# NTSB investigations: Bell 47G-3B-1, 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 WPR10CA470](https://openairdocs.org/ntsb/WPR10CA470.md): Bell 47G · Gaston, OR · Accident · No injuries · Data collection · Final report · Sep 26, 2010 · N7860S · Substantial damage
  > The pilot's failure to maintain tail rotor clearance while landing on a transport trailer positioned on an uneven surface.
- [NTSB SEA04LA114](https://openairdocs.org/ntsb/SEA04LA114.md): Bell 47G-3B-1 · Medford, OR · Accident · Serious injuries · Limited investigation · Final report · Jun 23, 2004 · N73909 · Substantial damage
  > The pilot's failure to maintain clearance from a tree while maneuvering. Trees were a factor.
- [NTSB SEA03LA189](https://openairdocs.org/ntsb/SEA03LA189.md): Bell 47G-3B-1 · Diamond, OR · Accident · Serious injuries · Limited investigation · Final report · Sep 12, 2003 · N48020 · Substantial damage
  > Loss of engine power for undetermined reasons during hover.
- [NTSB SEA00LA124](https://openairdocs.org/ntsb/SEA00LA124.md): Bell 47G · Haines, OR · Accident · Minor injuries · Limited investigation · Final report · Jul 4, 2000 · N30DP · Substantial damage
  > The pilot's failure to correctly judge his rate of descent and his failure to initiate his level off soon enough to keep the helicopter from impacting the terrain. Factors include hilly terrain near the edge of the field he was spraying.
- [NTSB SEA94LA065](https://openairdocs.org/ntsb/SEA94LA065.md): Bell 47G-3B-1 · Gold Hill, OR · Accident · Serious injuries · Limited investigation · Final report · Feb 24, 1994 · N73909 · Destroyed
  > Separation of the crossover fuel line, and the inability of the pilot in command to maintain a proper rate of descent during the autorotation.
- [NTSB SEA92LA067](https://openairdocs.org/ntsb/SEA92LA067.md): Bell 47G3B1 · Miltonfreewater, OR · Accident · No injuries · Limited investigation · Final report · Apr 2, 1992 · N7920S · Substantial damage
  > The inadequate prelight preparation by the pilot in his failure to ensure the filler hose was removed before attempting to takeoff.
- [NTSB SEA86LA182](https://openairdocs.org/ntsb/SEA86LA182.md): Bell 47G3B1 · Albany, OR · Accident · Serious injuries · Limited investigation · Final report · Jul 29, 1986 · N9417A · Substantial damage
  > A Bell 47G3B1 crashed into the south santiam river after contacting power lines while on an instructional flight. The CFI (helicopter) plt received serious injuries and the private plt (airplane) helicopter student received minor injuries. The helicopter…
- [NTSB SEA86LA105](https://openairdocs.org/ntsb/SEA86LA105.md): Bell 47G3B1 · Albany, OR · Accident · No injuries · Limited investigation · Final report · Apr 15, 1986 · N9417A · Substantial damage
  > The plt reported that after aprx 15 minutes of flt, the eng sputtered 2 or 3 times. An autorotation was performed onto rough terrain during which the tail rotor drive shaft was damaged by the main rotor blades. Post accident inspection revealed a hole in the…
- [NTSB SEA85LA174](https://openairdocs.org/ntsb/SEA85LA174.md): Bell 47G-3B-1 · Lebanon, OR · Accident · No injuries · Limited investigation · Final report · Jul 19, 1985 · N9417A · Substantial damage
  > The plt stated he performed 4 circling approaches over a sand bar and on the 5th approcah, rotor RPM decayed. Unable to regain the RPM, a hard landing resulted during which the main rotor blades severed the tailrotor.
- [NTSB SEA80FA018](https://openairdocs.org/ntsb/SEA80FA018.md): Bell 47G3B1 · Jefferson, OR · Accident · 2 fatal · Closed · Jan 30, 1980 · N73285 · Destroyed
- [NTSB SEA78DYK11](https://openairdocs.org/ntsb/SEA78DYK11.md): Bell 47G3B1 · Myrtle Creek, OR · Accident · No injuries · Closed · Mar 6, 1978 · N73984 · Substantial damage
- [NTSB SEA78FYM02](https://openairdocs.org/ntsb/SEA78FYM02.md): Bell 47G3B1 · Alsea, OR · Accident · Minor injuries · Closed · Oct 2, 1977 · N1199W · Substantial damage
- [NTSB SEA74DYC54](https://openairdocs.org/ntsb/SEA74DYC54.md): Bell 47G-3B · North Powder, OR · Accident · Minor injuries · Closed · May 24, 1974 · N73940 · Substantial damage
- [NTSB SEA73FYC37](https://openairdocs.org/ntsb/SEA73FYC37.md): Bell 47G-3B · Warm Springs, OR · Accident · Serious injuries · Closed · Jun 21, 1973 · N1324X · Destroyed
- [NTSB SEA72DYC08](https://openairdocs.org/ntsb/SEA72DYC08.md): Bell 47G3B1 · Legrande, OR · Accident · No injuries · Closed · Jul 20, 1971 · N1324X · Destroyed
- [NTSB SEA71FYC38](https://openairdocs.org/ntsb/SEA71FYC38.md): Bell 47G-3B · Elgin, OR · Accident · No injuries · Closed · Apr 30, 1971 · N73940 · Substantial damage
- [NTSB SEA71DVQ16](https://openairdocs.org/ntsb/SEA71DVQ16.md): Bell 47G-2 · Sixes, OR · Accident · No injuries · Closed · Dec 21, 1970 · N73284 · Substantial damage
- [NTSB SEA70DWA14](https://openairdocs.org/ntsb/SEA70DWA14.md): Bell 47G3B1 · Cove, OR · Accident · No injuries · Closed · May 3, 1970 · N73940 · Substantial damage
- [NTSB SEA68A0010](https://openairdocs.org/ntsb/SEA68A0010.md): Bell 47G3B1 · Rufus, OR · Accident · 1 fatal · Closed · Jul 30, 1967 · N8518F · Destroyed
- [NTSB SEA67A0045](https://openairdocs.org/ntsb/SEA67A0045.md): Bell 47G3B1 · Yachats, OR · Accident · No injuries · Closed · Dec 14, 1966 · N8554F · 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" = '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 ('1181028', '118103A'))
ORDER BY c."eventDate" DESC, c."ntsbNumber" DESC
```

This list as a web page: https://openairdocs.org/ntsb?model=1181028&state=OR

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