# Fatal NTSB investigations: Beech C-99

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 CEN25FA006](https://openairdocs.org/ntsb/CEN25FA006.md): Beech C99 · Norfolk, NE · Accident · 1 fatal · Class 3 · Field · Final report · Oct 8, 2024 · N130GP · Destroyed
  > The pilot’s failure to maintain adequate airspeed following a partial loss of engine power during takeoff, which resulted in a loss of airplane control. Contributing to the accident was the fatigue failure of the compressor turbine fan disk blade.
- [NTSB ERA23FA346](https://openairdocs.org/ntsb/ERA23FA346.md): Beech C-99 · Litchfield, ME · Accident · 2 fatal · Class 3 · Field · Final report · Aug 22, 2023 · N55RP · Destroyed
  > A horizontal stabilizer pitch trim anomaly that was not identified in the available evidence.
- [NTSB SEA06FA068](https://openairdocs.org/ntsb/SEA06FA068.md): Beech C99 · Butte, MT · Accident · 2 fatal · Field investigation · Final report · Mar 18, 2006 · N54RP · Substantial damage
  > The second pilot's failure to follow the published instrument approach procedure and the captain/PIC's inadequate supervision. Snow and mountain obscuration were factors.
- [NTSB LAX99FA096](https://openairdocs.org/ntsb/LAX99FA096.md): Beech C99 · Bishop, CA · Accident · 1 fatal · Field investigation · Final report · Feb 12, 1999 · N205RA · Destroyed
  > the pilot's failure to follow procedures and directives and his failure to maintain clearance from mountainous terrain.
- [NTSB LAX95FA035](https://openairdocs.org/ntsb/LAX95FA035.md): Beech C-99 · Avenal, CA · Accident · 1 fatal · Field investigation · Final report · Nov 16, 1994 · N63995 · Destroyed
  > loss of aircraft control at night by the pilot for unknown reasons.
- [NTSB CHI93MA143](https://openairdocs.org/ntsb/CHI93MA143.md): Beech C99 · Shelton, NE · Accident · 2 fatal · Major investigation · Final report · Apr 29, 1993 · N115GP · Destroyed
  > The deliberate disregard for the federal aviation regulations, gp express procedures, and prudent concern for safety by the two pilots in their decision to execute an aerobatic maneuver during a scheduled check ride flight, and the failure of gp express…
- [NTSB ATL92MA118](https://openairdocs.org/ntsb/ATL92MA118.md): Beech C99 · Anniston, AL · Accident · 3 fatal · Class 1 · Major · Final report · Jun 8, 1992 · N118GP · Destroyed
  > The failure of senior management of gp express to provide adequate training and operational support for the startup of the southern operation, which resulted in the assignment of an inadequately prepared captain with a relatively inexperienced first officer…
- [NTSB DCA91MA042](https://openairdocs.org/ntsb/DCA91MA042.md): Beech C99 · Birmingham, AL · Accident · 13 fatal · Major investigation · Final report · Jul 10, 1991 · N7217L · Destroyed
  > The decision of the captain to initiate and continue an instrument approach into clearly identified thunderstorm activity, resulting in a loss of control of the airplane from which the flightcrew was unable to recover and subsequent collision with obstacles…

## 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."highestInjuryLevel" = 'Fatal'
  AND c."mKey" IN (SELECT x.case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_aircrafts.parquet' x WHERE x.aircraft_model_code IN ('1154006'))
ORDER BY c."eventDate" DESC, c."ntsbNumber" DESC
```

This list as a web page: https://openairdocs.org/ntsb?fatal=1&model=1154006

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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.