NTSB investigations: Pratt & Whitney R-985 series, 1989
26 cases on aircraft whose registry engine model is Pratt & Whitney R-985 series. 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
| 1962 | 2 |
|---|---|
| 1963 | 1 |
| 1964 | 61 |
| 1965 | 68 |
| 1966 | 58 |
| 1967 | 75 |
| 1968 | 54 |
| 1969 | 71 |
| 1970 | 58 |
| 1971 | 50 |
| 1972 | 52 |
| 1973 | 68 |
| 1974 | 70 |
| 1975 | 54 |
| 1976 | 70 |
| 1977 | 58 |
| 1978 | 62 |
| 1979 | 48 |
| 1980 | 41 |
| 1981 | 49 |
| 1982 | 43 |
| 1983 | 40 |
| 1984 | 35 |
| 1985 | 26 |
| 1986 | 20 |
| 1987 | 26 |
| 1988 | 18 |
| 1989 | 26 |
| 1990 | 25 |
| 1991 | 26 |
| 1992 | 30 |
| 1993 | 26 |
| 1994 | 28 |
| 1995 | 26 |
| 1996 | 24 |
| 1997 | 24 |
| 1998 | 14 |
| 1999 | 23 |
| 2000 | 17 |
| 2001 | 13 |
| 2002 | 15 |
| 2003 | 15 |
| 2004 | 16 |
| 2005 | 21 |
| 2006 | 13 |
| 2007 | 16 |
| 2008 | 19 |
| 2009 | 13 |
| 2010 | 16 |
| 2011 | 14 |
| 2012 | 12 |
| 2013 | 9 |
| 2014 | 6 |
| 2015 | 13 |
| 2016 | 9 |
| 2017 | 9 |
| 2018 | 13 |
| 2019 | 9 |
| 2020 | 3 |
| 2021 | 8 |
| 2022 | 5 |
| 2023 | 10 |
| 2024 | 12 |
| 2025 | 7 |
| 2026 | 4 |
Where
Latest 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 year(c.\"eventDate\") = 1989
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"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 year(c."eventDate") = 1989
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" 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 ANC90LA022Accident · No injuriesLimited investigationFinal reportde Havilland DHC-2 · Kodiak, AKImproper compensation for wind conditions by the pilot, which resulted in loss of aircraft control during takeoff, and subsequent impact with the water. The weather conditions were contributing factors.NTSB MIA90WA015Accident · No injuriesForeign investigationBeech G18S · San Andros, BahamasNTSB SEA90LA008Accident · No injuriesLimited investigationFinal reportBoeing A75N1 · Salmon, IDFailure of pilot to properly evaluate weather conditions through mountainous terrain and fly at an altitude high enough to maintain terrain clearance.NTSB LAX89DUM04Accident · No injuriesFinal reportBeech D175 · El Cajon, CAInadequate visual lookout by the pilot of the other aircraft (N9645H).NTSB MIA89TL#07Accident · No injuriesClass 3Final reportGrumman G-164B · Mims, FLNTSB MIA89IA247Incident · No injuriesIncident investigationFinal reportBeech G18S · Jackson, MSFailure of the pilot to correctly perform the emergency gear extension procedures. Contributing to the accident was the failure of the normal gear extension system.NTSB MKC89LA189Accident · No injuriesLimited investigationFinal reportConsolidated-Vultee BT-13A · Kansas City, MOInadequate control tower service provided by tower personnel, and inadequate remedial action by the vehicle driver. The pilot's lack of visual lookout was considered to be a contributing factor.NTSB DEN89LA201Accident · No injuriesLimited investigationFinal reportWaco UPF7 · Watkins, COFailure of the left brake assembly, and subsequent loss of directional control by the pilot.NTSB CHI89DEX06Accident · No injuriesFinal reportGrumman G-164A · Sullivan, INA failure of the supercharger oil seal which resulted in a partial loss of engine power during takeoff and the uncontrolled touchdown during the forced landing. Factors related to the accident were: partial failure of the supercharger and spark plub fowling.NTSB SEA89LA138Accident · No injuriesLimited investigationFinal reportGrumman 164B · Hermiston, ORThe airport owners failure to mark a hidden hazard.NTSB FTW89DRA08Accident · Minor injuriesFinal reportGrumman-Schweizer G-164B · Anahuac, TXFailure of the supercharger bearing. The dirt bank was a contributing factor.NTSB ANC89LA123Accident · Serious injuriesLimited investigationFinal reportDe Havilland DHC-2 · Kodiak, AKPilot-in-command's continued VFR flight into know IFR flt conditions, resulting in a collision with rising terrain.NTSB DEN89LA160Accident · No injuriesLimited investigationFinal reportGrumman-Schweizer G-164B · Holden, UTThe pilot's misjudgement of the effect of high density altitude on a heavily loaded aircraft.NTSB MKC89LA148Accident · No injuriesLimited investigationFinal reportGrumman G-164B · Stockville, NETotal failure of the powerplant caused by a broken cylinder.NTSB ANC89LA103Accident · Serious injuriesLimited investigationFinal reportDe Havilland DHC-2 · Iliamna, AKInadequate annual inspection by maintenance personnel.NTSB FTW89DRD09Accident · No injuriesFinal reportSchweizer G-164A · Bunkie, LAThe loss of the number five cylinder in flight, resulting in a loss of engine RPM. The pilot misjudged the landing flare height due to obscured vision from fire and smoke and the airplane stalled and impacted the ground nose first.NTSB SEA89LA124Accident · No injuriesLimited investigationFinal reportde Havilland DHC-2 · Kassan, AKThe excessive taxi speed used by the pilot in the existing weather conditions. Contributing to the accident was the gusty tailwind.NTSB LAX89LA218Accident · No injuriesLimited investigationFinal reportde Havilland DHC-2 · Trinity Center, CAAn interruption of fuel to the engine for undetermined reasons.NTSB MIA89FA176Accident · 1 fatalField investigationFinal reportBoeing A-75 · Daytona Beach, FLThe biplane pilot failed to see and avoid the collision with the banner being towed by the other airplane.NTSB FTW89DRD06Accident · No injuriesFinal reportGrumman-Schweizer G-164B · Ville Platte, LAWear and/or failure of the carburetor/float. Factors related to the accident were: the terrain conditions.NTSB FTW89DRA05Accident · Minor injuriesFinal reportBoeing A75 · East Bernard, TXWater in fuel from improper servicing of the aircraft and improper preflight by the pilot. The tailwind & soft/wet terrain were contributing factors.NTSB CHI89LA088Accident · No injuriesLimited investigationFinal reportAvions Max Holste MH 1521 · Big Rapids, MIInadequate compensation for wind conditions by the pilot and his failure to maintain directional control. The the variable/gusty/crosswind condition was considered to be a contributing factor.NTSB MIA89LA141Accident · No injuriesLimited investigationFinal reportBoeing A75N1 · New Smyrna Bch., FLThe failure of the pilot to adequately preflight the airplane. Contributing to the accident was the pilot's failure to use the brakes to maintain directional control and poor inspection of the airplane by company maintenance personnel.NTSB MKC89LA085Accident · No injuriesLimited investigationFinal reportGrumman G-164A · Advance, MOThe pilot's inadequate visual lookout resulting in his failure to see power lines in time to avoid them. Contributing to the accident was the reduced visibility due to fog.NTSB NYC89LA108Accident · No injuriesLimited investigationFinal reportBeech TC-45J · Johnstown, PAFailure of the pilot to maintain runway alignment. The crosswind and snow covered runway were related factors.NTSB LAX89DVA06Accident · Serious injuriesFinal reportGrumman G-164A · Riverdale, CAInadequate visual lookout by the pilot, when he diverted his attention. The power line was a related factor.