# Fatal NTSB investigations: Pratt & Whitney R1340 series, AR

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 CEN10LA236](https://openairdocs.org/ntsb/CEN10LA236.md): Aero Commander S2R · DeWitt, AR · Accident · 1 fatal · Limited investigation · Final report · May 3, 2010 · N5531X · Substantial damage
  > The pilot did not maintain clearance from terrain for undetermined reasons.
- [NTSB DFW06LA130](https://openairdocs.org/ntsb/DFW06LA130.md): Grumman G-164A · DeWitt, AR · Accident · 1 fatal · Limited investigation · Final report · May 18, 2006 · N6629 · 2 aircraft · Substantial damage
  > The failure by both pilots to maintain adequate visual lookout and the Grumman G-164A pilot's impairment caused by the recent use of marijuana.
- [NTSB FTW98FA272](https://openairdocs.org/ntsb/FTW98FA272.md): Ayres S2R-R1340 · Humphrey, AR · Accident · 1 fatal · Field investigation · Final report · Jun 18, 1998 · N4020G · Destroyed
  > The pilot's visual lookout was inadequate for undetermined reasons.
- [NTSB FTW97LA136](https://openairdocs.org/ntsb/FTW97LA136.md): Grumman G-164A · Swifton, AR · Accident · 1 fatal · Limited investigation · Final report · Mar 22, 1997 · N8922H · Destroyed
  > the pilot's improper in-flight planning/decision and failure to maintain positive control of the airplane, while performing an aerobatic maneuver.
- [NTSB MKC88DPG02](https://openairdocs.org/ntsb/MKC88DPG02.md): Snow 600-S2C · Almyra, AR · Accident · 2 fatal · Final report · Jul 30, 1988 · N1671S · 2 aircraft · Destroyed
  > Two ag aircraft were spraying the same field. According to several witnesses, 1671S was heading south and 3660X was heading east. Both aircraft were actively engaged in the spraying operation but did not seem to the witnesses to be coordinating with each…
- [NTSB FTW81FPG45](https://openairdocs.org/ntsb/FTW81FPG45.md): Grumman G-164A · Lonoke, AR · Accident · 1 fatal · Closed · Jun 12, 1981 · N7219 · Destroyed
- [NTSB FTW81FPG35](https://openairdocs.org/ntsb/FTW81FPG35.md): Ayers S2R · West Bay, AR · Accident · 1 fatal · Closed · May 28, 1981 · N5630X · Substantial damage
- [NTSB FTW80FPG29](https://openairdocs.org/ntsb/FTW80FPG29.md): Grumman G-164B · Minturn, AR · Accident · 1 fatal · Closed · May 21, 1980 · N8128K · Destroyed
- [NTSB FTW72FPG84](https://openairdocs.org/ntsb/FTW72FPG84.md): Grumman G-164A · Crawfordsvlle, AR · Accident · 2 fatal · Closed · Jun 11, 1972 · N7234 · 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" = 'AR' AND c."eventCountry" = 'USA'
  AND c."highestInjuryLevel" = 'Fatal'
  AND c."mKey" IN (SELECT x.case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_aircrafts.parquet' x WHERE x.engine_model_code IN ('52016'))
ORDER BY c."eventDate" DESC, c."ntsbNumber" DESC
```

This list as a web page: https://openairdocs.org/ntsb?engine=52016&fatal=1&state=AR

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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.