NTSB investigations, UT

20 cases where NTSB found Maintenance.

Cases per year

20082026
NTSB investigations, UT per year, 2008–2026: 20 cases
20082
20091
20101
20112
20131
20142
20181
20191
20201
20211
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20234
20241

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.\"eventStateOrRegion\" = 'UT' AND c.\"eventCountry\" = 'USA'
    AND c.\"mKey\" IN (SELECT f.case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_findings.parquet' f WHERE starts_with(f.\"findingCode\", '020620'))
  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 WPR24LA161Accident · Minor injuriesClass 3 · LimitedFinal reportAerospatiale SA315B · Hildale, UTMaintenance personnel’s failure to properly secure the EGT thermocouples, which resulted in catastrophic overtemperature of the engine and a total loss of engine power.May 27, 2024 · N57948 · Substantial damageNTSB WPR24LA064Accident · No injuriesClass 3 · LimitedFinal reportDiamond Aircraft Ind DA 40 · Spanish Fork, UTMaintenance personnel’s improper installation of the left magneto, which resulted in oil starvation to the engine and a subsequent total loss of engine power.Dec 21, 2023 · N453DS · Substantial damageNTSB WPR23LA220Accident · No injuriesClass 3 · LimitedFinal reportPiper PA-30 · Nephi, UTA total loss of engine power due to fuel contamination as a result of the inadequate removal of fuel system corrosion during previous maintenance.Jun 8, 2023 · N7318Y · Substantial damageNTSB WPR23LA203Accident · No injuriesClass 3 · LimitedFinal reportPiper PA-28-181 · West Jordan, UTLoss of engine power due to fuel starvation as a result of the mechanic’s failure to properly secure the fuel system gascolator strainer bowl.May 29, 2023 · N456Y · Substantial damageNTSB WPR23LA149Accident · No injuriesClass 3 · LimitedFinal reportStevens Kelly C RV-7 · Morgan, UTThe pilot/builder improperly torqued the propeller attachment bolts while reinstalling the propeller, which resulted in the fatigue failure of the bolts and the separation of the propeller assembly.Apr 9, 2023 · N17NK · Substantial damageNTSB WPR22LA211Accident · Minor injuriesClass 3 · LimitedFinal reportRans S21 · Fairfield, UTThe owner’s (pilot) failure to properly torque a fuel filter b-nut fitting, which likely introduced air into the fuel system and resulted in a loss of engine power. Contributing to the loss of power was a missing restricted bypass line and a header tank vent…Jun 9, 2022 · N46JH · Substantial damageNTSB WPR22LA080Accident · Serious injuriesClass 3 · LimitedFinal reportWalter Tachiki Tachiki 750 Cruzer · Spanish Fork, UTA partial loss of engine power due to an obstructed catalytic converter, which most likely resulted from the pilot’s failure to properly repair or replace it after it was likely damaged during a previous incident. Contributing to the accident was the pilot’s…Jan 14, 2022 · N145WT · Substantial damageNTSB WPR21LA325Accident · No injuriesClass 3 · LimitedFinal reportStout Garry V Europa - Trigear · Hanksville, UTThe pilot’s installation of a non-original equipment manufactured radiator cap, which resulted in the loss of coolant and the engine’s exceedance of the maximum admissible cylinder head temperature. Contributing to the accident was the lack of suitable…Aug 16, 2021 · N133AC · Substantial damageNTSB WPR20LA239Accident · Minor injuriesClass 3 · LimitedFinal reportVans RV7 · Henefer, UTThe total loss of engine power due to the separation of the idler gear shaft bolts as a result of improper installation, which allowed for the idler gear to become disengaged.Jul 26, 2020 · N514BS · Substantial damageNTSB WPR19LA195Accident · Serious injuriesClass 3 · LimitedFinal reportCessna T210 · Hurricane, UTMaintenance personnel's improper installation of a throttle cable to the throttle body arm, which resulted in a throttle detachment during takeoff and subsequent loss of power. Contributing to the accident was the inadequate inspection of the throttle…Jul 15, 2019 · N6330N · Substantial damageNTSB WPR19LA010Accident · Serious injuriesLimited investigationFinal reportPiper PA46 · Hurricane, UTThe mechanic’s failure to properly align the engine exhaust crossover pipe during replacement, and his supervisor’s failure to properly inspect the installation, which resulted in an in-flight fire and the loss of engine power.Oct 21, 2018 · N413LL · Substantial damageNTSB WPR15FA051Accident · 2 fatalField investigationFinal reportRobinson Helicopter R44 · Bountiful, UTThe pilot/mechanic's failure to properly secure the pitch link hardware of one main rotor blade to the rotating swash plate, which resulted in the pitch link separating in flight and a subsequent loss of control.Dec 2, 2014 · N3234U · Substantial damageNTSB WPR14LA118Accident · No injuriesLimited investigationFinal reportCessna P210N · Bountiful, UTFuel starvation due to the in-flight loosening of the fuel lines attached to the fuel flow indicator as a result of inadequate maintenance.Feb 23, 2014 · N18DP · Substantial damageNTSB WPR13FA294Accident · 1 fatalField investigationFinal reportCessna 172 · Birdseye, UT***This report was modified on August 18, 2015. Please see the docket for this accident to view the original report.*** The operator's improper installation of a supplemental electrical power supply, which caused a short circuit due to inadequate vibration…Jun 27, 2013 · N4459R · Substantial damageNTSB WPR11LA362Accident · Minor injuriesLimited investigationFinal reportCessna 172S · Syracuse, UTThe failure of the maintenance technicians who installed the engine to properly tighten the fuel injection servo to a spider supply line, which caused a loss of engine power due to fuel starvation.Aug 2, 2011 · N235GW · Substantial damageNTSB WPR11LA180Accident · Minor injuriesLimited investigationFinal reportWilliam Wright Avid Flyer · Cedar City, UTA loss of engine power during initial climb for reasons that could not be determined because postaccident examination did not reveal a specific anomaly that would have precluded normal operation.Apr 1, 2011 · N613HH · Substantial damageNTSB WPR10LA232Accident · No injuriesLimited investigationFinal reportRobinson Helicopter R22 Beta · Mendon, UTA loss of engine power due to a failure of the magnetos as a result of inadequate maintenance.May 7, 2010 · N393LE · Substantial damageNTSB WPR09LA167Accident · No injuriesLimited investigationFinal reportCessna 180G · Wendover, UTA loss of directional control during landing as a result of the binding in one main landing gear brake assembly due to incorrect maintenance procedures. Contributing to the accident was the pilot's failure to correctly reconfigure the airplane during an…Mar 27, 2009 · N98FC · Substantial damageNTSB WPR09LA048Accident · No injuriesLimited investigationFinal reportHughes 369HS · Fillmore, UTThe loss of engine power due to fuel starvation as a result of a loose fuel filter upper drain cap, which was not properly secured by maintenance personnel.Nov 25, 2008 · N9154F · Substantial damageNTSB LAX08CA051Accident · No injuriesData collectionFinal reportLuscombe 8E · Brigham City, UTThe failure of the landing gear/ski attachment assembly due to inadequate maintenance.Jan 20, 2008 · N71730 · Substantial damage