# NTSB investigations: Enstrom F-28C, AZ

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 LAX97LA133](https://openairdocs.org/ntsb/LAX97LA133.md): Enstrom F-28C · Sacaton, AZ · Accident · No injuries · Limited investigation · Final report · Mar 27, 1997 · N294SB · Substantial damage
  > the pilot's improper use of the collective by not maintaining rotor rpm during takeoff from a confined area.
- [NTSB LAX83FA266](https://openairdocs.org/ntsb/LAX83FA266.md): Enstrom F28C · Mesa, AZ · Accident · Serious injuries · Field investigation · Final report · Jun 7, 1983 · N51684 · Destroyed
  > The pilot had taken off, went into a normal hover, then traveled about 200 feet for a pattern climb-out when he radioed the tower that the acft did not feel right. The acft started to fishtail. The pilot tried to autorotate but could not stop the rate of…
- [NTSB LAX82DA283](https://openairdocs.org/ntsb/LAX82DA283.md): Enstrom F28C · Phoenix, AZ · Accident · No injuries · Final report · Jul 31, 1982 · N5688N · Substantial damage
  > The helicopter made a forced landing in a cotton field after tail rotor driveshaft failure. Examination showed a ductileshear overload failure. No evidence of fatigue was reported.

## 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" = 'AZ' 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 ('3300407'))
ORDER BY c."eventDate" DESC, c."ntsbNumber" DESC
```

This list as a web page: https://openairdocs.org/ntsb?model=3300407&state=AZ

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