# NTSB investigations: Continental W670 series, 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 FTW96FA234](https://openairdocs.org/ntsb/FTW96FA234.md): Fairchild KR-31 · Bartlesville, OK · Accident · 4 fatal · Field investigation · Final report · Jun 1, 1996 · N7780 · 2 aircraft · Destroyed
  > The failure of each pilot-in-command to maintain visual lookout. Factors were: the lack of each pilot-in-command obtaining/maintaining communication with the control tower, and inadequate lookout by each pilot-rated passenger, the inadequate…
- [NTSB FTW86LA037](https://openairdocs.org/ntsb/FTW86LA037.md): Boeing A75N1 · Yukon, OK · Accident · No injuries · Limited investigation · Final report · Jan 18, 1986 · N4935N · Substantial damage
  > The left brake locked after the aircraft rolled a short distance during landing. Aircraft slowed until about 20 mph forward speed and then flipped inverted and stopped. Post accident examination revealed the brake shoe return spring on the left brake was…
- [NTSB FTW80DPJ22](https://openairdocs.org/ntsb/FTW80DPJ22.md): Grumman G-164 · Fairview, OK · Accident · No injuries · Closed · Jun 3, 1980 · N10256 · Substantial damage
- [NTSB FTW78DA003](https://openairdocs.org/ntsb/FTW78DA003.md): Waco VKS-7 · Tahlequah, OK · Accident · Minor injuries · Closed · Oct 14, 1978 · N2309 · 2 aircraft · Substantial damage
- [NTSB FTW76FPJ10](https://openairdocs.org/ntsb/FTW76FPJ10.md): Boeing E75 · Fort Cobb, OK · Accident · 1 fatal · Closed · Aug 30, 1975 · N1771B · Substantial damage
- [NTSB FTW74DPM28](https://openairdocs.org/ntsb/FTW74DPM28.md): Grumman G-164 · Atoka, OK · Accident · No injuries · Closed · Jun 17, 1974 · N481Y · Substantial damage
- [NTSB FTW74DPJ04](https://openairdocs.org/ntsb/FTW74DPJ04.md): Boeing A75N1 · Minco, OK · Accident · No injuries · Closed · Aug 3, 1973 · N75321 · Substantial damage
- [NTSB FTW72DPJ26](https://openairdocs.org/ntsb/FTW72DPJ26.md): Boeing A75N1 · Hollis, OK · Accident · No injuries · Closed · Dec 15, 1971 · N50755 · Substantial damage
- [NTSB FTW71DPM32](https://openairdocs.org/ntsb/FTW71DPM32.md): Grumman G-164 · Dustin, OK · Accident · No injuries · Closed · Jun 22, 1971 · N582Y · 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" = '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.engine_model_code IN ('17018'))
ORDER BY c."eventDate" DESC, c."ntsbNumber" DESC
```

This list as a web page: https://openairdocs.org/ntsb?engine=17018&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.