On January 18, 2010, a Cessna 340 (registration N2217B) operated by Everett R. Arinwine was involved in an aviation accident near Lytle Creek, United States of America in flight. 2 people were killed. Investigators recorded the probable cause as: The pilot’s loss of situational awareness while maneuvering under a cloud layer and failure to maintain sufficient clearance from mountainous terrain. This summary draws on records from the Bureau of Aircraft Accidents Archives (B3A).
A cross-country pilot encountered clouds near mountainous terrain, lost situational awareness, and collided with terrain. No mechanical failures were found.
Accident Details
A cross-country flight was underway when the pilot encountered clouds along the intended route near mountainous terrain. Recorded radar data and local weather reports indicated that the pilot was maneuvering near the cloud bases in an area with low visibility and low ceilings. The flight path was erratic and included circling maneuvers, suggesting the pilot had difficulty determining his location and desired flight track. The airplane subsequently collided with terrain.
Post-Accident Examination
Following the accident, investigators examined the airframe and engine. No mechanical failures or malfunctions were found that would have precluded normal operation of the aircraft.
Probable Cause Determination
The official probable cause was determined to be the pilot's loss of situational awareness while maneuvering under a cloud layer and failure to maintain sufficient clearance from mountainous terrain.