Dana Atkinson Email Courses Professional Education Courses Introduction to Incident (Accident) Investigation (EST-7123P) Introduction to Safety and Health Management (EST-7122P) Modern Theories in Accident Causation (EST-7127P) OSHA 2055: Cranes for Construction (OTI-2055P) OSHA 511: Occupational Safety and Health Standards for General Industry (OTI-0511P)