# NTSB investigations: Lycoming TVO-435-GIA, 2008

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 CHI08CA210](https://openairdocs.org/ntsb/CHI08CA210.md): Bell 47G-3B-2 · Lafetyette, IN · Accident · No injuries · Data collection · Final report · Jul 24, 2008 · N4029G · Substantial damage
  > The loss of engine power during an aerial application flight due to a fatigue fracture of the carburetor heat control valve spring and the inadequate maintenance inspection by the pilot/mechanic. An additional cause was the low altitude of the operation.
- [NTSB LAX08CA229](https://openairdocs.org/ntsb/LAX08CA229.md): Bell 47G-3B-1 · Shafter, CA · Accident · No injuries · Data collection · Final report · Jul 15, 2008 · N1390X · Substantial damage
  > The pilot's failure to maintain adequate altitude while maneuvering. Contributing factors were the failure of the helicopter's lights during the night flight and the effect of that failure on the pilot's visual perception.
- [NTSB CHI08CA192](https://openairdocs.org/ntsb/CHI08CA192.md): Bell 47G-3B · Port Edwards, WI · Accident · Minor injuries · Data collection · Final report · Jul 11, 2008 · N73995 · Substantial damage
  > The pilot failed to maintain control of the helicopter when he inadvertently flared the helicopter and the rotor rpm decayed as a result of sustaining bee stings during an aerial application flight. Contributing to the accidnet included the bees and the low…
- [NTSB LAX08LA097](https://openairdocs.org/ntsb/LAX08LA097.md): Bell 47G-3B-1 · Denio, NV · Accident · No injuries · Limited investigation · Final report · Apr 11, 2008 · N24SD · Substantial damage
  > The pilot's inadvertent hard landing induced by a perceived loss of power and a main transmission anomaly while maneuvering at low altitude.

## 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") = 2008
  AND c."mKey" IN (SELECT x.case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_aircrafts.parquet' x WHERE x.engine_model_code IN ('41526'))
ORDER BY c."eventDate" DESC, c."ntsbNumber" DESC
```

This list as a web page: https://openairdocs.org/ntsb?engine=41526&year=2008

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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.