NTSB investigations: Pratt & Whitney R-985 series, CA
310 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 | 1 |
|---|---|
| 1964 | 16 |
| 1965 | 16 |
| 1966 | 16 |
| 1967 | 18 |
| 1968 | 13 |
| 1969 | 15 |
| 1970 | 10 |
| 1971 | 10 |
| 1972 | 7 |
| 1973 | 19 |
| 1974 | 23 |
| 1975 | 10 |
| 1976 | 11 |
| 1977 | 11 |
| 1978 | 10 |
| 1979 | 8 |
| 1980 | 4 |
| 1981 | 8 |
| 1982 | 7 |
| 1983 | 4 |
| 1984 | 3 |
| 1985 | 3 |
| 1986 | 3 |
| 1987 | 5 |
| 1988 | 2 |
| 1989 | 3 |
| 1990 | 2 |
| 1991 | 7 |
| 1992 | 2 |
| 1993 | 3 |
| 1994 | 3 |
| 1995 | 2 |
| 1996 | 2 |
| 1997 | 3 |
| 2000 | 2 |
| 2002 | 1 |
| 2003 | 3 |
| 2004 | 2 |
| 2005 | 1 |
| 2006 | 1 |
| 2007 | 1 |
| 2008 | 1 |
| 2009 | 2 |
| 2010 | 2 |
| 2011 | 1 |
| 2012 | 2 |
| 2014 | 4 |
| 2016 | 1 |
| 2017 | 1 |
| 2020 | 1 |
| 2021 | 2 |
| 2023 | 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.\"eventStateOrRegion\" = 'CA' 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"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."eventStateOrRegion" = 'CA' 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" 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 WPR24FA196Accident · 2 fatalClass 3 · FieldFinal reportLockheed 12A · Chino, CAThe pilot’s exceedance of the airplane’s critical angle of attack during the initial climb, which resulted in an aerodynamic stall at an altitude insufficient for recovery. Contributing to the accident was the pilot’s failure to ensure that the airplane was…NTSB WPR23LA120Accident · Serious injuriesClass 4 · LimitedFinal reportGrumman Acft ENG Cor-Schweizer G-164B · Vernalis, CAThe pilot’s failure to maintain clearance from a power line during a low-level aerial application flight.NTSB WPR21LA349Accident · No injuriesClass 4 · LimitedFinal reportBeech D17S · San Diego / El Cajon, CAThe pilot’s failure to maintain directional control of the airplane during the landing roll with a crosswind, which resulted in a runway excursion and subsequent collision with runway signage.NTSB WPR21LA125Accident · No injuriesClass 4 · LimitedFinal reportPhillip B Rolls Pitts 12-EH · Red Bluff, CAThe pilot's failure to maintain directional control during a landing, which resulted in a ground loop and subsequent nose over.NTSB WPR20LA226Accident · No injuriesClass 3 · LimitedFinal reportBoeing B75 · Chino, CAThe pilot’s failure to maintain directional control during the landing roll.NTSB WPR17LA100Accident · No injuriesLimited investigationFinal reportGrumman G164 · Madera, CAThe pilot’s loss of directional control during takeoff with a quartering tailwind, which resulted in a runway excursion and separation of the right landing gear.NTSB GAA16CA249Accident · No injuriesData collectionFinal reportBoeing B75 · El Cajon, CAThe pilot's failure to maintain directional control during the landing roll in gusty crosswind conditions, which resulted in a runway excursion and nose over.NTSB WPR14CA365Accident · Minor injuriesData collectionFinal reportEaland Charles Lionheart · Santa Maria, CAThe pilot's inadequate landing flare and subsequent loss of directional control during the landing roll.NTSB WPR14CA293Accident · No injuriesData collectionFinal reportGrumman Acft ENG Cor-Schweizer G 164B · Marysville, CAThe pilot's failure to adequately monitor the environmental conditions to assure the aircraft performance would afford an uneventful takeoff with the loading conditions. Contributing to the accident were the pilot's inability to jettison the load due to the…NTSB WPR14FA182Accident · 1 fatalField investigationFinal reportBoeing E75 · Fairfield, CAThe pilot's failure to maintain clearance from the runway during a low-level aerobatic maneuver due to his impairment by an over-the-counter antihistamine. Contributing to the severity of the pilot's injuries were the pilot's lack of fire protective clothing,…NTSB WPR14LA130Accident · No injuriesLimited investigationFinal reportGrumman G164 - A · Caruthers, CAAn undetected fatigue crack in the landing gear leg, which initiated at an electrical arc-induced damage site of undetermined origin and resulted in landing gear failure. Contributing to the severity of damage to the airplane was the close proximity of an…NTSB WPR13CA031Accident · No injuriesData collectionFinal reportBeech D17S · Van Nuys, CAThe pilot of another airplane did not maintain a proper visual lookout during taxi, which resulted in an on-ground collision.NTSB WPR12LA201Accident · Minor injuriesLimited investigationFinal reportBeech 3NM · Pope Valley, CAA loss of power in one engine during takeoff, which resulted in a forced landing in a vineyard. The reason for the loss of engine power could not be determined from the available evidence.NTSB WPR11LA260Accident · No injuriesLimited investigationFinal reportGrumman G-164A · Buttonwillow, CAThe pilot's misjudgment of the landing approach and subsequent long landing and overrun of the runway resulting in a collision with ground obstacles. Contributing to the accident was the pilot's likely fatigue and dehydration.NTSB WPR11CA014Accident · No injuriesData collectionFinal reportBoeing A75N1(PT17) · Palm Springs, CAThe pilot's failure to maintain directional control during landing, resulting in a ground loop.NTSB WPR10CA289Accident · Serious injuriesData collectionFinal reportGrumman Acft ENG Cor-Schweizer G-164B · Courtland, CAThe pilot's failure to maintain clearance from terrain during low-altitude maneuvers.NTSB WPR09CA393Accident · No injuriesData collectionFinal reportGrumman Acft ENG Cor-Schweizer G-164B · Westley, CAThe pilot’s inadequate preflight planning and preparation, and his decision to operate the airplane well in excess of its maximum gross weight.NTSB WPR09LA247Accident · No injuriesLimited investigationFinal reportBoeing A75N1 · Joshua Tree, CAAn in-flight fire in the engine compartment for undetermined reasons.NTSB LAX08CA223Accident · Minor injuriesData collectionFinal reportGrumman Acft Eng G-164B · Patterson, CAThe pilot's failure to maintain clearance from obstacles while maneuvering.NTSB LAX07LA079Accident · Minor injuriesLimited investigationFinal reportWaco UPF-7 · Palos Verdes, CAthe failure of both pilots to maintain adequate visual lookout and clearance from each other while maneuvering in close proximity.NTSB LAX06LA169Accident · No injuriesLimited investigationFinal reportGrumman G-164B · Tracy, CAloss of power for undetermined reasons.NTSB LAX05LA152Accident · No injuriesLimited investigationFinal reportGrumman G-164A · Yuba City, CAa partial loss of engine power due to multiple cracks in the number 7 cylinder. The reasons for the cracks were not determinedNTSB LAX04FA330Accident · Serious injuriesField investigationFinal reportBushmaster 2000 · Fullerton, CAthe inadequate preflight inspection by the pilot-in-command, where the pilot failed to remove the makeshift gust lock attached to the rudder and left elevator of the airplane. As a result, the airplane veered off the runway surface during the takeoff roll,…NTSB LAX04CA258Accident · No injuriesData collectionFinal reportBoeing A 75N1 · Auburn, CAthe pilot undergoing instruction's overcontrol of the aircraft by his excessive use of the rudder control and failure to maintain directional control of the airplane during landing, which resulted in a ground loop. Contributing factors to the accident were…NTSB LAX04CA010Accident · No injuriesData collectionFinal reportAvions Max Holste MH 1521 Broussard · El Cajon, CAthe pilot's premature liftoff and his failure to attain an adequate takeoff airspeed, which resulted in a stall. The pilot's failure to correctly set the pitch trim before takeoff was a factor.NTSB LAX03LA239Accident · No injuriesLimited investigationFinal reportGrumman G-164 · Hamilton City, CAThe pilot's failure to maintain adequate airspeed to avert stalling during a low altitude turn.NTSB LAX03FA111Accident · 3 fatalField investigationFinal reportBeech 3NM · Anza, CAthe failure of the pilot to maintain an adequate airspeed resulting in a stall and loss of control.NTSB LAX02LA125Accident · No injuriesLimited investigationFinal reportSchweizer G-164B · Dixon, CAThe pilot lost directional control due to the unsuitable landing area. A contributing factor was the muddy runway condition.NTSB LAX00LA345Accident · No injuriesLimited investigationFinal reportGrumman-Schweizer G-164B · Tracy, CALoss of engine power due to failure and separation of the number one connecting rod.NTSB LAX00LA246Accident · No injuriesLimited investigationFinal reportGrumman G-164B · King City, CAThe loss of engine power for undetermined reasons.NTSB LAX98LA015Accident · Minor injuriesLimited investigationFinal reportBeech D17S · Chino, CAfuel starvation resulting from the pilot's inadequate in-flight planning and improper fuel management. Contributing factors were the nighttime conditions and the rough/uneven terrain.NTSB LAX97LA201Accident · No injuriesLimited investigationFinal reportBoeing Stearman A75N1 · Lemoore, CAfailure of the pilot to maintain directional control of the airplane during the landing, which resulted in a ground swerve and subsequent overload failure of the main landing gear. Related factors were a left crosswind and partial loss of the right wheel…NTSB LAX97LA130Accident · No injuriesLimited investigationFinal reportBoeing Stearman B75N1 · Victorville, CAfailure of the pilot to maintain directional control of the aircraft during the landing rollout.NTSB LAX96LA124Accident · No injuriesLimited investigationFinal reportSchweizer G-164B · Tracy, CAoverheating and failure of the engine's master rod and master rod bearing due to oil starvation. A factor relating to the accident was: the lack of suitable terrain for an emergency landing.NTSB LAX96LA101Accident · No injuriesLimited investigationFinal reportBoeing A75 · Barstow, CAa loss of engine power for an undetermined reason(s).NTSB LAX95LA350Accident · No injuriesLimited investigationFinal reportBoeing B75-A75N1 · Van Nuys, CAthe pilot's failure to maintain directional control during landing rollout. Factors which contributed to the loss of control were: the pilot's total lack of experience landing the conventional gear airplane in a crosswind condition, and the crosswind.NTSB LAX95LA127Accident · No injuriesLimited investigationFinal reportBoeing B75N1 · Gaviota, CAinadequate maintenance and service of the aircraft's carburetor heat system, and the pilot's intentional flight into adverse weather conditions. The lack of a suitable area for the emergency landing was a factor.NTSB LAX94LA313Accident · No injuriesLimited investigationFinal reportSchweizer G-164-A · Laton, CAfailure of the No.7 cylinder for an unspecified reason.NTSB LAX94LA204Accident · No injuriesLimited investigationFinal reportBeech UC-45J · Acampo, CAThe pilot's failure to use carburetor heat during the extended power-off descent. The existing carburetor icing conditions, the pilot's diverted attention, and the power lines were factors in this accident.NTSB LAX94LA155Accident · No injuriesLimited investigationFinal reportGrumman G-164B · Chico, CAthe failure of the pilot to obtain/maintain sufficient flying speed during a downwind takeoff and climb, compounded by his reluctance to use full available takeoff power.NTSB LAX93LA238Accident · No injuriesLimited investigationFinal reportBoeing B75N1 · Pacoima, CAA failure of the pilot to adequately compensate for cross wind conditions and a failure to maintain directional control of the airplane.NTSB LAX93LA226Accident · No injuriesLimited investigationFinal reportGrumman G-164B · Madera, CAThe pilot's failure to maintain directional control. A factor related to this accident was the left quartering tailwind.NTSB LAX93LA158Accident · Serious injuriesLimited investigationFinal reportBoeing A75L3 · Carlsbad, CAThe pilot's inadequate preflight preparation in that he failed to refuel the aircraft prior to departure.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 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 LAX92LA028Accident · No injuriesLimited investigationFinal reportGrumman G-164 · Pauma, CAFuel starvation due to a restricted fuel tank vent line. Contributing to the accident was inadequate maintenance.NTSB LAX91LA299Accident · No injuriesLimited investigationFinal reportGrumman G-164B · Crows Landing, CAThe pilot Landing his airplane erroneously on the wrong Landing surface. Factors in this accident were: sunglare and its interference with the pilot's vision and the soft terrain.NTSB LAX91LA283Accident · No injuriesLimited investigationFinal reportBoeing E75 · San Luis Obispo, CAThat the pilot failed to properly compensate of the existing quartering tailwind, improperly using the flight controls and brakes.NTSB LAX91LA228Accident · No injuriesLimited investigationFinal reportBeech C-45H · Lake Elsinore, CAFuel starvation due to an improper modification of the fuel system and the pilot's failure to ensure that the aircraft was airworthy prior to flight.NTSB LAX91LA214Accident · Minor injuriesLimited investigationFinal reportGrumman G164B · Yuba City, CAFatigue in the propeller blade which led to its ultimate failure. Factors relating to this accident were the soft terrain conditions on which the airplane landed and a berm across the airplane's ground path.