# NTSB investigations: Continental TSIO-520 series, 2021

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.

## Latest cases

- [NTSB WPR22LA060](https://openairdocs.org/ntsb/WPR22LA060.md): Cessna P210N · Hillsboro, OR · Accident · No injuries · Class 3 · Limited · Final report · Dec 9, 2021 · N152BT · Substantial damage
  > The on-ground collision with a tree during an off airport precautionary landing. Contributing was the partial loss of engine power for undetermined reasons.
- [NTSB CEN22LA060](https://openairdocs.org/ntsb/CEN22LA060.md): Piper PA-46-310P · Cassville, MO · Accident · No injuries · Class 4 · Limited · Final report · Dec 1, 2021 · N444DT · Substantial damage
  > The pilot’s failure to reinstall the nose landing gear linkage prior to the flight which resulted in a loss of directional control during landing.
- [NTSB CEN22LA039](https://openairdocs.org/ntsb/CEN22LA039.md): Beech A36TC · Rockport, TX · Accident · Minor injuries · Class 3 · Limited · Final report · Nov 15, 2021 · N1805D · Substantial damage
  > The total loss of engine power for reasons that could not be determined based on available evidence.
- [NTSB GAA22WA029](https://openairdocs.org/ntsb/GAA22WA029.md): Cessna P210N · Dornbirn, Austria · Accident · 1 fatal · Class 5 · Foreign · Nov 11, 2021 · N731MT · Destroyed
- [NTSB CEN22FA021](https://openairdocs.org/ntsb/CEN22FA021.md): Beech B36TC · Lena, WI · Accident · 1 fatal · Class 3 · Field · Final report · Oct 27, 2021 · N75RM · Substantial damage
  > Impairment and subsequent incapacitation of the pilot for reasons that could not be determined. The incapacitation resulted in a loss of engine power due to fuel starvation. Likely contributing was pilot hypoxia due to altitude exposure, possibly worsened by…
- [NTSB WPR22FA004](https://openairdocs.org/ntsb/WPR22FA004.md): Cessna 340A · Santee, CA · Accident · 2 fatal · Class 3 · Field · Final report · Oct 11, 2021 · N7022G · Destroyed
  > Loss of control due to spatial disorientation.
- [NTSB CEN22FA011](https://openairdocs.org/ntsb/CEN22FA011.md): Beech 58TC · Mesa, CO · Accident · 1 fatal · Class 3 · Field · Final report · Oct 11, 2021 · N6748V · Destroyed
  > The maintenance personnel’s failure to properly tighten the turbocharger oil line and the right engine propeller governor, which resulted in a loss of engine power. Contributing to the accident was the loss of airplane control following the loss of engine…
- [NTSB CEN21LA472](https://openairdocs.org/ntsb/CEN21LA472.md): Cessna T210N · East Sparta, OH · Accident · No injuries · Class 3 · Limited · Final report · Sep 28, 2021 · N1925U · Substantial damage
  > A total loss of engine power due to a fatigue failure of the No. 2 cylinder exhaust valve.
- [NTSB CEN21LA460](https://openairdocs.org/ntsb/CEN21LA460.md): Cessna P210N · El Paso, TX · Accident · No injuries · Class 4 · Limited · Final report · Sep 28, 2021 · N4614K · Substantial damage
  > A faulty landing gear pressure switch prematurely deactivated the landing gear motor during extension, which resulted in the landing gear collapsing during rollout.
- [NTSB WPR21LA350](https://openairdocs.org/ntsb/WPR21LA350.md): Cessna 404 · Sheridan, WY · Accident · No injuries · Class 3 · Limited · Final report · Sep 18, 2021 · N5409G · Substantial damage
  > The pilot experiencing an episode of impaired behavior and incapacitation for reasons that could not be determined based on the available information.
- [NTSB WPR21LA342](https://openairdocs.org/ntsb/WPR21LA342.md): Beech 58 · Palo Alto, CA · Accident · Serious injuries · Class 4 · Limited · Final report · Sep 13, 2021 · N162DF · Substantial damage
  > The fuelers addition of the incorrect fuel to the fuel tanks which resulted in a total loss of engine power.
- [NTSB ERA21FA354](https://openairdocs.org/ntsb/ERA21FA354.md): Cessna 402C · Provincetown, MA · Accident · Serious injuries · Class 3 · Field · Final report · Sep 9, 2021 · N88833 · Substantial damage
  > The pilot’s delayed decision to perform an aborted landing late in the landing roll with insufficient runway remaining. Contributing to the accident was the pilot’s failure to execute a go-around once the approach became unstabilized, per the operator’s…
- [NTSB WPR21FA330](https://openairdocs.org/ntsb/WPR21FA330.md): Cessna TU206F · Bernard, ID · Accident · 2 fatal · Class 3 · Field · Final report · Aug 28, 2021 · N922MA · Substantial damage
  > The pilot’s decision to continue the flight into a canyon that exceeded the performance capabilities of the airplane, which resulted in an impact with trees an terrain.
- [NTSB WPR21LA345](https://openairdocs.org/ntsb/WPR21LA345.md): Cessna 340 · Rock Springs, WY · Accident · No injuries · Class 4 · Limited · Final report · Jul 24, 2021 · N419TT · Substantial damage
  > The pilot’s improper pitch control during takeoff which resulted in an aerodynamic stall and subsequent hard landing
- [NTSB WPR21LA292](https://openairdocs.org/ntsb/WPR21LA292.md): Cessna 180K · Mt. Hood, OR · Accident · Minor injuries · Class 3 · Limited · Final report · Jul 24, 2021 · N8884 · Substantial damage
  > The total loss of engine power while in cruise flight for reasons that could not be determined based on available evidence. Contributing to the accident was the presentation of an abandoned airport as available for use in the Federal Aviation Administration…
- [NTSB CEN21LA323](https://openairdocs.org/ntsb/CEN21LA323.md): Cessna P210N · Refugio, TX · Accident · Minor injuries · Class 3 · Limited · Final report · Jul 16, 2021 · N174R · Substantial damage
  > The pilot’s failure to maintain directional control during the landing roll with a tailwind.
- [NTSB WPR21LA287](https://openairdocs.org/ntsb/WPR21LA287.md): Beech A36TC · Chandler, AZ · Accident · Serious injuries · Class 3 · Limited · Final report · Jul 10, 2021 · N222HC · Substantial damage
  > The pilot’s delayed decision to abort the takeoff due to insufficient airspeed.
- [NTSB CEN21LA271](https://openairdocs.org/ntsb/CEN21LA271.md): Cessna T210L · Buena Vista, CO · Accident · Minor injuries · Class 3 · Limited · Final report · Jun 14, 2021 · N30286 · Substantial damage
  > The partial loss of engine power due to a vane failure in the engine-driven fuel pump.
- [NTSB CEN21FA207](https://openairdocs.org/ntsb/CEN21FA207.md): Cessna T210M · Oxford, IA · Accident · 1 fatal · Class 3 · Field · Final report · May 2, 2021 · N1215M · Destroyed
  > The pilot’s loss of directional control during landing in gusting crosswind conditions that exceeded the airplane’s capability and his decision to attempt to takeoff from a field, which resulted in collision with a power pole/line and terrain.
- [NTSB CEN21FA198](https://openairdocs.org/ntsb/CEN21FA198.md): Piper PA-46-310P · Danville, AR · Accident · 4 fatal · Class 3 · Field · Final report · Apr 23, 2021 · N461DK · Substantial damage
  > The pilot’s improper decision to continue flight in an area of moderate-to-heavy icing conditions, which resulted in exceedance of the airplane’s anti-icing system capabilities, a degradation of aircraft performance, and subsequent aerodynamic stall.
- [NTSB ERA21LA197](https://openairdocs.org/ntsb/ERA21LA197.md): Cessna 402C · New Bedford, MA · Accident · No injuries · Class 4 · Limited · Final report · Apr 22, 2021 · N36911 · Substantial damage
  > An inadvertent collision with a bird during descent, resulting in substantial damage to the vertical stabilizer.
- [NTSB ERA21LA159](https://openairdocs.org/ntsb/ERA21LA159.md): Cessna 210 · Marianna, FL · Accident · No injuries · Class 4 · Limited · Final report · Mar 18, 2021 · N7736K · Substantial damage
  > The failure of the alternator control unit housing plug connection, which resulted in insufficient battery power to fully extend the landing gear. Contributing to the accident was the pilot’s decision to not use the emergency gear extension handle to secure…
- [NTSB WPR21LA131](https://openairdocs.org/ntsb/WPR21LA131.md): Cessna T210M · Leadore, ID · Accident · No injuries · Class 3 · Limited · Final report · Mar 15, 2021 · N886KH · Substantial damage
  > The pilot’s failure to attain the proper touchdown point on a graveled surfaced runway with insufficient landing performance and subsequent loss of control during the landing roll.
- [NTSB ERA21LA147](https://openairdocs.org/ntsb/ERA21LA147.md): Cessna P210N · Johnstown, NY · Accident · No injuries · Class 3 · Limited · Final report · Mar 2, 2021 · N4629K · Substantial damage
  > A failure of the landing gear system hydraulic pump assembly for reasons that could not be determined based on available evidence. Contributing was the pilot’s failure to confirm that the landing gear was down and locked before landing.
- [NTSB GAA21WA026](https://openairdocs.org/ntsb/GAA21WA026.md): Cessna 340A · Toulouse, France · Accident · No injuries · Class 5 · Foreign · Feb 2, 2021 · N8618G · Substantial damage
- [NTSB WPR21LA078](https://openairdocs.org/ntsb/WPR21LA078.md): Cessna P210N · Moab, UT · Accident · No injuries · Class 3 · Limited · Final report · Jan 2, 2021 · N833RT · Substantial damage
  > The pilot’s improper application of full throttle during takeoff, which resulted in loss of engine power due to an excessive fuel flow and overly rich fuel mixture.

## 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 year(c."eventDate") = 2021
  AND c."mKey" IN (SELECT x.case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_aircrafts.parquet' x WHERE x.engine_model_code IN ('17040'))
ORDER BY c."eventDate" DESC, c."ntsbNumber" DESC
```

This list as a web page: https://openairdocs.org/ntsb?engine=17040&year=2021

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OpenAirDocs.org is an independent research project of [Contrail Labs](https://contraillabs.com/). It is not affiliated with the FAA or the NTSB. Source documents are U.S. government works in the public domain.