# NTSB investigations: Bell 47G-3B, MN

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 CHI08CA254](https://openairdocs.org/ntsb/CHI08CA254.md): Bell 47G-3B · Kenyon, MN · Accident · No injuries · Data collection · Final report · Aug 14, 2008 · N47AH · Substantial damage
  > The pilot's inadequate preflight planning which resulted in the helicopter settling with power.
- [NTSB MKC89LA181](https://openairdocs.org/ntsb/MKC89LA181.md): Bell 47G-B3 · Waseca, MN · Accident · Minor injuries · Limited investigation · Final report · Aug 15, 1989 · N8471E · Substantial damage
  > Inadequate preflight by the pilot which resulted in fuel exhaustion due to an inadequate supply of fuel. The tailwind, high obstruction (power line), and crop (beans) were contributing factors.
- [NTSB CHI83LA264](https://openairdocs.org/ntsb/CHI83LA264.md): Bell 47-G3B · Litchfield, MN · Accident · No injuries · Limited investigation · Final report · Jun 17, 1983 · N8471E · Substantial damage
  > The helicopter rolled over while attempting a takeoff after servicing from a truck platform for a spraying operation. The hose used to put the chemical spray into the hopper was not removed. When takeoff was attempted the acft was tethered to the ground rig…
- [NTSB MKC65A0056](https://openairdocs.org/ntsb/MKC65A0056.md): Bell 47G3B · Edina, MN · Accident · Serious injuries · Closed · Apr 1, 1965 · N73222 · Substantial damage

## 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" = 'MN' 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 ('1181026'))
ORDER BY c."eventDate" DESC, c."ntsbNumber" DESC
```

This list as a web page: https://openairdocs.org/ntsb?model=1181026&state=MN

---
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.