications from the electrical […]