What is the purpose of AFI51-307 AEROSPACE AND GROUND ACCIDENT INVESTIGATIONS?
The purpose of AFI51-307 is to establish policies and procedures for conducting aerospace and ground accident investigations within the United States Air Force (USAF).

Who is responsible for carrying out accident investigations as per AFI51-307?
The commander of the unit where the accident occurred is responsible for conducting or designating someone to conduct the accident investigation.

What types of accidents are covered under AFI51-307?
AFI51-307 covers all accidents involving USAF aircraft, unmanned aircraft systems (UAS), or ground vehicles, as well as accidents involving civilian and contractor-operated aircraft or vehicles while on USAF installations.

When should an accident investigation be initiated?
Accident investigations should be initiated within 24 hours following the accident, or as soon as practicable, to ensure accurate and timely data collection.

Who should be included in an accident investigation team?
The accident investigation team should consist of trained personnel with the necessary expertise in areas such as operations, maintenance, safety, and human factors. Additional subject matter experts may be included as required.

Are witnesses required to participate in accident investigations?
Yes, witnesses are required to participate in accident investigations and provide accurate and complete statements to assist in determining the causes and contributing factors.

What is the purpose of an accident investigation board (AIB)?
The purpose of an AIB is to conduct a formal investigation into accidents involving military aircraft, Unmanned Aircraft Systems (UAS), and space systems to determine the cause and recommend preventive measures.

How are findings and recommendations documented in AFI51-307?
Findings and recommendations determined during accident investigations are documented in accident investigation reports (AIRs), and the recommendations are forwarded to appropriate agencies for implementation.

Are accidents involving classified equipment handled differently?
Yes, accidents involving classified equipment require additional measures, as outlined in AFI51-307, to ensure the proper handling, protection, and reporting of classified information associated with the accident.