Ilyushin II-12 accident at Novosibirsk, Russia, 2 Sept 1948 (CCCP-L1465)
On September 2, 1948, an Ilyushin II-12 (registration CCCP-L1465) operated by Aeroflot - Russian International Airlines was involved in an aviation accident near Novosibirsk, Russia during takeoff. One person was killed. Investigators recorded the probable cause as: The accident was attributed to a lack of coordination within the flight crew. It was determined that the flight engineer mistakenly reduced the engine power shortly after liftoff, causing the speed to drop and the aircraft to stall. This summary draws on records from the Bureau of Aircraft Accidents Archives (B3A); 2 related events involving the same aircraft type or operator are linked below.
Probable cause
The accident was attributed to a lack of coordination within the flight crew. It was determined that the flight engineer mistakenly reduced the engine power shortly after liftoff, causing the speed to drop and the aircraft to stall. The captain's lack of training was considered as a contributory factor.
— NTSB Determination
Accident narrative
Just after liftoff, while climbing to a height of 2-3 meters, the aircraft stalled. As the undercarriage have been raised, the aircraft hit the ground on its belly, causing the propeller of the right engine to be sheared off. A blade went through the fuselage and penetrated into the cabin, killing a passenger. The aircraft slid for several hundred yards, lost its left wing and left engine before coming to rest 491 meters past the runway end. Five passengers were injured and the aircraft was written off.
Probable cause (official findings): The accident was attributed to a lack of coordination within the flight crew. It was determined that the flight engineer mistakenly reduced the engine power shortly after liftoff, causing the speed to drop and the aircraft to stall. The captain's lack of training was considered as a contributory factor.