Accident Details
On July 4, 2023, at 07:45 local time, an Airbus Helicopters H125 (AS 350 B3e) with registration HB-ZPB, operated and owned by Air Zermatt AG, was involved in an accident on Colle Gnifetti in the canton of Valais, Switzerland. The helicopter was conducting a work flight under visual flight rules (VFR), departing from Heliport Zermatt (LSEZ) and destined for Colle Gnifetti.
Sequence of Events
While approaching Colle Gnifetti from the west, the helicopter entered a sudden descent and struck the hard snow surface. Subsequently, the helicopter overturned and came to rest on its right side.
Occupants and Injuries
The flight crew consisted of one pilot and one flight assistant, and there were three passengers on board. According to the preliminary report from the Swiss Safety Investigation Board (SUST), all five occupants remained uninjured. No injuries were reported among crew, passengers, or third parties.
Aircraft Damage
The helicopter was destroyed in the accident. No third-party damage occurred.
Investigation
The SUST has opened an investigation into the accident. As of the preliminary report dated July 19, 2023, no probable cause has been determined. The investigation is ongoing.