# NTSB investigations: Bell 47G, CA

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 GAA16CA143](https://openairdocs.org/ntsb/GAA16CA143.md): Bell 47 · Agua Dulce, CA · Accident · Minor injuries · Data collection · Final report · Mar 2, 2016 · N568TB · Substantial damage
  > The pilot's failure to set the appropriate collective friction prior to releasing the collective in flight, which resulted in decreased main rotor pitch, settling with power, and an impact with terrain.
- [NTSB WPR14CA196](https://openairdocs.org/ntsb/WPR14CA196.md): Bell 47G · Bakersfield, CA · Accident · No injuries · Data collection · Final report · May 18, 2014 · N16414 · Substantial damage
  > The pilot's failure to maintain aircraft control after the helicopter's skid catching on the side of a trailer during takeoff, which resulted in a dynamic rollover.
- [NTSB WPR14LA180](https://openairdocs.org/ntsb/WPR14LA180.md): Bell 47G · El Monte, CA · Accident · Minor injuries · Limited investigation · Final report · May 3, 2014 · N7895B · Substantial damage
  > A partial loss of engine power during climbout due to a malfunctioning magneto and spark plugs.
- [NTSB WPR11LA190](https://openairdocs.org/ntsb/WPR11LA190.md): Bell 47G · Torrance, CA · Accident · Minor injuries · Limited investigation · Final report · Apr 6, 2011 · N9FK · Substantial damage
  > The pilot did not maintain adequate altitude during takeoff, which resulted in ground contact and a dynamic rollover.
- [NTSB LAX93FA272](https://openairdocs.org/ntsb/LAX93FA272.md): Bell 47G2-M · S. Sn Francisco, CA · Accident · 1 fatal · Field investigation · Final report · Jul 2, 1993 · N2473B · Destroyed
  > The pilot's inadequate preflight planning/preparation which resulted in flight into high winds, turbulence and windshear.
- [NTSB LAX90LA164](https://openairdocs.org/ntsb/LAX90LA164.md): Bell 47G · Riverside, CA · Accident · Minor injuries · Limited investigation · Final report · May 4, 1990 · N9FK · Substantial damage
  > The pilot's failure to maintain control of the helicopter. A factor related to the accident was: the pilot's lack of experience in the type of aircraft.
- [NTSB LAX85LA079](https://openairdocs.org/ntsb/LAX85LA079.md): Bell 47G · Chatsworth, CA · Accident · No injuries · Limited investigation · Final report · Dec 22, 1984 · N182JR · Destroyed
  > The plt was practicing off airport touch & go's. on the second lndg the left skid contacted a hidden dirt embankment andthe acft rolled over. A post impact fire consumed the aircraft. Both certificated commercial plts aboard the helicopter escaped unharmed.…
- [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 LAX82FA341](https://openairdocs.org/ntsb/LAX82FA341.md): Bell 47G-2 · San Diego, CA · Accident · Minor injuries · Field investigation · Final report · Sep 11, 1982 · N4242A · Destroyed
  > The plt was in the local pattern practicing maneuvers. After completing a quick stop maneuver & hovering, another takeoff was initiated. The plt stated that it seemed to take an unusual amount of forward cyclic to initiate forward flt. During the final…
- [NTSB LAX81DVM17](https://openairdocs.org/ntsb/LAX81DVM17.md): Bell 47G · Pescadero, CA · Accident · No injuries · Closed · Mar 17, 1981 · N62221 · Destroyed
- [NTSB LAX80DVA64](https://openairdocs.org/ntsb/LAX80DVA64.md): Bell 47G · Bakersfield, CA · Accident · No injuries · Closed · Aug 23, 1980 · N148B · Substantial damage
- [NTSB LAX80FA104](https://openairdocs.org/ntsb/LAX80FA104.md): Bell 47G · Long Beach, CA · Accident · No injuries · Closed · Jun 11, 1980 · N8270E · Substantial damage
- [NTSB LAX80FUQ11](https://openairdocs.org/ntsb/LAX80FUQ11.md): Bell 47G · Pacoima, CA · Accident · No injuries · Closed · Feb 26, 1980 · N182JR · Substantial damage
- [NTSB LAX79DUM13](https://openairdocs.org/ntsb/LAX79DUM13.md): Bell 47G-2A · Fallbrook, CA · Accident · No injuries · Closed · Apr 24, 1979 · N73872 · Substantial damage
- [NTSB LAX79DUQ26](https://openairdocs.org/ntsb/LAX79DUQ26.md): Bell 47G2M · Guadalupe, CA · Accident · No injuries · Closed · Apr 2, 1979 · N6327D · Substantial damage
- [NTSB LAX78FUA13](https://openairdocs.org/ntsb/LAX78FUA13.md): Bell 47G · Torrance, CA · Accident · No injuries · Closed · Mar 25, 1978 · N4475 · Substantial damage
- [NTSB LAX77FUM12](https://openairdocs.org/ntsb/LAX77FUM12.md): EL Tomcat 47G · San Diego, CA · Accident · No injuries · Closed · Jan 13, 1977 · N73872 · Substantial damage
- [NTSB LAX76FUA32](https://openairdocs.org/ntsb/LAX76FUA32.md): Bell 47G · San Pedro, CA · Accident · Minor injuries · Closed · Sep 8, 1976 · N62221 · Substantial damage
- [NTSB OAK76DVD44](https://openairdocs.org/ntsb/OAK76DVD44-154315.md): Bell 47G · Pittsburg, CA · Accident · Minor injuries · Closed · Jul 19, 1976 · N179B · Destroyed
- [NTSB OAK76DVG16](https://openairdocs.org/ntsb/OAK76DVG16.md): Bell 47G · Gold Run, CA · Accident · No injuries · Closed · Aug 25, 1975 · N179B · Substantial damage
- [NTSB OAK76DVM08](https://openairdocs.org/ntsb/OAK76DVM08.md): Bell 47G · King City, CA · Accident · Minor injuries · Closed · Aug 20, 1975 · N933B · Substantial damage
- [NTSB OAK76DVG07](https://openairdocs.org/ntsb/OAK76DVG07.md): Bell 47G · Montague, CA · Accident · No injuries · Closed · Jul 13, 1975 · N75273 · Substantial damage
- [NTSB LAX75FUQ09](https://openairdocs.org/ntsb/LAX75FUQ09.md): Bell 47G · Lancaster, CA · Accident · No injuries · Closed · Sep 27, 1974 · N6327D · Substantial damage
- [NTSB OAK75FVG13](https://openairdocs.org/ntsb/OAK75FVG13.md): Bell 47G · Sacramento, CA · Accident · No injuries · Closed · Aug 13, 1974 · N7985A · Substantial damage
- [NTSB LAX73FUQ35](https://openairdocs.org/ntsb/LAX73FUQ35.md): Bell 47G · San Frnando, CA · Accident · No injuries · Closed · May 23, 1973 · N2473B · Substantial damage
- [NTSB OAK70D0145](https://openairdocs.org/ntsb/OAK70D0145.md): Bell 47G · Hollister, CA · Accident · Minor injuries · Closed · Sep 8, 1969 · N7985A · Destroyed
- [NTSB LAX68A0068](https://openairdocs.org/ntsb/LAX68A0068.md): Bell 47G-2 · Culver City, CA · Accident · No injuries · Closed · Jan 17, 1968 · N412SF · Substantial damage
- [NTSB LAX67A0105](https://openairdocs.org/ntsb/LAX67A0105.md): Bell 47G · Bakersfield, CA · Accident · No injuries · Closed · May 8, 1967 · N148B · Substantial damage
- [NTSB LAX66A0083](https://openairdocs.org/ntsb/LAX66A0083.md): Bell 47G · Santa Susana, CA · Accident · Minor injuries · Closed · May 6, 1966 · N2473B · Substantial damage
- [NTSB UNK64X4188](https://openairdocs.org/ntsb/UNK64X4188.md): Bell 47G · Bakersfield, CA · Accident · No injuries · Closed · Sep 27, 1964 · N970B · Substantial damage
- [NTSB UNK64X3405](https://openairdocs.org/ntsb/UNK64X3405.md): Bell 47G · Alameda, CA · Accident · 1 fatal · Closed · Aug 15, 1964 · N179B · Destroyed
- [NTSB UNK64X1458](https://openairdocs.org/ntsb/UNK64X1458.md): Bell 47G · Hayward, CA · Accident · No injuries · Closed · Apr 25, 1964 · N7985A · 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" = 'CA' 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=CA

---
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.