# NTSB investigations: Allison 250-C20 series: Controlled flight into terr/obj (CFIT)

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 CEN17FA100](https://openairdocs.org/ntsb/CEN17FA100.md): Bell 206B · Galveston, TX · Accident · 1 fatal · Field investigation · Final report · Feb 7, 2017 · N978RH · Destroyed
  > The pilot's failure to recognize the flight had encountered instrument meteorological conditions at night, which resulted in an unrecognized descent and collision with water.
- [NTSB ERA13TA341](https://openairdocs.org/ntsb/ERA13TA341.md): Mcdonnell Douglas Helicopter 369E · Jackson, KY · Accident · Serious injuries · Final report · Jul 29, 2013 · N1608D · Destroyed
  > The helicopter pilot's inadvertent collision with an unmarked and uncharted utility wire of which he was unaware.
- [NTSB WPR13FA208](https://openairdocs.org/ntsb/WPR13FA208.md): Bell 206B · Shepherd, MT · Accident · 1 fatal · Field investigation · Final report · Apr 27, 2013 · N150SP · Substantial damage
  > The pilot’s loss of control while maneuvering during low-altitude operations due to sudden neurological impairment or incapacitation and the helicopter’s subsequent collision with power lines.
- [NTSB CEN13FA009](https://openairdocs.org/ntsb/CEN13FA009.md): Bell 206B · Crowley, LA · Accident · 1 fatal · Field investigation · Final report · Oct 10, 2012 · N333DR · Substantial damage
  > The pilot’s failure to maintain clearance from the broadcast tower guy-wires.

## 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.engine_model_code IN ('03020')
    AND EXISTS (SELECT 1 FROM 'https://openairdocs.org/data/latest/ntsb_events.parquet' e WHERE e.case_mkey = x.case_mkey AND e.aircrafts_position = x.position AND e."isDefiningEvent" AND e."tier2Number" = '120'))
ORDER BY c."eventDate" DESC, c."ntsbNumber" DESC
```

This list as a web page: https://openairdocs.org/ntsb-events/120/cases?engine=03020

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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.