SK-12T6 RA-1743G 09.08.2016

Accident date09.08.2016
Investigation status
Aircraft registration numberRA-1743G
Place of aircraft departure
Airport of departure
Intended destination
Intended Airport of arrival
Accident sitein the Khatanga river water area of the Krasnoyarsk Tеrritory
LatitudeN 71°59'11.8''
LongitudeE 102°28'33''
Aircraft typeSK-12T6
Serial №
Aircraft operatorPrivate person
Aircraft ownerPrivate person
The date of the completion of the investigation (report)13.01.2017
Number of fatalities0
Victims accuracy
Degree of aircraft destructionaircraft substantially damaged

report_ra-1743g.pdf (1.45 MB)

Aviation typeGA
Works type

10 august 2016

The accident with SK-12 "Orion" RA-1743G private amphibian occurred in the Khatanga river water area of the Krasnoyarsk Tеterritory (RF) on August 9, 2016. 

According to the available information the pilot on board was injured, the aircraft was destroyed and partially sank down.

The Interstate Aviation Committee has assigned the Investigation team of the accident in accordance with the Russian Aviation Legislation. The Investigation team has started its work.

20 january 2017

The Interstate Aviation Committee Investigation team has completed the investigation of the accident with Sk-12t6 (FVSP) RA-1743G private amphibian aircraft occurred in the Krasnoyarsk Region (RF) on August 9, 2016.

The crash with Sk-12t6 (FVSP) RA-1743G aircraft was caused by take-off with not removed gust lock of the left hand aileron.

Contributing factors were:

- not-compliance with clause 3.3.4. "Technical requirements for GA FVSP (excluding GA aerostats)" fr om 15.05.2003 № НА-119-р in a part of a means to give unmistakable warning to pilot when lock is engaged;

- lack of cornets (strips) on gust-locks;

- lack of clause providing control surfaces and ailerons movement test before take-off in checklist;

- shortcomings in the documentation determining the procedure of FVSP certification, wh ere the development of checklists during FVSP certification procedure is not provided.

Appropriate safety recommendations based on the investigation results have been developed in course of the investigation.