NTSB investigations

35 cases where NTSB found Equipment design.

Cases per year

20082026
NTSB investigations per year, 2008–2026: 35 cases
20084
20095
20101
20115
20123
20133
20142
20152
20163
20171
20191
20211
20221
20231
20242

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 c.\"mKey\" IN (SELECT f.case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_findings.parquet' f WHERE starts_with(f.\"findingCode\", '04011010'))
  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.

NTSB ANC25LA008Accident · Serious injuriesClass 3 · LimitedFinal reportCub Crafters CC18-180 · Anchorage, AKThe incorrect installation of the rear flight control stick, resulting in the pilot’s inability to control the pitch attitude, coupled with the pilot’s inadequate control system check before departure, all which resulted in an aerodynamic stall during takeoff.Nov 2, 2024 · N55PK · Substantial damageNTSB CEN24LA318Accident · No injuriesClass 3 · LimitedFinal reportAyres S2R · Stanwood, MIThe pilot’s failure to maintain terrain clearance during a low-level aerial application flight, which resulted in impact with terrain and a subsequent forced landing. Contributing to the accident was the location of the spray boom pressure gauge, which…Jun 20, 2024 · N4004K · Substantial damageNTSB WPR24FA053Accident · 1 fatalClass 3 · FieldFinal reportBeauchamp Norm Kitfox · Eloy, AZThe separation of a propeller blade during the initial climb due to insufficient blade retention forces. Contributing to the accident was the propeller blade retention design, manufacturing defects that prevented the propeller from achieving adequate grip…Dec 8, 2023 · N66180 · DestroyedNTSB ERA23FA007Accident · 1 fatalClass 3 · FieldFinal reportSeamax M-22 · East Hampton, NYAn inflight separation of the right wing as a result of the manufacturer’s application of a bolt and nut in the upper wing strut attachment point that was inconsistent with the nut design intent and usage limitations.Oct 6, 2022 · N46PD · Substantial damageNTSB DCA21FA085Incident · No injuriesClass 3 · FieldFinal reportBoeing 777-222 · Broomfield, COThe fatigue failure of the right engine fan blade. Contributing to the fan blade failure was the inadequate inspection of the blades, which failed to identify low-level indications of cracking, and the insufficient frequency of the manufacturer’s inspection…Feb 20, 2021 · N772UA · Minor damageNTSB DCA20MA002Accident · 1 fatalClass 1 · MajorFinal reportSaab 2000 · Unalaska, AKThe landing gear manufacturer’s incorrect wiring of the wheel speed transducer harnesses on the left main landing gear during overhaul. The incorrect wiring caused the antiskid system not to function as intended, resulting in the failure of the left outboard…Oct 18, 2019 · N686PA · Substantial damageNTSB ERA17LA263Accident · Minor injuriesLimited investigationFinal reportSikorsky S-97A · Jupiter, FLA design change in the helicopter's fly-by-wire control system that resulted in an increase in the sensitivity of the cyclic stick while transitioning from ground to flight mode, magnifying the pilot's control inputs, which resulted in unintentional over…Aug 2, 2017 · N971SK · Substantial damageNTSB ERA16LA274Accident · Minor injuriesLimited investigationFinal reportAlisport Silent 2 Targa · London, KYThe pilot's failure to properly secure the right side of the canopy before takeoff, and an in-flight collision with trees while maneuvering with an open canopy. Contributing to the pilot's failure to properly secure the canopy was the lack of a visual…Jul 24, 2016 · N602SL · Substantial damageNTSB DCA16FA199Accident · 2 fatalClass 2 · FieldFinal reportBell 525 · Italy, TXA severe vibration of the helicopter that led to the crew's inability to maintain sufficient rotor rotation speed (Nr), leading to excessive main rotor blade flapping, subsequent main rotor blade contact with the tail boom, and the resultant in-flight…Jul 6, 2016 · N525TA · DestroyedNTSB ERA16FA194Accident · 2 fatalField investigationFinal reportJihlavan Airplanes Sro KP 5 ASA · Rhoadesville, VAThe pilots' loss of control that necessitated the activation of the parachute system and the airplane manufacturer's inadequate design of the front parachute anchor attachment structure, which resulted in a failure of the parachute after it was deployed in…May 24, 2016 · N440JM · DestroyedNTSB DCA16LA032Accident · No injuriesLimited investigationFinal reportBoeing 737 3H4 · Nashville, TNthe flight crew's early turn towards the assigned gate because taxiway lighting had been inadvertently turned off by the controller-in-charge which resulted in the airplane leaving the paved surface. Contributing to the accident was the operation of the…Dec 15, 2015 · N649SW · Substantial damageNTSB CEN15MA290Accident · 1 fatalClass 1 · MajorFinal reportAirbus Helicopters AS350B3E · Frisco, COAirbus Helicopters' dual-hydraulic AS350 B3e helicopter's (1) preflight hydraulic check, which depleted hydraulic pressure in the tail rotor hydraulic circuit, and (2) lack of salient alerting to the pilot that hydraulic pressure was not restored before…Jul 3, 2015 · N390LG · DestroyedNTSB DCA15MA019Accident · 1 fatalClass 1 · MajorFinal reportScaled Composites 339 · Koehn Dry Lake, CAScaled Composites' failure to consider and protect against the possibility that a single human error could result in a catastrophic hazard to the SpaceShipTwo vehicle. This failure set the stage for the copilot's premature unlocking of the feather system as a…Oct 31, 2014 · N339SS · DestroyedNTSB ERA14LA202Accident · No injuriesLimited investigationFinal reportOconnor Paul A Ultimate Aero 10-200 · Saint Albans, VTThe propeller blade’s failure due to fatigue cracks that initiated from pitch change pin attachment holes that had been drilled too deep during manufacture.Apr 18, 2014 · N827D · DestroyedNTSB DCA13CA172Accident · No injuriesData collectionFinal reportNasa Ames Research Center Sierra · Beaufort Sea, AKcontinued operation into engine intake system icing conditions resulting in a loss of power; due to schedule pressure and an insufficient risk management process.Jul 27, 2013 · UNREG · Substantial damageNTSB WPR13LA214Accident · No injuriesLimited investigationFinal reportCessna 421A · Oakland, CAA failure of the left main landing gear pivot bolt in overstress during landing.May 1, 2013 · N216WA · Substantial damageNTSB DCA13IA037Incident · No injuriesClass 1 · IncidentFinal reportBoeing 787 · Boston, MAan internal short circuit within a cell of the auxiliary power unit (APU) lithium-ion battery, which led to thermal runaway that cascaded to adjacent cells, resulting in the release of smoke and fire. The incident resulted from Boeing's failure to incorporate…Jan 7, 2013 · JA829J · Minor damageNTSB ERA12TA542Accident · No injuriesFinal reportRidge Lowell H Jabiru J230 · Otter Lake, NYA failure of an engine cylinder exhaust valve due to the buildup of lead deposits on the valve stem and fatigue cracking of the valve stem, resulting in a total loss of engine power, and the loss of the propeller. Contributing to the accident was the lack of…Aug 16, 2012 · N365R · Substantial damageNTSB WPR12LA329Accident · No injuriesLimited investigationFinal reportInterplane Skyboy EX · Sandy, ORA partial loss of engine power during takeoff due to carburetor icing. Contributing to the accident was the lack of a carburetor heat system installed on the airplane.Jul 28, 2012 · N582YB · Substantial damageNTSB DCA12IA114Incident · No injuriesIncident investigationFinal reportBoeing 787 · Charleston, SCThe separation of the fan mid shaft resulted from environmentally assisted cracking under static load. Contributing to the incident was the combination of dry film lubricant applied to the fan mid-shaft and graphite grease used during assembly which made the…Jul 28, 2012 · VT-ANJ · Minor damageNTSB ENG12IA004Incident · No injuriesIncident investigationFinal reportBombardier CL600 2C10 · Atlanta, GAThe Start Operability Bleed Valve (OBV) fuel return adapter-fitting fractured and separated in cyclic fatigue, which allowed fuel to spill onto a hot engine case that ignited the undercowl fire. The OBV fuel adapter-fitting was dropped and the damage reduced…Oct 23, 2011 · N751EV · No damageNTSB ERA12FA018Accident · 1 fatalField investigationFinal reportBerger Michael A Waiex · Washington, GAThe in-flight failure of the aircraft’s Y-tail attachment structure during maneuvering flight due to overload. Contributing to the accident was, the kit manufacturer’s use of 14 CFR Part 23, Appendix A design guidelines intended for a conventional tail…Oct 22, 2011 · N75654 · Substantial damageNTSB ERA11LA392Accident · Minor injuriesLimited investigationFinal reportRobinson Helicopter R22 Beta · West Palm Beach, FLSeparation of the auxiliary fuel tank cap, which entered the tail rotor system. Contributing to the accident was the lack of a fuel tank cap restraint.Jul 10, 2011 · N10786 · Substantial damageNTSB WPR11LA167Accident · No injuriesLimited investigationFinal reportRotorway A600 · Chandler, AZA design modification that changed the fasteners and components used to attach the main rotor drive pulley to the engine, which resulted in fatigue failure of those fasteners and a complete loss of power to the main rotor.Mar 15, 2011 · N602RW · Substantial damageNTSB ERA11IA184Incident · No injuriesIncident investigationFinal reportCessna 560XL · Haynesville, VAThe manufacturer's inadequate design fix for previously known tailcone stinger water ingestion and retention.Mar 10, 2011 · N588QS · No damageNTSB ERA10LA237Accident · No injuriesLimited investigationFinal reportPiper PA 46-350P · Parkersburg, WVThe inadequate design of the engine mount by the manufacturer, resulting in collapse of the nose landing gear. Contributing to the accident was the failure of the operator to adhere to the manufacturer's suggested engine mount inspection schedule.Apr 16, 2010 · N779MA · Substantial damageNTSB CEN10LA050Accident · 1 fatalLimited investigationFinal reportAugustine David L Sonex · Burnet, TXThe pilot’s failure to maintain aircraft control, resulting in an aerodynamic stall. Contributing to the accident was the loss of engine power due to a clogged fuel screen that resulted in fuel starvation caused by the builder's inappropriate use of a fuel…Nov 14, 2009 · N10DA · Substantial damageNTSB ERA09LA540Accident · No injuriesLimited investigationFinal reportFlight Design Ctsw · Gettysburg, PAThe failure of the left main wheel attachment fitting due to overstress.Sep 13, 2009 · N466CT · Substantial damageNTSB ERA09LA471Accident · No injuriesLimited investigationFinal reportPiper PA-46-350P · Sanford, FLThe fatigue cracking at the point the nose landing gear actuator attaches to the mount resulting in separation of the actuator and partial collapse of the nose landing gear. Contributing to the accident was the lack of specific inspection guidance for…Aug 16, 2009 · N548C · Substantial damageNTSB ERA09FA304Accident · No injuriesField investigationFinal reportBeech C90A · Yeehaw Junction, FLThe failure of the flightcrew to recognize that both engines were being supplied fuel only from the right wing fuel tanks resulting in loss of power in both engine due to fuel starvation. Contributing to the accident were the inoperative the left auxiliary…May 25, 2009 · N8001V · Substantial damageNTSB CEN09MA117Accident · 8 fatalMajor investigationFinal reportSikorsky S-76C · Morgan City, LA(1) the sudden loss of power to both engines that resulted from impact with a bird (red-tailed hawk), which fractured the windshield and interfered with engine fuel controls, and (2) the subsequent disorientation of the flight crewmembers, which left them…Jan 4, 2009 · N748P · DestroyedNTSB WPR09FA005Accident · 1 fatalField investigationFinal reportIniziative Industriali Italian SKY Arrow 600 · Malibu, CAThe pilot's failure to maintain aircraft control during a low-altitude maneuver. Contributing to the accident was the pilot's decision to perform a maneuver at a low altitude that was insufficient to allow him to recover from the loss of control. Contributing…Oct 8, 2008 · N454SA · Substantial damageNTSB DCA08MA098Accident · 4 fatalClass 1 · MajorFinal reportLearjet LR60 · Columbia, SCThe operator’s inadequate maintenance of the airplane’s tires, which resulted in multiple tire failures during takeoff roll due to severe underinflation, and the captain’s execution of a rejected takeoff (RTO) after V1, which was inconsistent with her…Sep 20, 2008 · N999LJ · DestroyedNTSB NYC08FA307Accident · 1 fatalField investigationFinal reportLindstrand Balloons 150A · Phoenixville, PAThe separation of a portion of a fuel fitting during a hard landing resulting in release of fuel and a fire in the balloons basket area. Contributing to the accident was the pilot's failure to follow the manufacturer's published procedures to shut down the…Sep 7, 2008 · N844LB · Substantial damageNTSB CHI08IA152Incident · No injuriesIncident investigationFinal reportEclipse EA500 · Chicago, ILThe airplane manufacturer's inadequate software design requirements of the engine's full authority digital electronic controls (FADEC) fault logic that resulted in a simultaneous unrecoverable loss of thrust control on both engines when the FADEC's input data…Jun 5, 2008 · N612KB · No damage