Which PCAR part provides the requirements for investigating accidents and incidents?

The correct choice is the part of PCAR that specifically outlines the protocol and requirements for investigating accidents and incidents. This section emphasizes the importance of thorough investigation to determine the causes, contributing factors, and mitigating circumstances surrounding accidents. It provides guidelines on how to conduct these investigations, ensuring compliance with safety regulations, and improving future safety measures.

This segment is crucial because it not only focuses on addressing the immediate aftermath of an accident but also highlights the broader implications for organizational learning and risk management. By detailing the systematic approach required for investigating incidents, it encourages organizations to foster a safety culture that prioritizes prevention and continuous improvement.

Understanding this context aids in appreciating the structure and intent behind this part of PCAR, which is central to enhancing safety and accountability within organizations involved in engineering and management practices.