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Atlas / NTSB / GAA19CA095

NTSB CAROL · Event

Event GAA19CA095

2018-12-12 Chino, California, United States Airport · CNO None 1 aircraft Status: Completed

Aircraft involved

Probable cause & findings

The flight instructor's failure to maintain directional control during landing.

Factual narrative

The flight instructor reported that, during landing, he was on the flight controls while the student pilot flew. During the touchdown the airplane was right of the centerline and the student either added left brake or left rudder, which made the airplane enter a skid. The instructor then added full right rudder, but the airplane exited the runway to the left and struck a runway sign. Subsequently, the airplane came to rest inverted. The airplane sustained substantial damage to the fuselage and empennage. The flight instructor reported that there were no preaccident mechanical failures or malfunctions with the airplane that would have precluded normal operation. The flight instructor reported that, during landing, he was on the flight controls while the student pilot flew the airplane. During the touchdown, the airplane was right of the centerline, and the student either added left brake or left rudder, and the airplane entered a skid. The instructor then added full right rudder, but the airplane exited the runway to the left and struck a runway sign. Subsequently, the airplane came to rest inverted. The airplane sustained substantial damage to the fuselage and empennage. The instructor reported that there were no preaccident mechanical failures or malfunctions with the airplane that would have precluded normal operation. Source: NTSB Aviation Accident Database Retrieved: 2026-02-12

NTSB Findings

Hierarchical cause / factor breakdown from the FAA bulk avdata database. Each finding tagged C (Cause) or F (Factor).

  • C Aircraft-Aircraft oper/perf/capability-Performance/control parameters-Directional control-Not attained/maintained - C
  • C Personnel issues-Task performance-Use of equip/info-Aircraft control-Instructor/check pilot - C
  • Environmental issues-Physical environment-Object/animal/substance-Sign/marker-Contributed to outcome

Verbatim from NTSB's published report. Source file NTSB_2018_GAA19CA095.txt. Findings + structured fields enriched from FAA avall.mdb. Full investigation docket on data.ntsb.gov ↗.