# NTSB investigations: Pratt & Whitney R-985 series, DE

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 ERA16CA057](https://openairdocs.org/ntsb/ERA16CA057.md): Boeing A75N1(PT17) · Farmington, DE · Accident · No injuries · Data collection · Final report · Nov 27, 2015 · N53488 · 2 aircraft · Substantial damage
  > Both pilots' failure to maintain visual separation during landing at an uncontrolled airport. Contributing to the accident was the Mooney pilot's lack of prompt evasive action once the biplane had been spotted on the same runway. In addition, the biplane…
- [NTSB ERA14LA321](https://openairdocs.org/ntsb/ERA14LA321.md): Grumman Acft ENG Cor-Schweizer G 164B · Farmington, DE · Accident · Minor injuries · Limited investigation · Final report · Jun 18, 2014 · N891JC · Substantial damage
  > The pilot's inadequate preflight planning for a takeoff in high-density altitude conditions and his decision to reduce power during the initial climb, which led to the airplane exceeding its critical angle-of-attack and experiencing an aerodynamic stall.
- [NTSB BFO88DHD02](https://openairdocs.org/ntsb/BFO88DHD02.md): Boeing A75N1 · Milton, DE · Accident · No injuries · Final report · Oct 16, 1987 · N53488 · Substantial damage
  > The pilot's improper brake application during a 'wheel' landing, which resulted in the aircraft nosing over. The slight downslope of the airstrip, a quartering tailwind, inadequate supervision on the part of the check pilot, and the pilot's lack of…
- [NTSB IAD78FA032](https://openairdocs.org/ntsb/IAD78FA032.md): Beech C45H · New Castle, DE · Accident · Serious injuries · Closed · Jan 17, 1978 · N9801Z · Substantial damage
- [NTSB IAD76AI084](https://openairdocs.org/ntsb/IAD76AI084.md): Piper PA-22 · Rehoboth Beach, DE · Accident · Serious injuries · Closed · Jul 19, 1976 · N4833Z · 2 aircraft · Destroyed
- [NTSB DIA67A0011](https://openairdocs.org/ntsb/DIA67A0011.md): Beech C-45H · Middletown, DE · Accident · 2 fatal · Closed · Feb 28, 1967 · N830K · Destroyed
- [NTSB NYC67F0041](https://openairdocs.org/ntsb/NYC67F0041.md): Beech AT11 · Milford, DE · Accident · No injuries · Closed · May 31, 1966 · N4001A · Substantial damage
- [NTSB NYC65F0223](https://openairdocs.org/ntsb/NYC65F0223.md): Beechcraft D-18S · New Castle, DE · Accident · Minor injuries · Closed · Apr 2, 1965 · N9910 · 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" = 'DE' 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 ('52008'))
ORDER BY c."eventDate" DESC, c."ntsbNumber" DESC
```

This list as a web page: https://openairdocs.org/ntsb?engine=52008&state=DE

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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.