On 20 Aug 2019, a Cessna 180 F was involved in an aviation accident near Arlington, WA. No fatalities were reported. Investigators recorded the probable cause as: The pilot's failure to properly secure the seat before takeoff, which resulted in it sliding back during takeoff and rendering him unable to reach the rudder pedals and throttle lever, a subsequent runway excursion, ground loop, and impact with a berm. This summary draws on records from NTSB; 12 related events involving the same aircraft type or operator are linked below.
During takeoff, a tailwheel airplane's seat slid back, preventing the pilot from reaching the rudder pedals and throttle. The airplane veered left, exited the runway, ground looped, and struck a berm, resulting in substantial damage to the right wing.
Accident Details
A pilot operating a tailwheel-equipped airplane reported that prior to takeoff, he adjusted his seat. During the takeoff roll, the seat slid backward, preventing him from reaching the rudder pedals or the throttle lever. The airplane accelerated, veered left, exited the runway to the left, ground looped, and impacted a berm.
Aircraft Damage
The airplane sustained substantial damage to the right wing as a result of the impact.
Pilot Report
The pilot stated that there were no preaccident mechanical failures or malfunctions with the airplane that would have precluded normal operation.