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NTSB investigations: Pratt & Whitney R-985-AN-1

12 cases on aircraft whose registry engine model is Pratt & Whitney R-985-AN-1. Aircraft are matched to the registry by N-number and event date, checked against the reported serial number, make and model, so older matches can be wrong.

Defining event

Finding

Phase of flight

Aircraft model

Cases per year

19722026

Where

Latest cases

Query with 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."mKey" IN (SELECT x.case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_aircrafts.parquet' x WHERE x.engine_model_code IN ('51659')) ORDER BY c."eventDate" DESC, c."ntsbNumber" DESC

duckdb -csv -c "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.\"mKey\" IN (SELECT x.case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_aircrafts.parquet' x WHERE x.engine_model_code IN ('51659'))
  ORDER BY c.\"eventDate\" DESC, c.\"ntsbNumber\" DESC"

Prints the whole list as CSV. It reads the release’s Parquet files over HTTPS, so there’s nothing to download first. Install DuckDB to run it.

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."mKey" IN (SELECT x.case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_aircrafts.parquet' x WHERE x.engine_model_code IN ('51659'))
ORDER BY c."eventDate" DESC, c."ntsbNumber" DESC

Run it at the DuckDB prompt, or in any tool that reads Parquet over HTTPS. More ways to query the release are on Use the data.

NTSB CEN21FA424Accident · 1 fatalClass 3 · FieldFinal reportBoeing A75 · Delta, COThe pilot’s loss of control during an aerobatic maneuver, resulting in the airplane impacting terrain.Sep 17, 2021 · N19BB · Substantial damage NTSB CEN21LA202Accident · No injuriesClass 4 · LimitedFinal reportBoeing A75 · Denver, COThe pilot’s failure to maintain directional control during the landing roll with variable and gusty wind conditions.Apr 26, 2021 · N56760 · Substantial damage NTSB CEN18LA152Accident · No injuriesLimited investigationFinal reportGrumman G 164A · Garwood, TXA partial loss of engine power for reasons that could not be determined because postaccident examination of the engine did not reveal any anomalies that would have precluded normal operation.Apr 27, 2018 · N6637 · Substantial damage NTSB CEN15LA377Accident · No injuriesLimited investigationFinal reportGrumman G 164B · Sac City, IAThe loss of engine power for reasons that could not be determined based on the available information.Aug 12, 2015 · N311AL · Substantial damage NTSB CEN11LA563Accident · No injuriesLimited investigationFinal reportGrumman Acft ENG Cor-Schweizer G-164A · Mansfield, SDThe loss of engine power due to debris in the engine air intake system.Aug 10, 2011 · N127FC · Substantial damage NTSB ANC07LA094Accident · No injuriesLimited investigationFinal reportde Havilland DHC-2 MK1 · Kodiak, AKThe pilot's inadequate compensation for wind conditions while water taxiing. A factor contributing to the accident was wind gusts.Sep 3, 2007 · N4756T · Substantial damage NTSB ATL00LA087Accident · No injuriesLimited investigationFinal reportGrumman G164A · Dillon, SCA total loss of engine power due to a cracked cylinder head. A factor was the emergency landing into unsuitable terrain, and the subsequent nose over.Sep 9, 2000 · N7955 · Substantial damage NTSB FTW00LA098Accident · No injuriesLimited investigationFinal reportGrumman G-164A · Garwood, TXThe failure of the left magneto, which resulted in the partial loss of engine power during takeoff.Mar 13, 2000 · N6637 · Substantial damage NTSB LAX00LA119Accident · No injuriesLimited investigationFinal reportStearman A-75 · Imperial, CAThe failure of the pilot-in-command to maintain directional control of the aircraft during landing roll.Mar 7, 2000 · N56760 · Substantial damage NTSB FTW92LA130Accident · No injuriesLimited investigationFinal reportGrumman G-164A · Fisher, ARThe loss of complete engine for undetermined reasons. A factor was the low altitude and unsuitable terrain.May 12, 1992 · N9640 · Substantial damage NTSB LAX86LA215Accident · Minor injuriesLimited investigationFinal reportBoeing A75 · Angels Camp, CANumerous ground witnesses observed the aircraft fly low along the river which fed into the new melonies reservoir lake and then collide with unmarked high tension power lines which spanned a narrow portion of the lake. The pilot thought the aircraft was at…May 10, 1986 · N56760 · Destroyed NTSB FTW72FPG74Accident · No injuriesClosedGrumman G-164A · Turrell, ARMay 16, 1972 · N7955 · Substantial damage