# NTSB investigations: Enstrom F-28F, 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 LAX99LA112](https://openairdocs.org/ntsb/LAX99LA112.md): Enstrom F-28F · San Jose, CA · Accident · No injuries · Limited investigation · Final report · Feb 27, 1999 · N5700C · Substantial damage
  > The loss of aircraft control due to the pilot's sudden application of collective combined with excessive cyclic inputs.
- [NTSB LAX97LA224](https://openairdocs.org/ntsb/LAX97LA224.md): Enstrom F-28-F · Riverside, CA · Accident · Minor injuries · Limited investigation · Final report · Jun 25, 1997 · N99YC · Substantial damage
  > failure by unknown maintenance personnel to retorque the nuts on the retainer cover.
- [NTSB LAX90LA155](https://openairdocs.org/ntsb/LAX90LA155.md): Enstrom F28F · Corona, CA · Accident · No injuries · Limited investigation · Final report · Apr 27, 1990 · N756H · Substantial damage
  > The partial failure of the engine's right magneto, which resulted in a loss of engine power.
- [NTSB LAX89FA238](https://openairdocs.org/ntsb/LAX89FA238.md): Enstrom F28F · Oakland, CA · Accident · No injuries · Field investigation · Final report · Jul 11, 1989 · N288 · Substantial damage
  > Failure of the pilot to properly maintain rotor RPM throughout the autorotation.

## 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 ('3300412'))
ORDER BY c."eventDate" DESC, c."ntsbNumber" DESC
```

This list as a web page: https://openairdocs.org/ntsb?model=3300412&state=CA

---
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.