ASN Wikibase Occurrence # 141996
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| Date: | Saturday 27 April 1940 |
| Time: | |
| Type: | Yakovlev I-26-1 (Yak-1) |
| Owner/operator: | Yakovlev |
| Registration: | |
| MSN: | |
| Fatalities: | Fatalities: 1 / Occupants: 1 |
| Aircraft damage: | Destroyed |
| Location: | Bol'shaya Maslovka Street, Moscow -
 Russia
|
| Phase: | Manoeuvring (airshow, firefighting, ag.ops.) |
| Nature: | Military |
| Departure airport: | |
On its 43rd flight, the aircraft Yakovlev I-26-1 prototype made a flip roll at low altitude, entering a spin, and crashed in Bol'shaya Maslovka Street in Moscow. Chief test pilot Yulian Piontkovskiy was killed.
It was concluded that the main wheels had become unlocked spontaneously during the roll. The abrupt load caused a failure of the wing structure.
Sources:
OKB Yakovlev - A History of the Design Bureau and Its Aircraft
Revision history:
| Date/time | Contributor | Updates |
|---|---|---|
| 21-Jan-2012 13:12 | harro | Added |
| 21-Jan-2012 13:12 | harro | Updated [Phase] |
Corrections or additions? ... Edit this accident description
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