Incident Overview
On September 4, 2023, at approximately 12:10 local time, a Guimbal Cabri G2 helicopter, registration HB-ZOW, was involved in an incident near Duillier, in the canton of Vaud, Switzerland. The helicopter was operated by Aéroclub de Genève, based at Geneva Airport (LSGG). The flight was conducted under Visual Flight Rules (VFR) as an instructional flight with one instructor and one student on board. The aircraft had departed from and was destined for Geneva Airport.
Flight Sequence
According to the preliminary report by the Swiss Safety Investigation Service (SESE), the crew was returning to base after a training session focused on autorotation maneuvers. Upon arrival, the crew observed damage to several components of the helicopter.
Damage Assessment
The helicopter sustained light damage. Specifically, the main rotor blades, tail boom, and landing gear were found to be damaged. There were no injuries to the crew, and no passengers or third parties were involved. No ground damage occurred.
Investigation
The SESE opened an investigation into the incident. As of the preliminary information report dated January 31, 2024, the investigation is ongoing. No probable cause has been determined at this stage.