# NTSB investigations: Bell 47G, OR

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 SEA89LA177](https://openairdocs.org/ntsb/SEA89LA177.md): Bell 47G · Corvallis, OR · Accident · Minor injuries · Limited investigation · Final report · Sep 25, 1989 · N47VS · Destroyed
  > Student pilot's improper use of the collective control while performing hovering autorotations, and the instructor's inadequate supervision of the student's actions, which resuled in hard landings. In addition, the engine mount was significantly weakened…
- [NTSB SEA75DYI01](https://openairdocs.org/ntsb/SEA75DYI01.md): Bell 47G · Midland, OR · Accident · No injuries · Closed · Jul 7, 1974 · N957B · Destroyed

## 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" = 'OR' 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 ('1181002'))
ORDER BY c."eventDate" DESC, c."ntsbNumber" DESC
```

This list as a web page: https://openairdocs.org/ntsb?model=1181002&state=OR

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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.