# NTSB investigations: Schweizer 269C-1, CA

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 WPR18LA265](https://openairdocs.org/ntsb/WPR18LA265.md): Schweizer 300CBi 269C1 · Granada Hills, CA · Accident · No injuries · Class 3 · Limited · Final report · Sep 15, 2018 · N2128T · Substantial damage
  > A partial loss of engine power that was the result of a loss of compression in the No. 1 and 4 cylinders due to damage and material separation from the exhaust valve heads, which resulted in a subsequent forced, hard landing. Contributing to the accident was…
- [NTSB LAX08LA213](https://openairdocs.org/ntsb/LAX08LA213.md): Schweizer 269 C-1 · Sunol, CA · Accident · 2 fatal · Limited investigation · Final report · Jul 4, 2008 · N2011A · Destroyed
  > The pilots' failure to maintain adequate clearance from transmission wires during cruise flight. Contributing to the accident were the dark night and low fog.
- [NTSB LAX06LA290](https://openairdocs.org/ntsb/LAX06LA290.md): Schweizer 269C-1 · Van Nuys, CA · Accident · No injuries · Limited investigation · Final report · Sep 10, 2006 · N323CP · Substantial damage
  > Inadequate maintenance adjustment and missing mixture spring, which resulted in a loss of engine power during approach.
- [NTSB LAX06LA123](https://openairdocs.org/ntsb/LAX06LA123.md): Schweizer 269C-1 · Valencia, CA · Accident · 1 fatal · Limited investigation · Final report · Feb 25, 2006 · N61466 · Destroyed
  > The certified flight instructor's failure to maintain an adequate clearance from objects.
- [NTSB LAX04LA331](https://openairdocs.org/ntsb/LAX04LA331.md): Schweizer 269C-1 · Burbank, CA · Accident · No injuries · Limited investigation · Final report · Sep 25, 2004 · N61413 · Substantial damage
  > the failure of maintenance personnel to correctly service the forward landing gear strut dampers in accordance with the manufacturer's maintenance instructions.
- [NTSB LAX04CA233](https://openairdocs.org/ntsb/LAX04CA233.md): Schweizer 269C-1 · Brentwood, CA · Accident · No injuries · Data collection · Final report · Jun 5, 2004 · N9421K · Substantial damage
  > the student's improper use of the cyclic control, the flight instructor's inadequate supervision, and his delayed remedial action. A factor in the accident was the CFI's diverted attention.
- [NTSB LAX04LA197](https://openairdocs.org/ntsb/LAX04LA197.md): Schweizer 269C-1 · Van Nuys, CA · Accident · No injuries · Limited investigation · Final report · Apr 27, 2004 · N61415 · Substantial damage
  > the failure of maintenance personnel to ensure the proper charge of the aft landing gear dampers in accordance with the manufacturer's recommendations.
- [NTSB LAX03LA010](https://openairdocs.org/ntsb/LAX03LA010.md): Schweizer 269C · Hayward, CA · Accident · No injuries · Limited investigation · Final report · Oct 18, 2002 · N61416 · Substantial damage
  > The flight instructor's inadequate supervision and delayed remedial action, which resulted in a hard landing.
- [NTSB LAX02LA228](https://openairdocs.org/ntsb/LAX02LA228.md): Schweizer 269C-1 · Concord, CA · Accident · No injuries · Limited investigation · Final report · Jul 15, 2002 · N20256 · Substantial damage
  > The main rotor mast support tube failure as a result of fatigue.
- [NTSB LAX00LA216](https://openairdocs.org/ntsb/LAX00LA216.md): Schweizer 269C-1 · Brentwood, CA · Accident · No injuries · Limited investigation · Final report · Jun 5, 2000 · N2029H · Substantial damage
  > The student's improper execution of a quick-stop maneuver in that he misjudged his altitude and failed to terminate at a stationary hover prior to descending to a low hover. This resulted in an excessive engine power requirement and the student improperly…
- [NTSB LAX99LA166](https://openairdocs.org/ntsb/LAX99LA166.md): Schweizer 269C-1 · Concord, CA · Accident · No injuries · Limited investigation · Final report · Apr 30, 1999 · N6148V · Substantial damage
  > The inadequate supervision of the student pilot by the flight instructor during the practice autorotation, which resulted in a delayed flare and the tail rotor contacting the ground. A factor was a misinterpreted communication between the flight instructor…

## 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 x.case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_aircrafts.parquet' x WHERE x.aircraft_model_code IN ('8059504'))
ORDER BY c."eventDate" DESC, c."ntsbNumber" DESC
```

This list as a web page: https://openairdocs.org/ntsb?model=8059504&state=CA

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