NTSB CAROL · Event
Event NYC90LA177
Aircraft involved
Probable cause & findings
IMPROPER USE OF THE FLIGHT CONTROLS BY THE STUDENT PILOT.
Factual narrative
THE STUDENT PILOT WAS MAKING HIS FIRST SUPERVISED SOLO. AFTER APPROXIMATELY 7 MINUTES OF HOVERING, THE PILOT ATTEMPTED TO CORRECT FOR A SLIGHT TURN TO THE RIGHT. THE HELICOPTER MADE AT LEAST 2 RAPID 360 DEGREE TURNS TO THE RIGHT AND SETTLED ON THE REAR OF THE RIGHT SKID, ROLLING OVER ON THE RIGHT SIDE. NO EVIDENCE OF A PRE EXISTING FAILURE OR MALFUNCTION WAS NOTED WITH THE FLIGHT CONTROLS. Source: NTSB Aviation Accident Database (Pre-2008 Archive) Retrieved: 2026-02-12
Verbatim from NTSB's published report. Source file
NTSB_1990_NYC90LA177.txt.
Findings + structured fields enriched from FAA avall.mdb.
Full investigation docket on
data.ntsb.gov ↗.
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