# NTSB investigations, CA: Roll over

NTSB aviation accident and incident investigations since 1962: the probable cause, findings, aircraft, crew, weather and docket of each, linked to the FAA registry and the FAA’s own reports.

## Latest cases

- [NTSB LAX07CA041](https://openairdocs.org/ntsb/LAX07CA041.md): Robinson R22 Beta II · Tulare, CA · Accident · No injuries · Data collection · Final report · Feb 27, 2007 · N199K · Substantial damage
  > The student pilot's improper use of the collective and cyclic control, which induced a dynamic rollover. Also causal was the certificated flight instructor's inadequate supervision and delayed remedial action.
- [NTSB LAX07CA043](https://openairdocs.org/ntsb/LAX07CA043.md): Robinson R22 Beta · Santa Clarita, CA · Accident · No injuries · Data collection · Final report · Nov 21, 2006 · N994HV · Substantial damage
  > the student pilot's inadequate compensation for wind conditions and the instructor's failure to arrest the descent, which resulted in a dynamic rollover. Also causal was the inadequate supervision by the instructor. A factor in the accident was the wind shift…
- [NTSB LAX06CA116](https://openairdocs.org/ntsb/LAX06CA116.md): Robinson R22 · El Monte, CA · Accident · Minor injuries · Data collection · Final report · Feb 15, 2006 · N23617 · Substantial damage
  > the pilot's inadequate compensation for the wind conditions, which resulted in the helicopter dynamically rolling over.
- [NTSB LAX05CA291](https://openairdocs.org/ntsb/LAX05CA291.md): Robinson R22 · Santa Clarita, CA · Accident · No injuries · Data collection · Final report · Sep 8, 2005 · N8348T · Substantial damage
  > the pilot's improper use of the collective control while attempting to free the right skid, which induced a dynamic rollover.
- [NTSB LAX05CA095](https://openairdocs.org/ntsb/LAX05CA095.md): Robinson R44 · Lake Arrowhead, CA · Accident · Minor injuries · Data collection · Final report · Feb 14, 2005 · N44NG · Substantial damage
  > the certified flight instructor's failure to adequately compensate for wind conditions and his selection of terrain unsuitable for a safe takeoff which resulted in a dynamic rollover.
- [NTSB LAX04CA146](https://openairdocs.org/ntsb/LAX04CA146.md): Robinson R22 Beta · Long Beach, CA · Accident · Minor injuries · Data collection · Final report · Mar 6, 2004 · N7188S · Substantial damage
  > the student pilot's improper use of the cyclic control and the certified flight instructor's inadequate supervision, which resulted in a rollover.
- [NTSB LAX02LA149](https://openairdocs.org/ntsb/LAX02LA149.md): Sierra RAF 2000 GTX-SE · Lompoc, CA · Accident · No injuries · Limited investigation · Final report · May 5, 2002 · N256SB · Substantial damage
  > The pilot's failure to compensate for wind condition.
- [NTSB LAX01LA227](https://openairdocs.org/ntsb/LAX01LA227.md): Bell 206B · Salinas, CA · Accident · No injuries · Limited investigation · Final report · Jun 29, 2001 · N2269A · Substantial damage
  > the student's improper use of the cyclic controls and his failure to relinquish aircraft control, and the flight instructor's inadequate supervision.
- [NTSB LAX01LA190](https://openairdocs.org/ntsb/LAX01LA190.md): Robinson R22B · Murietta, CA · Accident · No injuries · Limited investigation · Final report · May 24, 2001 · N2352G · Substantial damage
  > The solo student's improper use of the flight controls that resulted in a dynamic rollover during the attempted takeoff.
- [NTSB LAX01LA156](https://openairdocs.org/ntsb/LAX01LA156.md): Robinson R22 beta · Fortuna, CA · Accident · No injuries · Limited investigation · Final report · Apr 23, 2001 · N806EH · Substantial damage
  > The student's improper procedure during a practice emergency that exceeded the instructor's reaction capability.
- [NTSB LAX01LA002](https://openairdocs.org/ntsb/LAX01LA002.md): Robinson R22 Beta · Long Beach, CA · Accident · Minor injuries · Limited investigation · Final report · Oct 3, 2000 · N8340N · Substantial damage
  > The dual student's improper use of the collective and the flight instructor's inadequate supervision during the practice hovering autorotation maneuver. A factor was the underlying soft dirt terrain, which promoted the rollover event.
- [NTSB LAX00LA016](https://openairdocs.org/ntsb/LAX00LA016.md): Bell 206-B3 · Soda Springs, CA · Accident · Minor injuries · Limited investigation · Final report · Oct 18, 1999 · N2296N · Substantial damage
  > The failure of the pilot-in-command to maintain landing skid clearance during hover taxi, which resulted in a dynamic rollover.
- [NTSB LAX98LA249](https://openairdocs.org/ntsb/LAX98LA249.md): Bell 222B · Tranquility, CA · Accident · No injuries · Limited investigation · Final report · Jul 30, 1998 · N911RA · Destroyed
  > The pilot's delayed initiation of a go-around when the severity of the dust condition first became apparent. Contributing factors were dark night conditions and the obscuration from the dust.
- [NTSB LAX98LA170](https://openairdocs.org/ntsb/LAX98LA170.md): Robinson R22B · San Luis Obispo, CA · Accident · No injuries · Limited investigation · Final report · May 22, 1998 · N2312N · Substantial damage
  > The flight instructor's inadequate compensation for wind conditions, and his failure to maintain aircraft control. Contributing was wind gusts.
- [NTSB LAX98LA083](https://openairdocs.org/ntsb/LAX98LA083.md): Robinson R22 · Oxnard, CA · Accident · No injuries · Limited investigation · Final report · Jan 31, 1998 · N2308X · Substantial damage
  > The pilot's improper use of the collective during the initiation of the rollover, which prevented the recovery from the condition.
- [NTSB LAX97LA317](https://openairdocs.org/ntsb/LAX97LA317.md): Bell 206B · Napa, CA · Accident · Minor injuries · Limited investigation · Final report · Sep 8, 1997 · N770GG · Substantial damage
  > Failure of the pilot to perform an adequate preflight, which resulted in him failing to notice and release the tie down chains.
- [NTSB LAX96LA346](https://openairdocs.org/ntsb/LAX96LA346.md): Bell 206B · Fillmore, CA · Accident · No injuries · Limited investigation · Final report · Sep 30, 1996 · N59576 · Substantial damage
  > the flight instructor's inadequate supervision and delay in taking remedial action to stop the aircraft's lateral movement, which resulted in a dynamic rollover after touchdown.
- [NTSB LAX95LA271](https://openairdocs.org/ntsb/LAX95LA271.md): Hughes 269C · Redlands, CA · Accident · Minor injuries · Limited investigation · Final report · Jul 27, 1995 · N747MK · Substantial damage
  > The company's maintenance personnel improper servicing of the landing skid actuators.
- [NTSB LAX95LA174](https://openairdocs.org/ntsb/LAX95LA174.md): Robinson R-22 · Long Beach, CA · Accident · No injuries · Limited investigation · Final report · Apr 29, 1995 · N9067B · Substantial damage
  > the pilot's misjudged landing flare. A factor in the accident was the illusion of a lower than actual altitude created by the high vegetation which led the pilot to flare early.
- [NTSB LAX95LA136](https://openairdocs.org/ntsb/LAX95LA136.md): Hughes 269A · Van Nuys, CA · Accident · Minor injuries · Limited investigation · Final report · Mar 16, 1995 · N8873F · Destroyed
  > the operation of the helicopter with improper adjustment of the landing gear and main rotor dampers due to the inadequate maintenance inspection of the helicopter by maintenance personnel and an inadequate preflight inspection by the pilot.
- [NTSB LAX95LA052](https://openairdocs.org/ntsb/LAX95LA052.md): Bell 206B · Julian, CA · Accident · No injuries · Limited investigation · Final report · Dec 15, 1994 · N37AJ · Substantial damage
  > the failure of the pilot to maintain a proper alignment during hover in a mountainous area.
- [NTSB LAX94LA037](https://openairdocs.org/ntsb/LAX94LA037.md): Robinson R-22 · Sacramento, CA · Accident · No injuries · Limited investigation · Final report · Nov 6, 1993 · N803EH · Substantial damage
  > Improper remedial action by the student pilot. Lack of total experience is a factor.
- [NTSB LAX92LA245](https://openairdocs.org/ntsb/LAX92LA245.md): Enstrom F28A · Hanford, CA · Accident · No injuries · Limited investigation · Final report · Jun 14, 1992 · N159Q · Substantial damage
  > The pilot's failure to maintain rotor RPM during the takeoff. Contributing factors were: the pilot's lack of familiarity with the aircraft and unfavorable winds that existed at the time of takeoff.
- [NTSB LAX92LA168](https://openairdocs.org/ntsb/LAX92LA168.md): Robinson R-22B · Carlsbad, CA · Accident · Minor injuries · Limited investigation · Final report · Apr 4, 1992 · N4071J · Substantial damage
  > The pilot's inadequate compensation for wind conditions, his failure to arrest the descent rate in a timely fashion, and the selection of unsuitable terrain on which to practice autorotations.
- [NTSB LAX92LA114](https://openairdocs.org/ntsb/LAX92LA114.md): Bell 206BIII · San Ardo, CA · Accident · Minor injuries · Limited investigation · Final report · Feb 10, 1992 · N3903L · Substantial damage
  > The pilot's decision to land in a plowed field made soft from winter rain shower activity.
- [NTSB LAX91LA407](https://openairdocs.org/ntsb/LAX91LA407.md): Robinson R-22 · Livermore, CA · Accident · No injuries · Limited investigation · Final report · Sep 26, 1991 · N2302A · Substantial damage
  > 1) Incorrect control input by the student pilot and 2) the flight instructor's inadequate supervision of his student. A contributing factor in this accident was the unfavorable wind conditions.
- [NTSB LAX91LA307](https://openairdocs.org/ntsb/LAX91LA307.md): Robinson R22A · El Cerrito, CA · Accident · Serious injuries · Limited investigation · Final report · Jul 11, 1991 · N4070H · Substantial damage
  > The instructor pilot's improper slope takeoff technique.
- [NTSB LAX90LA303](https://openairdocs.org/ntsb/LAX90LA303.md): Hughes 369D · Santa Monica, CA · Accident · No injuries · Limited investigation · Final report · Aug 24, 1990 · N5012A · Substantial damage
  > The pilot's decision to exit the helicopter with the engine running and no one at the controls.
- [NTSB LAX90LA210](https://openairdocs.org/ntsb/LAX90LA210.md): Hughes 269B · Paso Robles, CA · Accident · No injuries · Limited investigation · Final report · Jun 7, 1990 · N691RR · Substantial damage
  > This accident was dynamic rollover due to the terrain slope exceeding the capability of the helicopter.
- [NTSB LAX90LA186](https://openairdocs.org/ntsb/LAX90LA186.md): Hughes 269A · La Verne, CA · Accident · Minor injuries · Limited investigation · Final report · May 23, 1990 · N8793F · Substantial damage
  > Ground resonance due to an inadequately maintained strut.
- [NTSB LAX90LA164](https://openairdocs.org/ntsb/LAX90LA164.md): Bell 47G · Riverside, CA · Accident · Minor injuries · Limited investigation · Final report · May 4, 1990 · N9FK · Substantial damage
  > The pilot's failure to maintain control of the helicopter. A factor related to the accident was: the pilot's lack of experience in the type of aircraft.
- [NTSB LAX90LA091](https://openairdocs.org/ntsb/LAX90LA091.md): Robinson R-22 Beta · Corona, CA · Accident · No injuries · Limited investigation · Final report · Feb 16, 1990 · N777FH · Substantial damage
  > Helicopter rolling over in a dirt field after the pilot was demonstrating an engine faiure and autorotation maneuver.
- [NTSB LAX88FA085](https://openairdocs.org/ntsb/LAX88FA085.md): Bell 47G-2A1 · San Diego, CA · Accident · 1 fatal · Field investigation · Final report · Jan 13, 1988 · XBDGH · Destroyed
  > Pilots complacency in performing the preflight inspection. His failure to disconnect the two tie downs straps attached to the right side of the helicopter resulted the roll.
- [NTSB LAX86FUG04](https://openairdocs.org/ntsb/LAX86FUG04.md): Rotorway Scorpion 133 · Corona, CA · Accident · No injuries · Final report · Mar 2, 1986 · UNREG · Destroyed
  > The plt stated he was 'running up the engine' after making some adjustments. The helicopter was tied down when the plt lifted off to a 5 to 6 ft hover. The helicopter tipped to the right, the main rotor blades contacted the terrain and the helicopter rolled…
- [NTSB LAX84LA173](https://openairdocs.org/ntsb/LAX84LA173.md): Robinson R-22 · Riverside, CA · Accident · No injuries · Limited investigation · Final report · Feb 10, 1984 · N9026R · Substantial damage
  > The acc occurred when the prospective buyer plt started to pick up the rotorcraft with too much aft cyclic. The rt rear skid dug into the ground and the acft rolled over.
- [NTSB LAX82FA343](https://openairdocs.org/ntsb/LAX82FA343.md): Hughes 269C · North Highlands, CA · Accident · Serious injuries · Field investigation · Final report · Sep 13, 1982 · N8651F · Destroyed
  > The purpose of the flight was to conduct a rotorcraft/helicopter certified flight instructor (CFI) check ride for the pilot-in-command (PIC). The check pilot was an FAA inspector with no previous flight time in this make and model; however, he had 1816 hrs…

## The whole list in SQL

Runs in DuckDB 1.2 or later on the release's Parquet files over HTTPS:

```sql
SELECT c."ntsbNumber", c."eventDate", c."eventType", c."eventCity", c."eventStateOrRegion", a.n_number, a."aircraftMake", a."aircraftModel", c."highestInjuryLevel", c."totalFatal", c."completionStatus", c.report_url
FROM 'https://openairdocs.org/data/latest/ntsb_case_detail.parquet' c LEFT JOIN 'https://openairdocs.org/data/latest/ntsb_aircrafts.parquet' a ON a.case_mkey = c."mKey" AND a.position = 1
WHERE c."eventStateOrRegion" = 'CA' AND c."eventCountry" = 'USA'
  AND c."mKey" IN (SELECT o.case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_occurrences.parquet' o WHERE o."occurrenceNumber" = 1 AND o."occurrenceCode" = 380)
ORDER BY c."eventDate" DESC, c."ntsbNumber" DESC
```

This list as a web page: https://openairdocs.org/ntsb?occurrence=380&state=CA

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OpenAirDocs.org is an independent research project of [Contrail Labs](https://contraillabs.com/). It is not affiliated with the FAA or the NTSB. Source documents are U.S. government works in the public domain.