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ERA24LA212

2024-05-02 · Georgetown, Ohio, United States · Minor · 1 aircraft · Status: Completed

Airport GEO

Current FAA registration · N8290C

Make / Model
PIPER PA-20-135
Year of manufacture
1954 · 70 years old at event
Engine
LYCOMING 0-290 SERIES (140 hp)
Seats / Engines
4 seats · 1 engine
Last airworthiness date
19570522
ADS-B equipped
Yes — Mode-S AB54A5

Source: FAA Aircraft Registry (releasable master file).

Aircraft involved

Probable cause & findings

An inadvertent encounter with the rotor wash of a nearby hovering helicopter during landing, which resulted in a loss of control and a runway excursion.

Factual narrative

The pilot reported that the purpose of the flight was to return to his home airport and that there was a military helicopter and another small single engine airplane in the traffic pattern. While the pilot was landing, the military helicopter was in a hover on the ramp adjacent to the runway. The pilot reported that the airplane touched down normally and that he had positive control of the airplane during the initial landing rollout with all wheels on the ground. Once the airplane passed abeam the helicopter, the pilot described that the airplane “levitated” off the ground in a nose high attitude and began to turn to the right. The pilot attempted to regain control of the airplane, but it continued to the right and departed the runway surface. During the runway excursion, the airplane sustained substantial damage to the fuselage. The pilot reported there were no mechanical failures or anomalies with the airplane that would have precluded normal operation. Based on this information, it is likely that during the landing roll, the airplane encountered the rotor wash of the hovering military helicopter that was adjacent to the runway. Source: NTSB Aviation Accident Database Retrieved: 2026-02-12

NTSB Findings

FAA avdata. C = Cause, F = Factor.

  • — Environmental issues-Conditions/weather/phenomena-Turbulence-Wake turbulence-Effect on equipment
  • — Personnel issues-Task performance-Use of equip/info-Aircraft control-Pilot
  • — Aircraft-Aircraft oper/perf/capability-Performance/control parameters-Lateral/bank control-Attain/maintain not possible

Verbatim from NTSB's published report. Source file NTSB_2024_ERA24LA212.txt. Findings + structured fields enriched from FAA avall.mdb. Full investigation docket on data.ntsb.gov ↗.

Related research

Matched on aircraft type or causal vocabulary (loss of control, runway excursion). All research papers