IRKUTSK, July 4. /TASS/. The Interstate Aviation Committee (IAC) has named the three key versions of the Russian Emergencies Ministry’s IL-76 aircraft crash.
"The key versions are connected with the human factor, the operation of equipment and environmental effect," IAC spokesman Nikolai Yakimenko said.
Earlier IAC specialists sent to Moscow the flight recorders of the Il-76, an IAC source told TASS.
"Both flight recorders - voice recorder and data recorder - have been sent to Moscow. There, they will be studied in a laboratory," the source said.
The condition of the black boxes is satisfactory.
The Russian Emergencies Ministry’s IL-76 aircraft crashed in the Irkutsk Region on July 1 during work to extinguish wildfires threatening inhabited localities. All 10 crew members, who had put out hundreds of fires during their work, died. They were trying to save the plane until the last moment.
According to a preliminary version, hot air from wildfires could have got inside the plane’s engine, the liner lost thrust, it failed to gain altitude, touched the tops of trees and crashed.