Accident Overview
On July 16, 1966, a Rhönlerche II glider, registered as HB-576, was involved in an accident at Birrfeld Airfield in Switzerland. The aircraft was being used for a dual-control training flight at the time of the incident.
Sequence of Events
During the flight, the student pilot executed an evasive maneuver. During this maneuver, the glider's left wing tip made contact with the ground. Following the wing tip strike, the glider subsequently impacted the ground.
Instructor Response
The flight instructor was unable to intervene in time to prevent the accident.
Damage
The glider sustained substantial damage as a result of the accident.
Investigation
The investigation was conducted by the Swiss Federal Aircraft Accident Investigation Commission in a summary procedure. The final report was approved on August 24, 1966, following receipt of the investigation report on July 27, 1966.