NTSB investigations: Amateur-built UNKNOWN ENG, NC
47 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
| 1965 | 1 |
|---|---|
| 1970 | 1 |
| 1972 | 1 |
| 1978 | 2 |
| 1984 | 1 |
| 1985 | 1 |
| 1986 | 1 |
| 1987 | 1 |
| 1989 | 2 |
| 1991 | 1 |
| 1994 | 2 |
| 1995 | 1 |
| 2001 | 1 |
| 2002 | 3 |
| 2003 | 2 |
| 2004 | 1 |
| 2005 | 1 |
| 2007 | 2 |
| 2008 | 1 |
| 2009 | 1 |
| 2010 | 1 |
| 2011 | 1 |
| 2012 | 1 |
| 2013 | 2 |
| 2014 | 1 |
| 2015 | 2 |
| 2016 | 1 |
| 2017 | 1 |
| 2020 | 1 |
| 2021 | 1 |
| 2022 | 4 |
| 2023 | 2 |
| 2025 | 1 |
| 2026 | 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\" = 'NC' 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 ('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 c."eventStateOrRegion" = 'NC' 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 ('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 ERA26LA133Accident · Minor injuriesClass 4 · LimitedFinal reportMorris Bradley D Zenith Stol CH-701 · Hendersonville, NCThe pilot’s failure to maintain directional control during takeoff, which resulted in a runway excursion and impact with trees.NTSB ERA25LA196Accident · Serious injuriesClass 4 · LimitedFinal reportChris Wallen/Michael Pliske Just Acft Highlander · Brasstown, NCThe pilot’s inadvertent application of brake pressure during landing, which resulted in a nose over.NTSB ERA23LA278Accident · No injuriesClass 4 · LimitedFinal reportGopalan Hariharan 4 Place · Sanford, NCThe pilot’s failure to maintain directional control while landing in a crosswind, which resulted in a nose over.NTSB ERA23LA241Accident · Minor injuriesClass 3 · LimitedFinal reportBurril Benjamin D BDB001 · Wadesboro, NCA reported total loss of engine power and a subsequent forced landing for reasons that could not be determined because the pilot did not make the wreckage available for examination.NTSB ERA22LA432Accident · Minor injuriesClass 4 · LimitedFinal reportCessna 140 · Winterville, NCThe student pilot’s improper recovery from a bounced landing. A factor in the accident was the instructor’s delayed remedial action which resulted in an inability to recover the airplane from an aerodynamic stall.NTSB ERA22LA268Accident · No injuriesClass 3 · LimitedFinal reportWingren Norman Escapade · Brasstown, NCThe failure of the engine gearbox drive flange, which resulted in a nose gear collapse during the subsequent precautionary landing in tall grass.NTSB ERA22LA132Accident · No injuriesClass 4 · LimitedFinal reportCessna 140 · New Bern, NCThe loss of brake pressure on the left brake due to a failed O-ring seal.NTSB ERA22LA110Accident · Serious injuriesClass 4 · LimitedFinal reportMiller Roger Thatcher CX4 · Angier, NCThe pilot’s encounter with a flock of birds on final approach, which resulted in a loss of control, an aerodynamic stall and spin, and impact with trees and terrain.NTSB WPR21FA210Accident · 1 fatalClass 3 · FieldFinal reportMark Coby Early Bird Jenny · Stoneville, NCThe pilot’s exceedance of the airplane’s critical angle of attack during the takeoff initial climb, which resulted in an aerodynamic stall and a loss of control.NTSB ERA20CA152Accident · No injuriesData collectionFinal reportHolmgren Bearhawk · Ahoskie, NCThe collapse of the right main landing gear during a bounced, crosswind landing.NTSB ERA17TA196Accident · No injuriesFinal reportErnest T Christley Zenith Zodiac 601XL · Sanford, NCThe pilot’s selection of a threaded metal rod of insufficient strength to connect the fuel tank selector handle to the fuel valve, which resulted in his inability to switch fuel tanks and a subsequent total loss of engine power due to fuel starvation.NTSB ERA16LA301Accident · Minor injuriesLimited investigationFinal reportMeans Rober C Rotorway Exec · Iron Station, NCThe pilot’s failure to maintain adequate clearance from the ground while hovering, which resulted in separation of the forward section of the right skid tube with counterweight attached, a sudden center of gravity (CG) shift outside the normal operating…NTSB GAA16CA099Accident · No injuriesData collectionFinal reportDavis Michael J MD Special · Wallace, NCThe pilot's improper fuel planning, which resulted in fuel exhaustion.NTSB ERA16LA041Accident · No injuriesLimited investigationFinal reportWoodrow Larry W Sonex · Morganton, NCThe pilot/owner’s inadequate maintenance inspection following a propeller strike, which resulted in the subsequent in-flight propeller separation due to propagation of fatigue cracks in the crankshaft.NTSB ERA14CA349Accident · No injuriesData collectionFinal reportPekola James W Ridge Runner III · Andrews, NCThe pilot's failure to open the fuel tank valves during the preflight examination of the airplane, which resulted in a total loss of engine power due to fuel starvation.NTSB ERA14CA017Accident · Serious injuriesData collectionFinal reportBeech A36 · Burnsville, NCThe pilot's failure to achieve a proper touchdown point during landing, which resulted in a runway excursion.NTSB ERA13CA206Accident · Minor injuriesData collectionFinal reportPoole Robert C JR Van's · Salisbury, NCThe pilot's improper landing flare, which resulted in a hard landing, and his subsequent decision to exit the paved runway onto the soft terrain.NTSB ERA12FA256Accident · 1 fatalField investigationFinal reportAnderson John H Avid Flyer MK 4 · Waxhaw, NCThe pilot's failure to maintain adequate airspeed during an attempted go-around, which resulted in a low-altitude aerodynamic stall.NTSB ERA11CA355Accident · No injuriesData collectionFinal reportDotson William P Sngl Seat Hawk Arrow · Carthage, NCA partial loss of engine power due to the pilot’s improper installation of the engine’s No. 1 cylinder spark plugs.NTSB ERA10LA504Accident · No injuriesLimited investigationFinal reportAeronca 11AC · Mocksville, NCThe pilot’s failure to attain the proper touchdown point, following a loss of engine power due to carburetor icing.NTSB ERA09LA356Accident · 1 fatalLimited investigationFinal reportChris Mitchell Titan Tornado · Chadbourn, NCThe pilot’s failure to maintain aircraft control during initial climb following a loss of engine power. The reason for the power loss was not determined.NTSB ERA09LA106Accident · 1 fatalLimited investigationFinal reportReamer RV7A · Wadesboro, NCThe pilot's failure to maintain adequate airspeed while on approach for a precautionary landing, which resulted in an aerodynamic stall.NTSB MIA07CA151Accident · No injuriesData collectionFinal reportSchleicher ASW-24E · Morganton, NCThe failure of the pilot to maintain airspeed while turning base to final resulting in the left wing contacting the ground.NTSB NYC07LA140Accident · Serious injuriesLimited investigationFinal reportStinson 108-2 · Washington, NCA loss of engine power for undetermined reasons. Contributing to the accident was the proximity of trees.NTSB ATL05CA053Accident · Serious injuriesData collectionFinal reportBennett Ra Oliver Zodiac CH 601 HDS · Mt. Olive, NCRupture of the engine's cooling system radiator, which allowed steam to fill the cockpit.NTSB ATL05LA017Accident · Serious injuriesLimited investigationFinal reportDavid Nielson Ison Hi-Max 1700 · Hendersonville, NCThe pilot's failure to maintain airspeed which resulted in an inadvertent stall/spin and subsequent in-flight collision with terrain.NTSB ATL04LA003Accident · 1 fatalLimited investigationFinal reportWhitty Mustang II · Holly Ridge, NCThe loss of engine power for undetermined reasons, and the pilot's failure to maintain airspeed while maneuvering for a forced landing.NTSB ATL03LA129Accident · Serious injuriesLimited investigationFinal reportWilliam Allen MONI-1 · Timberlake, NCThe pilot's failure to maintain adequate airspeed which resulted in a stall and subsequent collision with the ground.NTSB MIA02LA171Accident · No injuriesLimited investigationFinal reportJohnson Hornet · Archdale, NCthe pilot's failure to maintain directional control during final approach, which resulted in the airplane drifting off course and impacting with trees. Factors in this accident were the pilot's attention being diverted due to the right door not being secured.NTSB ATL02LA170Accident · 1 fatalLimited investigationFinal reportMikoyan Gurevich Mig-15 · Whiteville, NCThe pilot continued visual flight into instrument meteorological conditions and experienced spatial disorientation which resulted in a loss of control and the subsequent collision with the ground .NTSB ATL02LA125Accident · No injuriesLimited investigationFinal reportRotorway Exec 162F · Concord, NCThe pilot's improper use of cyclic while attempting a hover resulting in dynamic rollover.NTSB ATL02LA016Accident · Minor injuriesLimited investigationFinal reportWhitty, Philip J. Mustang II · Hampstead, NCA loss of engine power for undetermined reasons, which resulted in a forced landing and subsequent nose over during landing roll. A factor was the soft, unsuitable terrain.NTSB MIA95IA194Incident · No injuriesIncident investigationFinal reportBoeing 737-3B7 · Charlotte, NCImproper installation of the 'a' system flight control computer by company maintenance personnel, which resulted in pin connector(s) being pushed loose and subsequent malfunction of the autopilot.NTSB ATL95LA017Accident · 1 fatalLimited investigationFinal reportWSK PZL Mielec TS-11 Iskra · Shelby, NCThe pilot's failure to maintain landing approach speed, which resulted in a final approach stall. Factors were the night lighting conditions, and the pilot's failure to use the landing light.NTSB ATL94LA118Accident · 1 fatalLimited investigationFinal reportMonnett Moni · Ashville, NCThe failure of the pilot to maintain control of the aircraft. A factor in the accident was the thunderstorm off the departure end of the runway.NTSB ATL91LA165Accident · Serious injuriesLimited investigationFinal reportIcard, Claude M. Sonerai II LT · Morganton, NCThe pilot's failure to maintain directional control of the airplane on the runway, and the inadvertent rotation of the airplane, resulting in an unplanned flight.NTSB ATL89LA221Accident · Minor injuriesLimited investigationFinal reportBeech B23 · Hatteras, NCLoss of engine power for an unknown reason.NTSB ATL89FA196Accident · 1 fatalField investigationFinal reportBeech A-36 · Chapel Hill, NCThe pilot's failure to maintain control of the airplane while maneuvering for a landing. Contributing factors were: the pilot's failure to follow the emergency procedures for an autopilot malfunction, and pilot fatigue.NTSB ATL87LA199Accident · No injuriesLimited investigationFinal reportBurkhart Grob G-103A · Mt. Airy, NCThe instructor stated this was the second flight of the day with the student. They had released from an air tow at 1,500 feet AGL. The instructor was demonstrating glide slope control for best final glide. When the sailplane was about 1,000 feet AGL and one…NTSB ATL86FA266Accident · 1 fatalField investigationFinal reportPiper TG8-J3C-65 · Apex, NCThe plt was practicing takeoffs and landings in his newly acquired J3 at a private airstrip when the eng sputtered and then quit. The plt lost control of the acft and hit a 't' hanger prior to hitting the ground. The acft caught fire and was destroyed,…NTSB ATL85LA273Accident · 1 fatalLimited investigationFinal reportCessna 404 · Hayesville, NCFisherman heard an aircraft overhead but did not see any sign of it in the night sky. Shortly thereafter they saw a flash and fire on the side of a mountain, then they heard the explosion. The sheriff was called and an investigation revealed a crashed…NTSB ATL84LA144Accident · 1 fatalLimited investigationFinal reportBrown, R. M. JR. Monnett Moni · Kill Devil Hill, NCThe acft was the 4th acft to take off of 7 scheduled to make a formation fly-by of the wright brothers national memorial. As the acft took off to join up for the flt, a thick low fog bank rolled in. The other acft departed the area, but the plt attempted to…NTSB IAD78FA074Accident · No injuriesClosedCessna 310Q · Durham, NCNTSB IAD78DKM05Accident · No injuriesClosedBeech B23 · Sophia, NCNTSB MIA73DLG02Accident · No injuriesClosedBell 47D1 · Dalzell, NCNTSB IAD71DKM07Accident · No injuriesClosedLuscombe 8E · Wadesboro, NCNTSB MIA66F0052Accident · No injuriesClosedPiper PA-28 · Winston Salem, NC