ASN Wikibase Occurrence # 141996
Last updated: 19 May 2013
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Date:27-APR-1940
Time:
Type:Yakovlev I-26-1 (Yak-1)
Operator:Yakovlev
Registration:
C/n / msn:
Fatalities:Fatalities: 1 / Occupants: 1
Airplane damage: Written off (damaged beyond repair)
Location:Bol'shaya Maslovka Street, Moscow -   Russia
Phase: Manoeuvring (airshow, firefighting, ag.ops.)
Nature:Military
Departure airport:
Destination airport:
Narrative:
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/timeContributorUpdates
21-Jan-2012 13:12 harro Added
21-Jan-2012 13:12 harro Updated [Phase]
Number of views: 103

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