User:ArthurGilf0rd/Aeroflot Flight 166N

Aeroflot Flight 166N

Accident
Date	March 23, 1974 (1974-03-23)
Summary	Fume event
Site	Near Kiev, Ukraine, USSR
Aircraft
Aircraft type	Yakovlev Yak-40
Operator	Aeroflot
Registration	CCCP-87579
Flight origin	Khmelnitskiy Airport
1st stopover	Kiev-Zhulhyany Airport
Last stopover	Leningrad-Smolnoye Airport
Destination	Kirovograd Airport
Occupants	29
Passengers	25
Crew	4
Fatalities	29
Survivors	0

Aeroflot Flight 166N was a scheduled passenger flight from Khmelnitskiy to Kiev, which on May 23, 1974, the Yakovlev Yak-40 operating the flight crashed during approach into Kiev-Zhulhyany Airport, killing the 29 occupants onboard.

Aircraft and crew

The Yak-40 operating the flight had the serial number 9221122, and was registered CCCP-87579. It was manufactured in 1972 equipped with two Ivchenko AI-25 engines, with 2367 hours and 2068 flights.

The crew consisted of three pilots, and a flight attendant.

Accident

At 22:05 PM LST, the Yak-40 began its fourth turn for descent into Kiev-Zhulhyany, the crew had failed to complete the checklist, along with the barometric altimeter changing to the airfield pressure. The flight then began descent, which due to a fume event by the carbon monoxide, the crew then became incapacitated, along with the passengers. The flight then crashed near a military camp near Gorenychi, with a speed of 420km/h, exploding.

Cause

The safety board concluded that the cause of the crash was due to pilot incapacitation due to the high levels of carbon monoxide, along with other toxic components. Which they failed to perform numbers of operations within descent.

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