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ASN Wikibase Occurrence # 59764
Last updated: 13 July 2020
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Type:Silhouette image of generic MI2 model; specific model in this crash may look slightly different
Mil Mi-2
Owner/operator:Second Kazan Aircraft Enterprise
Registration: RA-23710
C/n / msn: 5410516018
Fatalities:Fatalities: 0 / Occupants: 3
Other fatalities:0
Aircraft damage: Written off (damaged beyond repair)
Location:Kazan -   Russia
Phase: Initial climb
Departure airport:Kazan-Republican Clinical Hospital
Destination airport:Mamadysh-Republican Clinical Hospital
Investigating agency: MAK
Crashed shortly after take off from a clinic, all occupants injured. The Mi-2 failed to maintain altitude after failure of one of the engines. The crew had limited time to select a location for a forced landing. The helicopter rolled over to the right and caught fire.

Conclusion of the Commission:
The reason for the helicopter Mi-2 RA-23710 crash was a combination of the following factors:
- failure of the GTD-350 right engine No. 481662171 due to the destruction of the blades of the 2nd stage of the rotor of a free turbine (design and production drawback);
- the impossibility of horizontal flight with one engine running;
- lack of time to choose a place of emergency landing;
- emergency landing on the ground, non-uniform in density, which led to the helicopter falling over to the starboard side, destroying its structure and fire.


Accident investigation:
Investigating agency: MAK
Status: Investigation completed
Download report: Final report

Revision history:

02-May-2009 03:50 Bleiente Added
02-May-2009 06:30 Peter Frei Updated
03-May-2009 12:01 krasatpi Updated
16-Jun-2010 11:00 harro Updated [Time, Location, Departure airport, Destination airport, Source, Narrative]
13-Jul-2020 18:28 harro Updated [Narrative, Accident report, ]

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