# NTSB investigations: Bell 47G, 1983

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 LAX84LA108](https://openairdocs.org/ntsb/LAX84LA108.md): Bell 47G · El Cajon, CA · Accident · No injuries · Limited investigation · Final report · Dec 21, 1983 · N4475 · Substantial damage
  > During a demonstration to show his student how to autorotate fm a 2 ft height AGL the instructor reduced pwr and inadvertently applied fwd cyclic. The front portion of the skids hit the gd followed by the main rotor blades. Helicopter then rocked backwards,…
- [NTSB LAX83FA448](https://openairdocs.org/ntsb/LAX83FA448.md): Bell 47G · Oceanside, CA · Accident · No injuries · Field investigation · Final report · Sep 19, 1983 · N62221 · Substantial damage
  > Shortly after takeoff, the eng lost power at an alt of aprx 400 ft AGL. An autorotative landing was made on uneven terrain beside a stream with weeds aprx 3 ft high. During touchdown, the main rotor struck the tail boom. An inspection of the engine revealed…
- [NTSB ATL83LA354](https://openairdocs.org/ntsb/ATL83LA354.md): Bell 47G · Charleston, WV · Accident · No injuries · Limited investigation · Final report · Sep 7, 1983 · N88754 · Substantial damage
  > The helicopter settled after takeoff and rolled over after touching down on sloping terrain. One of the two pilots aboard was being transported to receive a private rating in helicopters. He had been endorsed for solo in the Bell 47 and had flown the Bell 47…
- [NTSB NYC83FHM01](https://openairdocs.org/ntsb/NYC83FHM01.md): Bell 47G · Plainsboro, NJ · Accident · Minor injuries · Final report · May 15, 1983 · N6597D · Destroyed
  > The acft collided with the ground after a tail rotor drive shaft failed. The plt lost tail rotor control during an aerial application maneuver. The metallurgist report of examination and discovery of fatigue fracture after the accident is a part of the…

## 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 year(c."eventDate") = 1983
  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&year=1983

---
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.