WPR12CA229
2012-05-24 · Royal City, Washington, United States · None · 1 aircraft · Status: Completed
Airport 8WA
Aircraft involved
Probable cause & findings
The pilot’s failure to maintain adequate clearance from an object during an aerial application, which resulted in damage to the landing gear and led to the airplane ground looping during the subsequent landing.
Factual narrative
The pilot stated that the purpose of the flight was to perform an aerial application on a wheat field. During a pass, he mistakenly descended the airplane too early and struck a pipe on a center pivot irrigation system. As a result, the left main landing gear sustained damage, and the pilot flew the airplane back to the airport to land. Upon touchdown, the airplane ground looped due to the damage incurred by the landing gear. The airplane's left wing was damaged during the landing. The pilot reported that there were no mechanical malfunctions or failures with the airplane prior to striking the object. During an aerial application pass, the pilot mistakenly descended the airplane too early and struck a pipe on a center pivot irrigation system. As a result, the left main landing gear sustained damage, and the pilot flew the airplane back to the airport to land. The pilot stated that the airplane ground looped upon touchdown due to the damaged landing gear. The airplane's left wing was damaged during the ground loop. The pilot reported that there were no mechanical malfunctions or failures with the airplane prior to striking the object. Source: NTSB Aviation Accident Database Retrieved: 2026-02-12
NTSB Findings
FAA avdata. C = Cause, F = Factor.
- C Personnel issues-Psychological-Attention/monitoring-Monitoring environment-Pilot - C
- — Aircraft-Aircraft systems-Landing gear system-Main landing gear-Damaged/degraded
- C Environmental issues-Physical environment-Object/animal/substance-Pole-Response/compensation - C
Verbatim from NTSB's published report. Source file
NTSB_2012_WPR12CA229.txt.
Findings + structured fields enriched from FAA avall.mdb.
Full investigation docket on
data.ntsb.gov ↗.
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