# NTSB investigations: Allison 250 SER 250HP, KY

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 IAD03LA015](https://openairdocs.org/ntsb/IAD03LA015.md): Bell 206L1 · Albany, KY · Accident · No injuries · Limited investigation · Final report · Nov 8, 2002 · N108AE · Substantial damage
  > The pilot's inadequate in-flight planning, which resulted in an angle of approach in relative wind conditions conducive to a loss of helicopter tail rotor effectiveness. A factor was the obstacles surrounding the landing field.
- [NTSB NYC02TA123](https://openairdocs.org/ntsb/NYC02TA123.md): Hughes 369D · Jeffersontown, KY · Accident · No injuries · Final report · Jun 26, 2002 · N40AP · Substantial damage
  > The flight instructor's loss of lateral control when his foot slipped off the rudder pedal during a power-off, running landing.
- [NTSB NYC99FA140](https://openairdocs.org/ntsb/NYC99FA140.md): Sikorsky S-76A · Jackson, KY · Accident · 4 fatal · Field investigation · Final report · Jun 15, 1999 · N2743E · Destroyed
  > the failure of the PIC to adequately supervise the SIC, and maintain a positive climb. Factors were the fog and dark night.
- [NTSB ATL82DLQ08](https://openairdocs.org/ntsb/ATL82DLQ08.md): Bell 206B · 2nm Sw Of Lynch, KY · Accident · Serious injuries · Final report · Aug 2, 1982 · N33TA · Destroyed
  > The pilot was on a flight to spray powerline right-of-ways with defoliant. During climb, near a 3500 foot ridgeline, the aircraft began to spin to the right. The pilot took corrective action but was not able to stop the spin. The pilot did not have sufficient…
- [NTSB IAD75FLQ18](https://openairdocs.org/ntsb/IAD75FLQ18.md): Hughes 369HS · Mt Sterling, KY · Accident · No injuries · Closed · Mar 10, 1975 · N9114F · 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" = 'KY' AND c."eventCountry" = 'USA'
  AND c."mKey" IN (SELECT x.case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_aircrafts.parquet' x WHERE x.engine_model_code IN ('03002', '03003'))
ORDER BY c."eventDate" DESC, c."ntsbNumber" DESC
```

This list as a web page: https://openairdocs.org/ntsb?engine=03002&state=KY

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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.