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GAA17CA573

2017-09-22 · Chino, California, United States · None · 1 aircraft · Status: Completed

Airport CNO

Current FAA registration · N520KS

Make / Model
CESSNA 172S
Year of manufacture
2004 · 13 years old at event
Engine
LYCOMING IO-360-L2A (180 hp)
Seats / Engines
4 seats · 1 engine
Last airworthiness date
20140730
ADS-B equipped
Yes — Mode-S A689E0

Source: FAA Aircraft Registry (releasable master file).

Aircraft involved

Probable cause & findings

An in-flight collision with a bird while on downwind.

Factual narrative

The flight instructor reported that, while the student pilot was flying on downwind, he noticed a bird approaching the airplane. He added that he took the flight controls from the student, banked left, but the airplane struck the bird. The airplane landed without further incident. The airplane sustained substantial damage to the left wing. The flight instructor reported that there were no preaccident mechanical failures or malfunctions with the airplane that would have precluded normal operation. The Federal Aviation Administration Airport Facility Diagram page for the airport in part stated: "Birds and wildlife on and invof [in vincinity of] arpt." The flight instructor reported that, while the student pilot was flying on downwind, he noticed a bird approaching the airplane. He added that he took the flight controls from the student and banked left, but the airplane struck the bird. The airplane landed without further incident. The airplane sustained substantial damage to the left wing. The flight instructor reported that there were no preaccident mechanical failures or malfunctions with the airplane that would have precluded normal operation. The Federal Aviation Administration Airport Facility Diagram page for the airport stated, in part: "Birds and wildlife on and invof [in vicinity of] arpt." Source: NTSB Aviation Accident Database Retrieved: 2026-02-12

NTSB Findings

FAA avdata. C = Cause, F = Factor.

  • C Environmental issues-Physical environment-Object/animal/substance-Animal(s)/bird(s)-Ability to respond/compensate - C

Verbatim from NTSB's published report. Source file NTSB_2017_GAA17CA573.txt. Findings + structured fields enriched from FAA avall.mdb. Full investigation docket on data.ntsb.gov ↗.

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