On August 20, 1965, a Pilatus PC-6 (Porter & Turbo Porter) (registration HB-FAP) operated by Aéro-Club de Suisse (AéCS) was involved in an aviation accident near Glacier des Audannes, Switzerland during landing or approach. No fatalities were reported. Investigators recorded the probable cause as: The cause of the aircraft crashing during its landing approach remains unidentified. This summary draws on records from the Bureau of Aircraft Accidents Archives (B3A); 5 related events involving the same aircraft type or operator are linked below.
A single-engine plane crashed while attempting to land on a glacier near Sion Airport, resulting in no injuries but total aircraft loss.
What happened
On an unspecified date, a single-engine aircraft was involved in an accident during the landing phase of flight. The aircraft struck the surface of the Glacier des Audannes, situated approximately 14 km north of Sion Airport.
Despite the impact, all eight occupants on board managed to exit the wreckage without sustaining any injuries. However, the structural damage to the plane was severe enough that the aircraft was declared a total loss.
Findings
The specific reason for the crash remains undetermined at this time.
The accident occurred during the landing sequence on a glacier.
The cause of the impact is currently unknown.
Probable cause
The cause of the aircraft crashing during its landing approach remains unidentified.
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