On 27 Jun 2016, a PIPER PA18 A150 was involved in an aviation accident near Palmer, AK. No fatalities were reported. Investigators recorded the probable cause as: The pilot's selection of unsuitable terrain for an off-airport landing, which resulted in a collision with trees and a ground-loop. This summary draws on records from NTSB; 12 related events involving the same aircraft type or operator are linked below.
A tailwheel-equipped airplane struck tree branches during landing rollout on a rough, uneven gravel site, resulting in a ground-loop and substantial damage to the wings, empennage, and left horizontal stabilizer.
Accident Overview
A pilot conducted an off-airport landing on a rough and uneven gravel-covered site adjacent to a river. The airplane was a tailwheel-equipped type. Prior to landing, the pilot performed multiple overflights at different altitudes to inspect the intended landing area.
Sequence of Events
During the landing rollout, the right wing of the airplane struck tree branches. This contact caused the aircraft to enter a ground-loop. The ground-loop resulted in substantial damage to the wings, empennage, and left horizontal stabilizer.
Pilot's Report
The pilot reported that there were no preaccident mechanical anomalies with the airplane that would have precluded normal operation. In the recommendation section of the NTSB Accident/Incident Reporting Form 6120.1, the pilot stated that the accident may have been prevented if he would have increased his familiarization of off-airport operations or selected a more suitable landing site.