# NTSB investigations: Aircraft handling/service

NTSB aviation accident and incident investigations since 1962: the probable cause, findings, aircraft, crew, weather and docket of each, linked to the FAA registry and the FAA’s own reports.

Page 2 of 8 · 357 cases

## Cases, newest first

- [NTSB ERA21LA170](https://openairdocs.org/ntsb/ERA21LA170.md): Mooney M20C · College Park, MD · Accident · No injuries · Class 3 · Limited · Final report · Apr 3, 2021 · N2953L · Substantial damage
  > Improper maintenance of the airplane by its owners and their failure to have qualified maintenance personnel determine the root cause of water infiltration into the fuel system. Also causal was the pilot’s inadequate preflight inspection, which failed to…
- [NTSB WPR21LA149](https://openairdocs.org/ntsb/WPR21LA149.md): Luscombe 8A · Port Townsend, WA · Accident · No injuries · Class 4 · Limited · Final report · Mar 29, 2021 · N28461 · Substantial damage
  > The pilot’s inadequate engine hand propping procedure which resulted in the airplane’s unexpected movement and subsequent impact with a fueling station.
- [NTSB CEN21LA145](https://openairdocs.org/ntsb/CEN21LA145.md): Quicksilver Mxii · Hattiesburg, MS · Accident · Serious injuries · Class 4 · Limited · Final report · Feb 25, 2021 · UNREG · Substantial damage
  > The total loss of engine power for undetermined reasons and the pilot’s failure to maintain clearance from the trees during the subsequent forced landing resulting in an impact with trees and terrain.
- [NTSB CEN21LA138](https://openairdocs.org/ntsb/CEN21LA138.md): Cessna 182F · Millville, IA · Accident · Minor injuries · Class 3 · Limited · Final report · Feb 24, 2021 · N3209U · Substantial damage
  > The inadequate maintenance/inspection of the airplane, which resulted in a total loss of engine power due to oil starvation.
- [NTSB DCA21FA085](https://openairdocs.org/ntsb/DCA21FA085.md): Boeing 777-222 · Broomfield, CO · Incident · No injuries · Class 3 · Field · Final report · Feb 20, 2021 · N772UA · Minor damage
  > The 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…
- [NTSB ERA21LA106](https://openairdocs.org/ntsb/ERA21LA106.md): American AA5 · Leesburg, VA · Accident · No injuries · Class 3 · Limited · Final report · Jan 19, 2021 · N5880L · Substantial damage
  > The weakened structure of the left horizontal stabilizer, which resulted in elevator flutter and subsequent partial separation of the left elevator in flight. Contributing to the accident were the lack of elevator authority while landing due to the damaged…
- [NTSB CEN21LA030](https://openairdocs.org/ntsb/CEN21LA030.md): Cessna 210 · Lubbock, TX · Accident · 1 fatal · Class 3 · Limited · Final report · Oct 26, 2020 · N9622T · Destroyed
  > The pilot’s improper decision to fly into icing conditions with an airplane that was not equipped for icing, which led to structural icing and a subsequent loss of airplane control, and the pilot’s impairment from carbon monoxide poisoning due to a cracked…
- [NTSB CEN20LA322](https://openairdocs.org/ntsb/CEN20LA322.md): Quad City Challenger · Jonesboro, LA · Accident · Serious injuries · Class 3 · Limited · Final report · Aug 2, 2020 · N990SS · Substantial damage
  > Loss of engine power due to the use of improper fuel in the airplane by the non-certificated pilot.
- [NTSB ERA20LA271](https://openairdocs.org/ntsb/ERA20LA271.md): American AA 5 · Dunnellon, FL · Accident · 1 fatal · Class 3 · Limited · Final report · Aug 1, 2020 · N7192L · Substantial damage
  > A total loss of engine power due to fuel starvation as a result of improper installation and inspection of the airplane’s fuel system. Contributing to the accident was the pilot’s lack of certification and knowledge in aircraft maintenance.
- [NTSB ERA20LA237](https://openairdocs.org/ntsb/ERA20LA237.md): Piper PA46 · Titusville, FL · Accident · No injuries · Class 3 · Limited · Final report · Jul 3, 2020 · N89MA · Substantial damage
  > The loss of directional control during landing due to the fracture of the steering horn bolts, which rendered the nosewheel steering ineffective and resulted from the airplane being towed over the left turn limits at an undetermined time before the accident.
- [NTSB ANC20CA058](https://openairdocs.org/ntsb/ANC20CA058.md): Piper PA 12 · Palmer, AK · Accident · No injuries · Class 4 · Data collection · Final report · Jun 6, 2020 · N3824M · Substantial damage
  > The pilot’s improper decision to load the airplane beyond its allowable gross weight limits, which resulted in an impact with a tree and collision with terrain.
- [NTSB ERA20LA207](https://openairdocs.org/ntsb/ERA20LA207.md): Quad City Challenger · Wurtsboro, NY · Accident · 2 fatal · Class 3 · Limited · Final report · Jun 5, 2020 · N850RW · Substantial damage
  > A loss of control after takeoff due to the pilot’s improper use of ballast weight. Contributing was the pilot’s decision to operate the airplane above its maximum gross weight.
- [NTSB CEN20CA139](https://openairdocs.org/ntsb/CEN20CA139.md): Rans S-12 Airaile · Hillrose, CO · Accident · Serious injuries · Data collection · Final report · Apr 4, 2020 · UNREG · Substantial damage
  > The noncertificated pilot's diverted attention while looking at a fire during low-altitude flying, which resulted in a collision with power lines.
- [NTSB CEN20CA090](https://openairdocs.org/ntsb/CEN20CA090.md): Robinson R22 · Cotulla, TX · Accident · No injuries · Data collection · Final report · Feb 18, 2020 · N10786 · Substantial damage
  > The pilot's failure to remove the right skid trailer tie-down before attempting to take off, which resulted in a dynamic roll-over.
- [NTSB CEN20LA041](https://openairdocs.org/ntsb/CEN20LA041.md): Cessna 525A · Scotts Bluff, NE · Accident · No injuries · Class 3 · Limited · Final report · Dec 18, 2019 · CGOJG · Substantial damage
  > The installation of incorrect mounting hardware to secure the right engine cowl, which resulted in an in-flight separation and impact with the horizontal stabilizer and elevator.
- [NTSB WPR19FA266](https://openairdocs.org/ntsb/WPR19FA266.md): American AA5 · Cowles, NM · Accident · 2 fatal · Class 3 · Field · Final report · Sep 27, 2019 · N9774U · Destroyed
  > The pilot's decision to fly into terrain that exceeded the performance capabilities of the airplane, which resulted in failure to maintain clearance from trees and terrain.
- [NTSB CEN19FA279](https://openairdocs.org/ntsb/CEN19FA279.md): Aero Commander 200 · Howell, MI · Accident · 2 fatal · Class 3 · Field · Final report · Aug 20, 2019 · N200HS · Substantial damage
  > The improper installation of the engine’s metal intake screen, which allowed the filter element to become displaced and subsequently lodge in the intake, blocking intake air and causing the total loss of engine power, at low altitude and low airspeed…
- [NTSB CEN19LA244](https://openairdocs.org/ntsb/CEN19LA244.md): Air Tractor AT 602 · Walls, MS · Accident · No injuries · Class 3 · Limited · Final report · Jul 24, 2019 · N50634 · Substantial damage
  > The improper fuel servicing of the airplane, which resulted in water contamination of the airplane's fuel supply and a subsequent loss of engine power.
- [NTSB DCA19CA186](https://openairdocs.org/ntsb/DCA19CA186.md): Boeing 757 · San Francisco, CA · Accident · No injuries · Class 4 · Data collection · Final report · Jul 23, 2019 · N57852 · Substantial damage
  > failure of the ground crew to maintain clearance from the parked airplane during pushback.
- [NTSB WPR19MA177](https://openairdocs.org/ntsb/WPR19MA177.md): Beech 65-A90 · Mokuleia, HI · Accident · 11 fatal · Class 2 · Major · Final report · Jun 22, 2019 · N256TA · Destroyed
  > The pilot’s aggressive takeoff maneuver, which resulted in an accelerated stall and subsequent loss of control at an altitude that was too low for recovery. Contributing to the accident were (1) the operation of the airplane near its aft center of gravity…
- [NTSB WPR19LA128](https://openairdocs.org/ntsb/WPR19LA128.md): Beech 35 · Sedona, AZ · Accident · No injuries · Class 3 · Limited · Final report · May 1, 2019 · N6864Q · Substantial damage
  > The partial loss of engine power due to deteriorated O-rings in the throttle metering assembly. Contributing to the accident was non-compliance with the manufacturer's recommended throttle metering assembly overhaul schedule.
- [NTSB WPR19FA115](https://openairdocs.org/ntsb/WPR19FA115.md): Beech 60 · Fullerton, CA · Accident · 1 fatal · Class 3 · Field · Final report · Apr 19, 2019 · N65MY · Destroyed
  > The pilot’s use of an unapproved elevator control lock device, and his failure to remove that device and correctly position the elevator before flight, which resulted in a loss of control during takeoff. Contributing to the accident was his failure to perform…
- [NTSB ERA19LA143](https://openairdocs.org/ntsb/ERA19LA143.md): Cessna 175 · Edgefield, SC · Accident · No injuries · Class 3 · Limited · Final report · Apr 4, 2019 · N7622M · Substantial damage
  > The total loss of engine power due to a stuck engine exhaust valve. Contributing to the loss of engine power was the pilot’s failure to properly address the recurring stuck exhaust valve issue.
- [NTSB DCA19CA079](https://openairdocs.org/ntsb/DCA19CA079.md): Airbus A320 · Denver, CO · Accident · No injuries · Class 4 · Data collection · Final report · Jan 28, 2019 · N220FR · Substantial damage
  > loss of control of the tug by the driver during pushback operations as a result of the contaminated ramp, angle of the towbar, and the airplane engines being at idle thrust.
- [NTSB ERA18FA264](https://openairdocs.org/ntsb/ERA18FA264.md): Dassault Falcon 50 · Greenville, SC · Accident · 2 fatal · Field investigation · Final report · Sep 27, 2018 · N114TD · Substantial damage
  > The operator's decision to allow a flight in an airplane with known, unresolved maintenance discrepancies, and the flight crew's failure to properly configure the airplane in a way that would have allowed the emergency or parking brake systems to stop the…
- [NTSB DCA18CA303](https://openairdocs.org/ntsb/DCA18CA303.md): Embraer EMB120 · 40 nm vicinity south of Lake Jackson, TX · Accident · No injuries · Class 4 · Data collection · Final report · Sep 20, 2018 · N233SW · Substantial damage
  > an encounter with severe turbulence, which caused the improperly secured cargo to shift and damage the airplane floor structure.
- [NTSB ERA18LA270](https://openairdocs.org/ntsb/ERA18LA270.md): Maule M7 · Floresville, TX · Accident · No injuries · Limited investigation · Final report · Sep 11, 2018 · N969AW · Substantial damage
  > The separation of the left inboard main landing gear (MLG) attachment bolt due to insufficient torque, which resulted in the collapse of the left MLG.
- [NTSB CEN18LA344](https://openairdocs.org/ntsb/CEN18LA344.md): Cessna 172 · Addison, TX · Accident · Serious injuries · Class 3 · Limited · Final report · Aug 18, 2018 · N893JA · Substantial damage
  > The pilot's improper flap setting for takeoff and subsequent exceedance of the airplane’s critical angle of attack, which resulted in an aerodynamic stall. Contributing was the overgross state of the airplane.
- [NTSB ANC18LA058](https://openairdocs.org/ntsb/ANC18LA058.md): Robinson R44 · Bettles, AK · Accident · No injuries · Limited investigation · Final report · Jul 29, 2018 · N744AK · Substantial damage
  > Maintenance personnel's application of insufficient preload on the attachment hardware for the idler gear shaft during engine overhaul, which resulted in the dismounting of the idler gear shaft assembly due to wear and deformation and the subsequent total…
- [NTSB ERA18LA181](https://openairdocs.org/ntsb/ERA18LA181.md): Beech 35B33 · Berlin, MD · Accident · Serious injuries · Class 3 · Limited · Final report · Jun 29, 2018 · N9745Y · Substantial damage
  > The failure of the No. 3 cylinder exhaust valve, which resulted in the total loss of engine power during takeoff.
- [NTSB ERA18LA163](https://openairdocs.org/ntsb/ERA18LA163.md): Vans RV4 · Butler, PA · Accident · Minor injuries · Limited investigation · Final report · Jun 7, 2018 · N7765X · Substantial damage
  > The pilot's improper decision to fly the airplane with a known engine problem and his improper modification of the engine control unit fuel delivery software, which led to the engine running too lean and resulted in a total loss of engine power during climb.
- [NTSB CEN18LA209](https://openairdocs.org/ntsb/CEN18LA209.md): Luscombe 8A · Longview, TX · Accident · Serious injuries · Limited investigation · Final report · Jun 1, 2018 · N72066 · Substantial damage
  > The pilot's failure to use carburetor heat for takeoff, which resulted in an interruption of continuous fuel flow to the engine and a loss of engine power during climb. Also causal was the lack of required placarding warning of the need to use full carburetor…
- [NTSB GAA18CA208](https://openairdocs.org/ntsb/GAA18CA208.md): Piper PA 28 · Tucson, AZ · Accident · No injuries · Data collection · Final report · Apr 8, 2018 · N4400W · Substantial damage
  > The student pilot’s failure to maintain clearance from a stationary pole while parking.
- [NTSB CEN18LA114](https://openairdocs.org/ntsb/CEN18LA114.md): Beech 77 · Odessa, TX · Accident · Minor injuries · Limited investigation · Final report · Mar 1, 2018 · N6699B · Substantial damage
  > The pilot’s improper takeoff procedures and his failure to abort the takeoff, which resulted in an aerodynamic stall and subsequent impact with terrain. Contributing to the accident was the pilot’s lack of experience in the airplane.
- [NTSB ERA18LA073](https://openairdocs.org/ntsb/ERA18LA073.md): Aero Commander 680 F · Lapine, AL · Accident · No injuries · Limited investigation · Final report · Jan 27, 2018 · N900L · Substantial damage
  > The pilot's failure to maintain directional control during takeoff after a total loss of left engine power due to fuel contamination, which resulted in impact with trees. Contributing to the accident were the mechanic's failure to properly flush the fuel…
- [NTSB CEN18LA084](https://openairdocs.org/ntsb/CEN18LA084.md): Beech A36 · Abilene, TX · Accident · Serious injuries · Limited investigation · Final report · Jan 22, 2018 · N3600A · Substantial damage
  > Maintenance personnel’s improper maintenance of the engine, which resulted in a catastrophic engine failure due the shifting/slipping of the No. 2 bearing and the subsequent oil starvation and total loss of engine power during cruise flight.
- [NTSB CEN18CA072](https://openairdocs.org/ntsb/CEN18CA072.md): Bell Helicopter Textron Canada 407 · Norfolk, NE · Accident · No injuries · Data collection · Final report · Jan 5, 2018 · N214AM · Substantial damage
  > Maintenance personnel’s failure to properly secure the tail rotor drive shaft cover, which resulted in the cover departing the helicopter in flight.
- [NTSB WPR18LA058](https://openairdocs.org/ntsb/WPR18LA058.md): Cessna 210 · San Bernardino, CA · Accident · No injuries · Limited investigation · Final report · Dec 30, 2017 · N222AT · Substantial damage
  > The fatigue failure of the left main landing gear (MLG) saddle, which resulted in the pilot's inability to extend the left MLG. Contributing to the accident was the pilot's improper decision to fly the airplane before the annual inspection was completed and…
- [NTSB CEN18LA059](https://openairdocs.org/ntsb/CEN18LA059.md): American Champion 7GCAA · Longmont, CO · Accident · No injuries · Limited investigation · Final report · Dec 20, 2017 · N519MA · Substantial damage
  > The failure of the landing gear through bolt primarily due to fatigue during a hard landing, which resulted in a landing gear collapse and runway excursion. Contributing to the accident was noncompliance with the manufacturer service letter.
- [NTSB ENG18IA003](https://openairdocs.org/ntsb/ENG18IA003.md): Airbus A330-243 · Seattle, WA · Incident · No injuries · Class 3 · Incident · Final report · Nov 7, 2017 · N375HA · Minor damage
  > The loss of control of the left-hand engine and the subsequent thermal damage to the left wing on landing during engine reverse operation was due to a blockage of the variable stator vane torque motor filter that resulted in the engine’s electronic engine…
- [NTSB DCA18CA001](https://openairdocs.org/ntsb/DCA18CA001.md): Boeing 737 7H4 · Chicago, IL · Accident · No injuries · Data collection · Final report · Oct 2, 2017 · N930WN · Substantial damage
  > the mechanical failure of the tugs fuel governor, which made it difficult for the ramp agent to stop the tug. Contributing to the accident was the lack of guidance on how ground personnel were to handle vehicle malfunctions.
- [NTSB GAA17CA560](https://openairdocs.org/ntsb/GAA17CA560.md): Piper J5A · Geneseo, NY · Accident · Minor injuries · Data collection · Final report · Sep 27, 2017 · N38633 · Substantial damage
  > The pilot's failure to properly secure the airplane before a hand propeller start, which resulted in the airplane moving forward and colliding with maintenance equipment.
- [NTSB CEN17LA368](https://openairdocs.org/ntsb/CEN17LA368.md): Eris E. Ervin Quicksilver · Cleburne, TX · Accident · 1 fatal · Limited investigation · Final report · Sep 25, 2017 · N5112S · Destroyed
  > An engine loss of power due to fuel starvation from a broken fuel line between the fuel tank and the engine; the loss of engine power prevented the pilot from reaching a suitable landing area. Contributing to the accident was the inadequate maintenance of the…
- [NTSB CEN17LA351](https://openairdocs.org/ntsb/CEN17LA351.md): Cessna 340 · McKinney, TX · Accident · No injuries · Limited investigation · Final report · Sep 9, 2017 · N5870M · Substantial damage
  > The failure of the bell crank pivot bolt which resulted in the left main landing gear collapse. Contributing to the accident was the lack of landing gear inspections in accordance with the airplane manufacturer's maintenance manuals.
- [NTSB WPR17LA188](https://openairdocs.org/ntsb/WPR17LA188.md): Robinson Helicopter R44 II · El Dorado Hills, CA · Accident · Minor injuries · Limited investigation · Final report · Aug 26, 2017 · N61NM · Substantial damage
  > Maintenance personnel's inadequate routine maintenance on the helicopter engine, which led to low cylinder compression, improper magneto timing, and camshaft lobe wear, which subsequently resulted in degraded engine performance.
- [NTSB CEN17LA309](https://openairdocs.org/ntsb/CEN17LA309.md): Air Tractor AT-802A · Galesburg, IL · Accident · No injuries · Class 3 · Limited · Final report · Aug 9, 2017 · N528MB · Substantial damage
  > A total loss of engine power due to the fracture of a single 1st stage compressor rotor airfoil in high-cycle fatigue as a result of the erosion and thinning of the airfoil's leading edge. Contributing to the fractured airfoil and loss of engine power was the…
- [NTSB ANC17CA044](https://openairdocs.org/ntsb/ANC17CA044.md): Brantly B2 · St. Michael, AK · Accident · No injuries · Data collection · Final report · Jun 25, 2017 · N5955X · Substantial damage
  > The pilot’s inadequate supervision of the refueling process, which resulted in a loss of engine power due to water contamination in the helicopter’s fuel system from the fuel drum and subsequent impact with terrain.
- [NTSB CEN17LA241](https://openairdocs.org/ntsb/CEN17LA241.md): Cessna 172 · Fulton, MO · Accident · Minor injuries · Limited investigation · Final report · Jun 24, 2017 · N6474B · Substantial damage
  > The partial loss of engine power due to water contamination in the fuel system.
- [NTSB CEN17LA224](https://openairdocs.org/ntsb/CEN17LA224.md): Mckenna SD-1A · Juneau, WI · Accident · No injuries · Limited investigation · Final report · Jun 7, 2017 · N31313 · Substantial damage
  > The pilot’s difficulty controlling the airplane due to his incorrect reinstallation of the wings, which led to a bounced precautionary landing. Contributing to the accident was the failure of the pilot and the mechanic to verify the wings’ angle of incidence.
- [NTSB WPR17LA102](https://openairdocs.org/ntsb/WPR17LA102.md): Piper PA 18A · Coeur D'Alene, ID · Accident · Minor injuries · Limited investigation · Final report · May 8, 2017 · N245KW · Substantial damage
  > The loss of yaw control due to an inadequately compressed rudder swage, which resulted from inadequate maintenance and led to the separation of the forward right rudder cable.

Next page: https://openairdocs.org/ntsb-findings/0101/cases.md?page=3

## The whole list in SQL

Runs in DuckDB 1.2 or later on the release's Parquet files over HTTPS:

```sql
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", '0101'))
ORDER BY c."eventDate" DESC, c."ntsbNumber" DESC
```

This list as a web page: https://openairdocs.org/ntsb-findings/0101/cases?page=2

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