Navy and Marine Corps Mishap and Safety Investigation, Reporting, and Record Keeping Manual

A mishap in which there was minor injury or little damage may illuminate a hazard with potential to cause frequent and severe mishaps. A thorough safety investigation of a catastrophic mishap should reveal hazards that could cause future mishaps. The investigation procedures, reports, and records required by this manual, are designed to assist all leaders in identifying causal factors and formulating corrective measures to prevent mishap recurrence.