Accident to the Airbus AS350 registered HB-ZLK on 18/06/2024 at Chalttobel (Switzerland)

Preliminary data based on the notification from the Swiss authorities:

The HB-ZLK crashed while placing a tree trunk on the pile.

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General information
Local date	18/06/2024
Responsible entity	Switzerland - STSB
State or area of occurrence	Switzerland
Location	Chalttobel
Human consequences	Serious
Number of serious injuries	1
Aircraft consequences	Destroyed
Occurrence class	Accident
File number	BEA2024-0219

Flight Information
Aircraft category	Helicopter - Small helicopter
Operator	Switzerland - Swiss Helicopter AG
Manufacturer / Model	AEROSPATIALE - AS350
Aircraft Registration	HB-ZLK
State of registry	Switzerland
Last departure point	Switzerland (Chalttobel)
Planned destination	Switzerland (Chalttobel)
Flight phase	Manoeuvring
Serial number	7115
Operator Type AG
Operation Type	Specialised Operations (Aerial Work) - Construction/Sling load

BEA is the French air safety investigation authority for civil aviation. The sole objective of the investigation is to improve air safety. It is intended neither to apportion blame nor to assess responsiblity.