# NTSB investigations: Beech D35, OK

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 CEN10CA517](https://openairdocs.org/ntsb/CEN10CA517.md): Beech D35 · Guymon, OK · Accident · Minor injuries · Data collection · Final report · Sep 1, 2010 · N3446B · Substantial damage
  > The loss of engine power for undetermined reasons.
- [NTSB FTW99FA235](https://openairdocs.org/ntsb/FTW99FA235.md): Beech D-35 · Seminole, OK · Accident · 1 fatal · Field investigation · Final report · Aug 23, 1999 · N2934B · Destroyed
  > The loss of engine power caused by oil starvation, which resulted in the failure of the #6 cylinder connecting rod bolts. A factor was the pilot's performance of an evasive maneuver to avoid impacting buildings, trees, people on the ground, and power lines.
- [NTSB FTW97LA149](https://openairdocs.org/ntsb/FTW97LA149.md): Beech D35 · Bartlesville, OK · Accident · Minor injuries · Limited investigation · Final report · Apr 3, 1997 · N940MD · Substantial damage
  > the pilot's selection of an empty fuel tank, which resulted in fuel starvation and loss of engine power. A factor relating to the accident was: the pilot's lack of familiarity with the aircraft.

## 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" = 'OK' 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 ('1151510'))
ORDER BY c."eventDate" DESC, c."ntsbNumber" DESC
```

This list as a web page: https://openairdocs.org/ntsb?model=1151510&state=OK

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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.