On July 1, 1964, a WALTER UETZ, FLUGZEUGBAU JODEL D 11-2 (registration HB-SUD) was involved in an aviation accident near Speck-Fehraltorf Flugplatz (LSZK), ZH, CH. Investigators recorded the probable cause as: The pilot allowed the aircraft to veer sideways after landing, resulting in a collision with a mowing machine located at the edge of the runway. This summary draws on records from the Swiss Transportation Safety Investigation Board (STSB / SUST).
On July 1, 1964, a Jodel D-ll (HB-SUD) veered sideways after landing at Speck-Fehraltorf airfield and collided with a mowing machine. The aircraft sustained substantial damage while the mowing machine suffered minor damage.
Accident Details
On July 1, 1964, a Jodel D-ll aircraft, registered as HB-SUD, was involved in an accident at Speck-Fehraltorf airfield. According to the investigation report approved by the Swiss Federal Commission for Aircraft Accident Investigation on November 25, 1964, the pilot allowed the aircraft to veer sideways after landing. The aircraft subsequently collided with a mowing machine that was located at the edge of the runway.
Damage
The collision resulted in substantial damage to the aircraft. The mowing machine sustained only slight damage.
Conclusion
The investigation concluded that the pilot's action of letting the aircraft veer sideways after landing caused the accident. No other factors were mentioned in the report.
Probable cause
The pilot allowed the aircraft to veer sideways after landing, resulting in a collision with a mowing machine located at the edge of the runway.