NTSB investigations: Pratt & Whitney R-985 series, 1992
30 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
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 year(c.\"eventDate\") = 1992
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") = 1992
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 MIA93WA028Accident · No injuriesForeign investigationGrumman G-21A · West Caicos Isl, Turks & Caicos IslandsNTSB CHI93LA007Accident · No injuriesLimited investigationFinal reportHoward DGA-15P · Wichita, KSInadequate preflight planning/preparation by the pilot, the pilot's over confidence in his personal ability, and airplane performance data not followed by the pilot.NTSB FTW93LA001Accident · No injuriesLimited investigationFinal reportBeech D18S · Brookston, TXSmoke trailing from the left engine for an undetermined reason(s). Factors contributing to the accident were unsuitable terrain conditions.NTSB LAX92LA391Accident · No injuriesLimited investigationFinal reportBeech D17S · Reno, NVThe pilots failure to maintain directional control during landing rollout. Contributing to the accident was a variable tailwind condition and the soft, rough nature of the terrain.NTSB DCA92MA048Accident · 12 fatalMajor investigationFinal reportBeech C-45H · Hinckley, ILInadequate maintenance and inspection by the operator which resulted in an engine power loss during the critical takeoff phase of flight. In addition, the pilot did not, or was unable to, attain a full-feather position on the left engine propeller, which…NTSB CHI92DEE04Accident · No injuriesFinal reportWeatherly 201B · Chana, ILFracture of a connecting rod resulting in loss of engine power.NTSB CHI92DEP04Accident · Minor injuriesFinal reportGrumman 164A · Elkhorn, WIThe pilot-in-command's inadequate compensation for wind conditions.NTSB CHI92DTG04Accident · No injuriesFinal reportGrumman G-164B · Grandin, NDThe cracked cylinder which resulted in a forced landing. The lack of suitable terrain on which to make an emergency landing was a factor.NTSB FTW92DPG14Accident · No injuriesFinal reportAir Tractor AT-300 · Wilmont, ARPower loss due to a failed cracked cylinder. A factor was the lack of suitable terrain for the forced landing.NTSB ANC92LA128Accident · Minor injuriesLimited investigationFinal reportDe Havilland DHC-2 · Crescent Lake, AKThe pilot's misjudging his altitude on final approach. Contributing to the accident was the glassy water condition.NTSB CHI92DCJ05Accident · No injuriesFinal reportGrumman-Schweizer G-164B · Atkinson, NEA cracked engine cylinder.NTSB NYC92LA155Accident · No injuriesLimited investigationFinal reportBroussard MH-1521M · Elyria, OHThe pilot's improper flare resulting in a hard bounced landing and subsequent blown tire and loss of airplane control.NTSB ATL92LA154Accident · Minor injuriesLimited investigationFinal reportWeatherly 620A · Cobb, GAThe corroded, and separated, magnetic chip detector plug which allowed the loss of all engine oil and the engine's subsequent seizure. Factors were the inadequate 100 hour inspection, and the high vegetation in the forced landing field.NTSB LAX92LA339Accident · No injuriesLimited investigationFinal reportBeech D17S · Bishop, CAThe pilot's failure to maintain directional control; improper use of the rudder and excessive braking. Contributing to this accident was the pilot's lack of experience in the accident airplane make and model.NTSB CHI92LA235Accident · No injuriesLimited investigationFinal reportBoeing A75N1 · St. Paul, MNThe pilot's inattentiveness and improper use of the airplanes brakes. A factor which contributed to this accident was the incorrect brake system installed on the airplane.NTSB MIA92LA159Accident · No injuriesLimited investigationFinal reportGrumman G-164A · Toney, ALThe left main landing gear attachment bolt failed for undetermined reasons resulting in the collapse of both main landing gear during the take off roll.NTSB ATL92LA130Accident · Minor injuriesLimited investigationFinal reportGrumman 164A · Abbeville, ALThe pilot's failure to see and avoid the top utility wire.NTSB CHI92DTG03Accident · No injuriesFinal reportGrumman G-164A · Orr, NDA stall encountered during the spray run reversal turn. Factors related to the accident are the attempted downwind turn, and insufficient altitude for recovery.NTSB LAX92LA259Accident · No injuriesLimited investigationFinal reportGrumman G-164B · Robbins, CAThe failure of the pilot to maintain an adequate wing tip clearance between the aircraft and a dirt bank paralleling the airstrip.NTSB ATL92LA127Accident · Minor injuriesLimited investigationFinal reportBoeing A75N1 · Dunn, NCThe pilot's inadequare visual lookout to see and avoid the 8 foot high pole adjacent to the landing strip.NTSB FTW92DPG02Accident · Minor injuriesFinal reportGrumman G-164-B · Mcdougal, ARThe pilots failure to properly plan his take off. A factor was his lack of familiarity with the chemical dispensing equipment.NTSB NYC92LA102Accident · No injuriesLimited investigationFinal reportGrumman 164A · Bridgeton, NJThe pilot's improper application of takeoff power which resulted in a lengthened takeoff roll, and his subsequent steep turn to avoid an obstacle causing the airplane to stall at a low altitude.NTSB FTW92LA137Accident · No injuriesLimited investigationFinal reportGrumman G-164A · Kinder, LAThe failure of the left brake which led to a loss of directional control. A factor was the rough terrain immediately adjacent to the runway.NTSB DEN92LA049Accident · Minor injuriesLimited investigationFinal reportNaval Aircraft Factory N3N-3 · Montrose, COFailure of the pilot in command to maintain control of the aircraft during landing roll. A factor was: the aircraft struck a ditch which ran parallel to the runway.NTSB LAX92MA184Accident · 9 fatalClass 1 · MajorFinal reportBeech E18S · Mount Haleakala, HIThe captain's decision to continue visual flight into instrument meteorological conditions that obscured rising mountainous terrain and his failure to properly use available navigational information to remain clear of the island of maui. Contributing to the…NTSB LAX92LA177Accident · No injuriesLimited investigationFinal reportBeech E18S · Eloy, AZFailure of the pilot-in-command to maintain directional control and to properly compensate for the unfavorable wind conditions encountered during the takeoff ground run. Contributing to the accident was the unforecasted dust devil weather phenomena.NTSB FTW92LA103Accident · No injuriesLimited investigationFinal reportSnow S2C · Roby, TXThe pilot's inadvertent stall of the airplane while maneuvering and subsequent loss of control.NTSB FTW92LA101Accident · No injuriesLimited investigationFinal reportWeatherly 201B · Weatherford, OKFuel starvation due to a mechanical failure of the fuel selector. A factor was the lack of suitable terrain.NTSB FTW92LA093Accident · Serious injuriesLimited investigationFinal reportBoeing A-75N1 · Edna, TXThe pilot's failure to maintain control of the airplane and the subsequent stall. A factor was the pilot's diversion of attention.NTSB LAX92LA116Accident · No injuriesLimited investigationFinal reportBeech D-18H · Lanai, HIFailure of the pilot to compensate for an encounter with a windshear phenomena. Contributing to the accident was the lack of a low level windshear warning system or a system for the collection and dissemination of weather advisories.