# NTSB investigations: Bell 47G: Loss of control - in flight

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 FTW98LA371](https://openairdocs.org/ntsb/FTW98LA371.md): Bell 47G · Monette, AR · Accident · No injuries · Limited investigation · Final report · Aug 17, 1998 · N2795A · Substantial damage
  > The pilot's failure to maintain control. A factor was his lack of total flight experience in helicopters.
- [NTSB MIA91LA141](https://openairdocs.org/ntsb/MIA91LA141.md): Bell 47-G · Aguadilla, PR · Accident · No injuries · Limited investigation · Final report · May 11, 1991 · N955B · Destroyed
  > The improper in flight planning/decision of the pilot-in-command to conduct an out-of-ground-effect hover with a right crosswind. This resulted in an in flight loss of control due to settling with power and in flight collision with terrain.
- [NTSB FTW86LA043](https://openairdocs.org/ntsb/FTW86LA043.md): Bell 47G · Beaumont, TX · Accident · No injuries · Limited investigation · Final report · Mar 18, 1986 · N2275B · Substantial damage
  > The pilot was taking off from an area which was protected from the wind by a large building. After obtaining translational lift and climbing above the building, a right quartering tail wind, with gusts to 20 knots, was encountered. The pilot stated he lost…
- [NTSB MKC85LA152](https://openairdocs.org/ntsb/MKC85LA152.md): Bell 47G · Pella, IA · Accident · Minor injuries · Limited investigation · Final report · Jul 10, 1985 · N75273 · Substantial damage
  > The purpose of the flt was to provede training in aerial application procedures and techniques for the plt/owner of N75273. The instructor plt has extensive experience in this m/m and was at the controls. He was demonstrating a turn around at the end of a…
- [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 CHI82DA176](https://openairdocs.org/ntsb/CHI82DA176.md): Bell 47G-1 · Cincinnati, OH · Accident · Minor injuries · Final report · May 20, 1982 · N141B · Substantial damage
  > The fore and aft cyclic control linkage tube became disconnected in flight. An emergency descent, using collective "s" turns to reduce airspeed was performed. The pilot intentionally collided with trees during the forced landing to cushion the fall.…
- [NTSB MKC82DA080](https://openairdocs.org/ntsb/MKC82DA080.md): Bell 47G-2 · Osage Beech, MO · Accident · No injuries · Final report · May 15, 1982 · N208B · Destroyed
  > Shortly after the helicopter cleared the helipad the pilot noticed that although he had the cyclic positioned in the full forward position against the stop the airspeed was gradually decaying. The pilot then removed his seatbeat and moved forward. Along with…

## 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."mKey" IN (SELECT x.case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_aircrafts.parquet' x WHERE x.aircraft_model_code IN ('1181002')
    AND EXISTS (SELECT 1 FROM 'https://openairdocs.org/data/latest/ntsb_occurrences.parquet' o WHERE o.case_mkey = x.case_mkey AND o.aircrafts_position = x.position AND o."occurrenceNumber" = 1 AND o."occurrenceCode" = 250))
ORDER BY c."eventDate" DESC, c."ntsbNumber" DESC
```

This list as a web page: https://openairdocs.org/ntsb?model=1181002&occurrence=250

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