# NTSB investigations: Schweizer 269C: Loss of control in flight

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 CEN12CA431](https://openairdocs.org/ntsb/CEN12CA431.md): Schweizer 269C · Denton, TX · Accident · No injuries · Data collection · Final report · Jul 6, 2012 · N565LH · Substantial damage
  > The flight instructor and student pilot exceeded the helicopter's takeoff performance, which resulted in low rotor rpm and settling.
- [NTSB WPR12CA100](https://openairdocs.org/ntsb/WPR12CA100.md): Schweizer 269C · Las Vegas, NV · Accident · Minor injuries · Data collection · Final report · Feb 11, 2012 · N20536 · Substantial damage
  > The pilot's inadequate compensation for the known wind conditions during a hovering maneuver, which resulted in a loss of tail rotor effectiveness and directional control.
- [NTSB CEN11CA442](https://openairdocs.org/ntsb/CEN11CA442.md): Schweizer 269C · Katy, TX · Accident · No injuries · Data collection · Final report · Jul 3, 2011 · N72DC · Substantial damage
  > The pilot's failure to maintain adequate rotor rpm during a low-altitude maneuvering flight.
- [NTSB CEN11LA397](https://openairdocs.org/ntsb/CEN11LA397.md): Schweizer 269C · Grand Forks, ND · Accident · No injuries · Limited investigation · Final report · Jun 15, 2011 · N2077E · Substantial damage
  > The student pilot's inadequate recovery from an autorotation and the CFI's delayed remedial action.
- [NTSB WPR11CA250](https://openairdocs.org/ntsb/WPR11CA250.md): Schweizer 269C · Las Vegas, NV · Accident · Serious injuries · Data collection · Final report · Jun 4, 2011 · N6128U · Substantial damage
  > The pilot's failure to maintain adequate clearance from terrain while attempting a transition from hovering flight to forward flight over a mesa in windy, downdraft conditions.
- [NTSB WPR10CA442](https://openairdocs.org/ntsb/WPR10CA442.md): Schweizer 269C · Caldwell, ID · Accident · No injuries · Data collection · Final report · Aug 31, 2010 · N1534C · Substantial damage
  > The failure of both pilots to maintain adequate main rotor RPM, the flight instructor's delayed remedial actions, and inadequate supervision of the flight.
- [NTSB CEN10LA408](https://openairdocs.org/ntsb/CEN10LA408.md): Schweizer 269C · Minden, NE · Accident · No injuries · Limited investigation · Final report · Jul 19, 2010 · N410JM · Substantial damage
  > The pilot's inadequate flare during an autorotation, which resulted in a hard landing and subsequent rollover.
- [NTSB CEN10CA390](https://openairdocs.org/ntsb/CEN10CA390.md): Schweizer 269C · Santa Rosa, NM · Accident · No injuries · Data collection · Final report · Jul 9, 2010 · N9421G · Substantial damage
  > The student pilot's failure to maintain control of the helicopter while landing in gusty surface winds conditions. Contributing to the accident was the flight instructor's inadequate monitoring of the flight.
- [NTSB CEN10CA183](https://openairdocs.org/ntsb/CEN10CA183.md): Schweizer 269C · Idledale, CO · Accident · Minor injuries · Data collection · Final report · Apr 4, 2010 · N67TK · Substantial damage
  > The flight instructor's delayed remedial actions to regain rotor rpm, resulting in a rapid descent and hard landing.
- [NTSB LAX08CA069](https://openairdocs.org/ntsb/LAX08CA069.md): Schweizer 269C · Las Vegas, NV · Accident · Minor injuries · Data collection · Final report · Feb 29, 2008 · N958CP · Substantial damage
  > The certificated flight instructor's delayed remedial action, and inadequate supervision while landing on a pinnacle. Factors contributing to the accident were the lack of suitable terrain for a forced landing, and the student's failure to maintain rotor rpm.

## 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."mKey" IN (SELECT x.case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_aircrafts.parquet' x WHERE x.aircraft_model_code IN ('8059502')
    AND EXISTS (SELECT 1 FROM 'https://openairdocs.org/data/latest/ntsb_events.parquet' s WHERE s.case_mkey = x.case_mkey AND s.aircrafts_position = x.position AND s."tier2Number" = '240' AND s.case_mkey IN (SELECT case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_events.parquet' WHERE "isDefiningEvent")))
ORDER BY c."eventDate" DESC, c."ntsbNumber" DESC
```

This list as a web page: https://openairdocs.org/ntsb-events/240/sequence?model=8059502

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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.
