NTSB investigations: Pratt & Whitney R-985 series
13 cases on aircraft whose registry engine model is Pratt & Whitney R-985 series, where the defining event was Loss of control in flight. 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.
Cases per year
| 2008 | 2 |
|---|---|
| 2009 | 1 |
| 2010 | 1 |
| 2011 | 1 |
| 2013 | 1 |
| 2016 | 2 |
| 2017 | 1 |
| 2019 | 1 |
| 2021 | 1 |
| 2022 | 1 |
| 2024 | 1 |
Where
Open the mapLatest cases
Query with SQL
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 ('52008')
AND EXISTS (SELECT 1 FROM 'https://openairdocs.org/data/latest/ntsb_events.parquet' e WHERE e.case_mkey = x.case_mkey AND e.aircrafts_position = x.position AND e.\"isDefiningEvent\" AND e.\"tier2Number\" = '240'))
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 ('52008')
AND EXISTS (SELECT 1 FROM 'https://openairdocs.org/data/latest/ntsb_events.parquet' e WHERE e.case_mkey = x.case_mkey AND e.aircrafts_position = x.position AND e."isDefiningEvent" AND e."tier2Number" = '240'))
ORDER BY c."eventDate" DESC, c."ntsbNumber" DESCRun 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 ANC24LA054Accident · No injuriesClass 4 · LimitedFinal reportDehavilland Beaver DHC-2 MK.1 · Aleknagik, AKThe pilot’s failure to maintain pitch control of the airplane during initial climb.NTSB ANC22LA050Accident · No injuriesClass 4 · LimitedFinal reportDehavilland Beaver U-6A · Kokhanok, AKThe pilot’s failure to maintain directional control during takeoff in gusting wind conditions which resulted in a loss of control and impact with the water.NTSB WPR21FA170Accident · 1 fatalClass 3 · FieldFinal reportConsolidated Vultee BT-13A · Camas, WAThe pilot’s exceedance of the airplane’s critical angle of attack during an aborted landing, resulting in an aerodynamic stall and impact with terrain.NTSB GAA20CA007Accident · No injuriesData collectionFinal reportDe Havilland Beaver DHC 2 · Kodiak, AKThe pilot's failure to maintain lateral control while landing on glassy water, which resulted in the left float touching the water, a loss of yaw control, and impact with a riverbank.NTSB ERA17FA153Accident · 1 fatalField investigationFinal reportHoward DGA 15P · Monongahela, PAThe pilot's failure to maintain airplane control during an attempted go-around in gusting crosswind conditions, which resulted in an exceedance of the airplane's critical angle of attack and a subsequent aerodynamic stall.NTSB GAA16CA384Accident · Minor injuriesData collectionFinal reportBoeing A75 · St. James, MOThe pilot's loss of control while performing an aerobatic maneuver resulting in an inadvertent spin and collision with trees and terrain.NTSB GAA16CA146Accident · Minor injuriesData collectionFinal reportBeech D17 · Brighton, COThe pilot's failure to maintain the runway course during takeoff, resulting in the airplane drifting to the left and impacting a fence. A contributing factor to the accident was the pilot's diverted attention during the takeoff.NTSB CEN13FA324Accident · 1 fatalField investigationFinal reportWeatherly 620B · Ludlow, SDThe pilot’s failure to maintain control of the airplane while maneuvering, which resulted in an inadvertent stall. Contributing to the accident was task- and/or work-related fatigue.NTSB ERA11FA274Accident · 1 fatalField investigationFinal reportBeech E18S · Miami Gardens, FLThe pilot’s improper response to a loss of power in the No. 2 engine and his failure to ensure that the airplane was airworthy. Contributing to the accident was the inadequate engine maintenance by the operator's maintenance personnel.NTSB CEN10CA386Accident · No injuriesData collectionFinal reportGrumman Acft ENG Cor-Schweizer G-164B · Chillicothe, MOThe pilot's failure to maintain aircraft control during takeoff.NTSB CEN09FA518Accident · 2 fatalField investigationFinal reportBeech E18S · Eden Prairie, MNThe pilot’s lack of experience flying the accident make and model of airplane, which led to a loss of control while maneuvering to return to the airport. Contributing to the accident was a partial loss of engine power for undetermined reasons.NTSB DFW08CA168Accident · Minor injuriesData collectionFinal reportGrumman G-164 · Tallulah, LAThe pilot's failure to maintain aircraft control. Contributing to the accident was the pilot's failure to maintain adequate airspeed.NTSB LAX08CA082Accident · No injuriesData collectionFinal reportGrumman-Schweizer G-164B · Colfax, WAThe pilot's inadequate compensation for the wind conditions, failure to attain and maintain an adequate airspeed that resulted in a stall mush, and, the subsequent failure to maintain terrain and obstacle clearance during the takeoff initial climb.…