NTSB investigations: Amateur-built UNKNOWN ENG, 2018
34 cases on aircraft whose registry engine model is Amateur-built UNKNOWN ENG. 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
| 1964 | 11 |
|---|---|
| 1965 | 12 |
| 1966 | 20 |
| 1967 | 16 |
| 1968 | 7 |
| 1969 | 11 |
| 1970 | 14 |
| 1971 | 16 |
| 1972 | 10 |
| 1973 | 12 |
| 1974 | 17 |
| 1975 | 13 |
| 1976 | 20 |
| 1977 | 19 |
| 1978 | 25 |
| 1979 | 18 |
| 1980 | 20 |
| 1981 | 19 |
| 1982 | 29 |
| 1983 | 21 |
| 1984 | 26 |
| 1985 | 22 |
| 1986 | 27 |
| 1987 | 31 |
| 1988 | 29 |
| 1989 | 15 |
| 1990 | 28 |
| 1991 | 20 |
| 1992 | 22 |
| 1993 | 27 |
| 1994 | 26 |
| 1995 | 31 |
| 1996 | 30 |
| 1997 | 22 |
| 1998 | 30 |
| 1999 | 34 |
| 2000 | 49 |
| 2001 | 45 |
| 2002 | 64 |
| 2003 | 67 |
| 2004 | 58 |
| 2005 | 70 |
| 2006 | 59 |
| 2007 | 74 |
| 2008 | 63 |
| 2009 | 62 |
| 2010 | 62 |
| 2011 | 44 |
| 2012 | 58 |
| 2013 | 43 |
| 2014 | 46 |
| 2015 | 40 |
| 2016 | 39 |
| 2017 | 43 |
| 2018 | 34 |
| 2019 | 40 |
| 2020 | 28 |
| 2021 | 36 |
| 2022 | 41 |
| 2023 | 41 |
| 2024 | 34 |
| 2025 | 32 |
| 2026 | 25 |
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\") = 2018
AND c.\"mKey\" IN (SELECT x.case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_aircrafts.parquet' x WHERE x.engine_model_code IN ('99999'))
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") = 2018
AND c."mKey" IN (SELECT x.case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_aircrafts.parquet' x WHERE x.engine_model_code IN ('99999'))
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 GAA19CA075Accident · No injuriesData collectionFinal reportDarren M. Vinelli Sopwith PUP · Rio Vista, CAThe pilot's failure to maintain directional control during the landing roll in gusting tailwind conditions.NTSB WPR19LA029Accident · No injuriesClass 3 · LimitedFinal reportBKF Backcountry Supercub · Casper, WYThe seizure of two bearings in the reduction gearbox, resulting in the total loss of engine power. Contributing to the accident was a high descent rate which resulted in a hard landing.NTSB GAA19CA068Accident · No injuriesData collectionFinal reportSilveira Jonathan A Sonex · Corona, CAThe pilot’s failure to see and avoid the airplane on the runway while landing and the pilot receiving instruction’s and flight instructor's failure to properly scan the approach before pulling onto the runway during the takeoff.NTSB GAA19CA037Accident · No injuriesData collectionFinal reportZenith CH601 · Junction City, KSThe pilot's failure to secure the canopy latch before takeoff, which resulted in the canopy opening in flight and the subsequent loss of airplane control.NTSB ERA19FA020Accident · 1 fatalField investigationFinal reportBowers Flybaby · Milton, FLA loss of engine power for reasons that could not be determined, and the pilot's subsequent exceedance of the airplane's critical angle of attack, which resulted in an aerodynamic stall at low altitude.NTSB ERA19LA018Accident · Minor injuriesClass 3 · LimitedFinal reportJabiru 250 · Daytona Beach Shores, FLA total loss of engine power for reasons that could not be determined based on the available information.NTSB GAA18CA573Accident · No injuriesData collectionFinal reportHiller UH 12E · Frankfort, KSThe ground crewmember's improper grabbing of the hovering helicopter's skid during an external load hook-up, which resulted in the helicopter descending and the main rotors striking ground equipment.NTSB WPR18FA261Accident · 2 fatalClass 3 · FieldFinal reportGruber Beelzabub · Rochester, WAThe pilot’s failure to maintain clearance from a tree while maneuvering at a low altitude.NTSB ERA18LA249Accident · 1 fatalLimited investigationFinal reportEdward R. Sugg Sonex · Marion, SCImpact with terrain for reasons that could not be determined based on the available information.NTSB GAA18CA548Accident · No injuriesData collectionFinal reportVans Vans RV 8 · Carson, NVThe pilot's improper landing flare, which resulted in a bounced landing, and his subsequent failure to maintain directional control in gusting, right quartering tailwind conditions.NTSB WPR18FA247Accident · 2 fatalClass 3 · FieldFinal reportSchempp-Hirth Duo Discus T · New Washoe City, NVThe pilot’s delayed recovery from an inadvertent spin and/or spiral dive and an exceedance of the glider’s design limit load during recovery, which resulted in an overload failure of both wings.NTSB ERA18FA240Accident · 1 fatalField investigationFinal reportLance M Hooley Jetez · Covington, TNThe improper manufacture of the left wing, which resulted in a left wing flutter event and failure at low altitude and high speed.NTSB GAA18CA540Accident · No injuriesData collectionFinal reportYakovlev YAK 52 · East Stroudsburg, PAThe pilot's failure to extend the landing gear during landing, which resulted in a runway excursion and subsequent impact with terrain.NTSB WPR18FA232Accident · 2 fatalField investigationFinal reportHughes 369 · Granger, TXThe failure of both pilots to see and avoid a power line while maneuvering at low altitude. Contributing to the accident was the flight instructor's decision to not follow the training syllabus and allow the low-level high-speed flight.NTSB WPR18LA233Accident · No injuriesLimited investigationFinal reportBlue Oak CCK-1865 · Deadwood, CAA loss of engine power due to fuel exhaustion and the pilot's failure to ensure that the left-wing fuel cap was secure before flight. Contributing to the accident was the pilot's failure to monitor fuel levels while in flight.NTSB GAA18CA466Accident · No injuriesData collectionFinal reportVans RV9 · Holland, MIThe pilot’s failure to maintain yaw control during a go-around.NTSB GAA18CA454Accident · No injuriesData collectionFinal reportCessna 172 · Meadow Lakes, AKThe pilot’s selection of the wrong fuel tank for departure, which resulted in fuel starvation and the subsequent total loss of engine power.NTSB ANC18LA057Accident · 1 fatalLimited investigationFinal reportAeros Venture 2000 · Bad Axe, MIThe pilot's loss of aircraft control for reasons that could not be determined based on the available information.NTSB WPR18FA200Accident · 1 fatalField investigationFinal reportDe Havilland DH112 Venom · Sheboygan, WIThe airplane's encounter with wake turbulence from the lead airplane in the formation flight, which resulted in a compressor stall and the airplane's subsequent inability to climb.NTSB GAA18CA437Accident · No injuriesData collectionFinal reportCessna 180 · Bozeman, MTThe pilot's failure to maintain directional control during landing.NTSB CEN18FA262Accident · 1 fatalField investigationFinal reportSchempp-Hirth Flugzeugbau Ventus 3F · Moriarty, NMThe pilot's exceedance of the glider's critical angle of attack during a low-altitude turn, which resulted in an aerodynamic stall and subsequent impact with terrain.NTSB CEN18LA239Accident · Serious injuriesLimited investigationFinal reportSibila MH-1 · Beach City, OHThe total loss of engine power for reasons that could not be determined based on the available evidence.NTSB CEN18LA237Accident · No injuriesLimited investigationFinal reportZenith Stol CH701 · Maple Lake, MNThe total loss of engine power for reasons that could not be determined based on the available evidence.NTSB CEN18LA221Accident · No injuriesLimited investigationFinal reportBeech 58 · Baton Rouge, LAThe improper insulation of the anticollision light wiring, which resulted in the ignition of combustible fuel vapors in the outboard section of the right wing; the source of the fuel leak could not be determined due to fire damage.NTSB CEN18LA218Accident · Minor injuriesLimited investigationFinal reportAerovodochody L 29 Delfin · Moriarty, NMThe pilot’s failure to maintain a proper glidepath during a visual approach and the flight instructor’s delayed remedial action, which resulted in ground impact before the runway.NTSB CEN18LA197Accident · Minor injuriesLimited investigationFinal reportFairchild M 62C(PT-23A) · Wichita, KSA total loss of engine power due to fuel exhaustion, which resulted from the pilot’s miscalculation of the fuel consumption rate during preflight planning.NTSB WPR18FA131Accident · 1 fatalField investigationFinal reportAmerican Air Racing Thunder Mustang · Reno, NVThe pilot's failure to properly secure the engine coolant pump pulley during recent maintenance, which resulted in a loss of the engine's lubrication, cooling, and propeller control systems, and a forced landing, during which the airplane nosed over.…NTSB WPR18LA127Accident · Serious injuriesLimited investigationFinal reportYakovlev YAK 52 · Hillsboro, ORA partial loss of engine power during cruise flight for reasons that could not be determined because postaccident examination did not reveal any mechanical malfunctions or failures that would have precluded normal operation. Contributing to the accident was…NTSB GAA18CA223Accident · No injuriesData collectionFinal reportKen Olson Scamp · Raymond, WAThe pilot's failure to maintain a proper landing flare, which resulted in an aerodynamic stall, bounced landing, and subsequent secondary stall during a go-around attempt.NTSB WPR18TA122Accident · Minor injuriesClass 3Final reportWilhelm Puslar · Salton City, CAThe pilot's improper fuel management, which resulted in a total loss of engine power due to fuel starvation. Contributing to the accident was the pilot's failure to perform the loss of engine power emergency procedures, which likely would have restored engine…NTSB DCA18IA092Incident · No injuriesIncident investigationFinal reportBoeing 777 222 · Honolulu, HIthe fracture of a fan blade due to P&W's continued classification of the TAI inspection process as a new and emerging technology that permitted them to continue accomplishing the inspection without having to develop a formal, defined initial and recurrent…NTSB ERA18LA083Accident · 1 fatalLimited investigationFinal reportGregory Newman Sonex Trainer · Carrabelle, FLA loss of engine power for reasons that could not be determined because the airplane was not recovered. Also causal was the pilot's decision to conduct a low-altitude turn following the loss of engine power, which resulted in an exceedance of the airplane's…NTSB ERA18TA076Accident · No injuriesFinal reportVertical Aviation Technologies 260L Hummingbird · Harrisville, NYThe failure of an electric fuel pump, which resulted in fuel starvation and a total loss of engine power during cruise flight.NTSB CEN18LA080Accident · Minor injuriesLimited investigationFinal reportTomlinson Tracy L Tukan · Erie, COThe student pilot’s inadvertent shutting off of the fuel valve while on approach, which resulted in a loss of engine power due to fuel starvation and impact with terrain.