Afghan Voice Agency (AVA) - Tehran: The General Staff of Iran's Armed Forces published the final report of the Supreme Commission investigating the dimensions and causes of the helicopter accident carrying the late president of this country.

 

In the text of the report of the General Staff of the Armed Forces of Iran, it is stated: Following the two previous reports of the Communication Center of the General Staff of the Armed Forces regarding the investigation of the dimensions and causes of the helicopter accident carrying the martyred President Ayatollah Dr. Seyed Ebrahim Raisi and his companions, this is the final report of the Supreme Board of the General Staff of the Armed Forces Armed to summon the noble nation of Iran, it is announced:

With the round-the-clock efforts of a committee consisting of military and national experts, the technical, engineering, electronic and navigational conditions of the crashed helicopter were carefully and expertly examined, the results of which are announced as follows:

All the documents and documents related to the maintenance and repair of the helicopter from the time of purchase and use until the time of the accident, including major repairs, replacement of main and important parts, were examined, and all actions were carried out according to the defined standards.

 

The documents and documents related to the repairs of the mentioned helicopter in the last 4 years, which are available in Panha (Iranian Aviation Support and Renovation Company), were also examined and reviewed by experts and no problems were observed in the process of actions taken.

 

Report of documents and correspondence related to the execution of the mission since the request of the helicopter from the hangar of the Islamic Republic of Iran by the presidential office, handover of the helicopter, definition of how to perform the mission and dispatch of the helicopter from Tehran to Tabriz, deployment at Tabriz airport, refueling, care of the helicopters , the manner of starting and continuing the flight mission of the officials to the designated places was received, which was in compliance with the necessary instructions, notices and regulations, rules, regulations and standards.

 

The flight maps from Tabriz to Aghband Bridge, Qizqalaesi Dam and from there to Tabriz Refinery were carefully examined by experts and it was determined that the helicopter was on the predicted route and did not deviate from the designated route.

 

The hand-held computer (i-pad) of the pilot of the injured helicopter was recovered through experts and experts, which shows the correctness of the flight path information of the helicopter from the beginning of the flight from Tabriz to the destination of Qizqalaasi Dam and from that point back to the time of the accident. with a predetermined route.

The remaining parts and systems of the crashed helicopter (engines, power transmission and fueling systems, electronic equipment, electro-avionics) have been tested by experts and specialists of the Aviation Industry Organization of the Ministry of Defense and Armed Forces Support in specialized laboratories and no defects related to interference in There was no helicopter crash.

 

The reports of the Meteorological Organization (current weather, forecast and warnings of unstable weather conditions) from the day before and the day of the accident have been examined by experts, which were in accordance with the conditions that occurred on the day of the accident.

 

The information of the cabin voice recording system (CVR) and flight information recording in the FDR system of the helicopter with the flight crew (MIL 171) has been implemented and analyzed, and no emergency message or notification has been announced by the pilot of the helicopter in the said system.

 

According to the investigation report of the Technical Forensic Medicine Committee, no suspicious cases have been declared in the results of toxicology and pathology tests on the dead body of the martyrs.

 

The parts and systems of the helicopter have been examined by an expert and there were no signs of sabotage in the parts and systems.

 

The possibility of the helicopter being targeted by offensive and defensive systems, electronic warfare, and the creation of a magnetic field and laser has been examined by experts and specialists, and any interference of the mentioned cases in the occurrence of an accident is ruled out.

 

In the final result of this report, it is also stated: With regard to the aforementioned 11 cases and detailed expert and specialized investigations and numerous tests and the results thereof, the final opinion of the Supreme Expert Board of the General Staff of the Armed Forces is expressed as follows:

The main cause of the helicopter crash was the complex climatic and atmospheric conditions of the region in the spring, and the sudden appearance of a thick and dense mass of fog rising towards the height and the collision of the helicopter with the mountain.