No fatalities
20 Jun 2021: PIPER PA-25-235 — EVERGREEN SOARING INC — Twisp, WA
On 20 Jun 2021, a PIPER PA-25-235 operated by EVERGREEN SOARING INC was involved in an aviation accident near Twisp, WA. No fatalities were reported. Investigators recorded the probable cause as: An in-flight separation of the control stick from the torque tube assembly, which resulted in a loss of directional control during the landing roll and subsequent on-ground collision. This summary draws on records from NTSB; 13 related events involving the same aircraft type or operator are linked below.
Probable cause
An in-flight separation of the control stick from the torque tube assembly, which resulted in a loss of directional control during the landing roll and subsequent on-ground collision.
— NTSB Determination
Contributing factors
MalfunctionDirectional control — Not attained/maintainedFasteners