NTSB investigations, 2015
24 cases where the sequence of events included Flight control sys malf/fail.
Cases per year
| 2008 | 23 |
|---|---|
| 2009 | 15 |
| 2010 | 30 |
| 2011 | 26 |
| 2012 | 29 |
| 2013 | 23 |
| 2014 | 16 |
| 2015 | 24 |
| 2016 | 20 |
| 2017 | 25 |
| 2018 | 16 |
| 2019 | 16 |
| 2020 | 17 |
| 2021 | 26 |
| 2022 | 24 |
| 2023 | 14 |
| 2024 | 25 |
| 2025 | 27 |
| 2026 | 14 |
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\") = 2015
AND c.\"mKey\" IN (SELECT s.case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_events.parquet' s WHERE s.\"tier2Number\" = '333' AND s.case_mkey IN (SELECT case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_events.parquet' WHERE \"isDefiningEvent\"))
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") = 2015 AND c."mKey" IN (SELECT s.case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_events.parquet' s WHERE s."tier2Number" = '333' AND s.case_mkey IN (SELECT case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_events.parquet' WHERE "isDefiningEvent")) ORDER BY c."eventDate" DESC, c."ntsbNumber" DESC
Run 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 ERA16LA030Accident · No injuriesLimited investigationFinal reportHughes 369D · Marion, SCA momentary jam in the tail rotor control system from an undetermined source, resulting in a torsional fracture of the tail rotor control torque tube and a loss of helicopter control.NTSB ERA16LA015Accident · No injuriesLimited investigationFinal reportBell 206L 3 · Dickinson, ALThe improper installation by company maintenance personnel of the securing hardware of a tail rotor driveshaft section, which resulted in that section of tail rotor driveshaft disconnecting and a complete loss of tail rotor thrust.NTSB CEN15WA449Accident · 1 fatalForeign investigationTrendak Tercel · Odorheiul Secuiesc City, RomaniaThis is preliminary information, subject to change, and may contain errors. On September 26, 2015, at an unknown time, a Trendak Tercel gyroplane, A11-DUN, impacted terrain after takeoff from an airfield near Odorheiul Secuiesc city, Harghita County, Romania.…NTSB GAA15CA294Accident · No injuriesData collectionFinal reportHoward DGA 15P · Englewood, COThe separation of the elevator control system linkage at a push/pull tube and cable joint, for an unknown reason, because the bolt and associated hardware securing the joint was not found for examination.NTSB CEN15FA425Accident · 1 fatalField investigationFinal reportCessna T310Q · Wichita, KSThe separation of the attachment hardware connecting the elevator trim tab pushrod to the elevator trim actuator, which resulted in the elevator trim tab jamming in a position outside the limits of normal travel and a subsequent loss of airplane control.NTSB ERA15LA374Accident · No injuriesLimited investigationFinal reportBell 206 · Thomaston, GAThe loss of tail rotor control due to a fractured pin in the tail rotor control system; the reason the pin fractured could not be determined as the fractured pin was lost in shipping.NTSB ERA15LA360Accident · No injuriesLimited investigationFinal reportJ. Schilling S-19 · East Falmouth, MAThe experimental airplane builder's failure to properly secure the stabilator trim tab push-pull tube’s connection, which resulted in the tube’s separation and a subsequent hard landing. Contributing to the accident was the pilot/owner's failure to detect the…NTSB ERA15LA358Accident · Serious injuriesLimited investigationFinal reportBellanca 7KCAB · Manteo, NCThe inadvertent lodging of the banner-tow cable between the right elevator and horizontal stabilizer after the pilot threw the grapple hook out the window, which resulted in the loss of pitch control and the airplane’s subsequent impact with water.NTSB CEN15LA412Accident · Minor injuriesLimited investigationFinal reportGuisinger Gary G Baby Belle · Stuart, IAThe failure of the tail rotor driveshaft for reasons that could not be determined due to the mechanically and thermally deformed fracture surface.NTSB WPR15LA249Accident · Minor injuriesLimited investigationFinal reportSchweizer 269C - Undesignat · Mesa, AZThe disbondment of a main rotor damper, which resulted in the degradation of its damping action and led to excessive main rotor vibrations and oscillations that caused substantial damage to the helicopter in flight and led to a hard landing.NTSB CEN15LA395Accident · No injuriesLimited investigationFinal reportBell Helicopter Textron Canada 429 · Port O'Connor, TXThe fatigue failure of the tail rotor pitch change link spherical bearing housing as a result of corrosion pitting.NTSB CEN15LA367Accident · 1 fatalLimited investigationFinal reportAir Tractor AT-802A · Wiville, ARThe pilot's failure to maintain clearance from a utility pole while maneuvering during an agricultural application flight, which resulted in damage to the right aileron and a subsequent uncontrolled right roll at a low altitude.NTSB ERA15LA319Accident · Serious injuriesLimited investigationFinal reportHead AX9 118 · New Holland, PAThe pilot's failure to adequately secure the vent line, which resulted in the premature deflation of the balloon’s envelope and its subsequent contact with power lines. Contributing to the accident were the pilot's choice of an unsuitable landing area, which…NTSB WPR15LA203Accident · No injuriesLimited investigationFinal reportBeech C 99 · Salt Lake City, UTThe airplane’s unmanageable right yaw during takeoff for reasons that could not be determined because postaccident examination of the rudder and rudder assembly did not reveal any anomalies that would have precluded normal operation.NTSB CEN15LA265Accident · No injuriesLimited investigationFinal reportBell 407 · Pecan Island, LAThe fatigue fracture of the tail rotor gearbox attachment studs, which resulted in a loss of tail rotor control and a subsequent hard landing.NTSB ANC15LA037Accident · No injuriesLimited investigationFinal reportDehavilland DHC-3T · Skwentna, AKThe flutter failure of the right elevator servo tab due to the improper fabrication of the servo tab and maintenance personnel’s subsequent failure to detect anomalies with the servo tab.NTSB CEN15IA200Incident · No injuriesIncident investigationFinal reportAir Tractor AT 402A · Brickeys, ARThe in-flight separation of the attachment hardware at the elevator control pushrod due to maintenance personnel's improper reinstallation of the attachment hardware.NTSB CEN15LA182Accident · Serious injuriesLimited investigationFinal reportAir Tractor AT 400 · Levelland, TXThe in-flight separation of the left aileron's attachment hardware at the connection between the long aileron pushrod and the left aileron bellcrank. Contributing to the accident was maintenance personnel’s improper installation of, or failure to install, the…NTSB ENG15WA021Incident · No injuriesForeign investigationBoeing 737 - 683 · Oslo, NorwayOn March 25, 2015, at approximately 0730 Coordinated Universal Time (UTC), a Boeing 737-683, Norwegian registration LN-RPA, operated by Scandinavian Airlines System (SAS), experienced a pitch control problem while landing on Runway 01R at Oslo Airport,…NTSB ANC15LA015Accident · No injuriesLimited investigationFinal reportAirbus AS350 B2 · Anchorage, AKThe failure of the ball bearing within the pitch change spider assembly due to its operation with no grease within the bearing, which resulted in the subsequent fracture of the spider assembly and a loss of tail rotor control authority. Also causal to the…NTSB WPR15LA126Accident · No injuriesLimited investigationFinal reportPiper PA 18-150 · Merced, CAThe separation of the flight control stick from the stub due to its improper installation.NTSB CEN15CA166Accident · No injuriesData collectionFinal reportFunk B85C · Leonard, OKThe improper installation of the UP elevator cable turnbuckle which became disconnected during the flight.NTSB CEN15CA159Accident · No injuriesData collectionFinal reportArnold Zodiac CH 650 · Greeley, COThe pilot was unable to maintain directional control during the landing due to the foreign object that lodged behind the rudder.NTSB CEN15LA156Accident · No injuriesLimited investigationFinal reportAgusta Aerospace AW119 Mkii · Gulf of MexicoThe fracture of the tail rotor pitch change link due to excessive bearing rotational friction, which resulted from the bearings being installed in exceedance of the maximum allowable torque during the last overhaul of the pitch change link.