# NTSB investigations: Lycoming IO-360-L2A, 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 ERA22LA087](https://openairdocs.org/ntsb/ERA22LA087.md): Cessna 172S · Hazleton, PA · Accident · No injuries · Class 4 · Limited · Final report · Dec 12, 2021 · N215LP · Substantial damage
  > The pilot’s failure to maintain proper airspeed on approach in tailwind conditions, which resulted in an extended touchdown, bounced landing, and runway excursion.
- [NTSB ERA22LA084](https://openairdocs.org/ntsb/ERA22LA084.md): Cessna 172S · Midland, VA · Accident · No injuries · Class 4 · Limited · Final report · Dec 3, 2021 · N2100S · Substantial damage
  > Collision with a bird in flight, which resulted in damage to the right-wing leading-edge spar.
- [NTSB ERA22LA065](https://openairdocs.org/ntsb/ERA22LA065.md): Cessna 172S · Palm Coast, FL · Accident · No injuries · Class 4 · Limited · Final report · Nov 14, 2021 · N61237 · Substantial damage
  > The student pilot’s improper landing flare and subsequent improper recovery from a bounced landing, resulting in a hard landing and substantial damage to the lower fuselage and firewall.
- [NTSB ERA22FA058](https://openairdocs.org/ntsb/ERA22FA058.md): Cessna 172 · Branchville, NJ · Accident · 2 fatal · Class 3 · Field · Final report · Nov 11, 2021 · N90559 · Destroyed
  > The flight instructor’s failure to recover from a steep spiral turn during an instructional flight.
- [NTSB CEN22LA056](https://openairdocs.org/ntsb/CEN22LA056.md): Cessna 172 · Madison, MS · Accident · No injuries · Class 4 · Limited · Final report · Nov 8, 2021 · N5321A · Substantial damage
  > The student pilot’s failure to maintain aircraft control following a bounced landing.
- [NTSB ERA22LA029](https://openairdocs.org/ntsb/ERA22LA029.md): Cessna 172 · Westhampton Beach, NY · Accident · No injuries · Class 3 · Limited · Final report · Oct 23, 2021 · N1188L · Substantial damage
  > A total loss of engine power during cruise flight for reasons that could not be determined based on the available evidence.
- [NTSB ERA21LA388](https://openairdocs.org/ntsb/ERA21LA388.md): Cessna 172 · Port Orange, FL · Accident · No injuries · Class 3 · Limited · Final report · Sep 29, 2021 · N116SV · Substantial damage
  > The separation of the nut from the stud and the fracture of the bolt that secured the crankshaft idler gear to the engine crankcase, which resulted in a total loss of engine power due to the inability of the left crankshaft idler gear assembly to drive of the…
- [NTSB CEN21LA414](https://openairdocs.org/ntsb/CEN21LA414.md): Cessna 172S · LaSalle, CO · Accident · Minor injuries · Class 3 · Limited · Final report · Sep 10, 2021 · N2099J · Substantial damage
  > A loss of engine power for undetermined reasons.
- [NTSB ERA21LA359](https://openairdocs.org/ntsb/ERA21LA359.md): Cessna 172S · Venice, FL · Accident · No injuries · Class 4 · Limited · Final report · Sep 9, 2021 · N782JA · Substantial damage
  > Maintenance personnel’s failure to use the correct throttle linkage hardware when reinstalling the engine, resulting in a disconnection of the throttle during flight.
- [NTSB ERA21LA311](https://openairdocs.org/ntsb/ERA21LA311.md): Cessna 172 · Martinsburg, WV · Accident · No injuries · Class 4 · Limited · Final report · Jul 31, 2021 · N805CP · Substantial damage
  > The flight instructor’s loss of directional control after an aerodynamic stall at takeoff.
- [NTSB ERA21LA282](https://openairdocs.org/ntsb/ERA21LA282.md): Cessna 172S · Mount Pocono, PA · Accident · No injuries · Class 4 · Limited · Final report · Jun 25, 2021 · N5185U · Substantial damage
  > The pilot’s loss of aircraft control following a bounced landing.
- [NTSB WPR21LA303](https://openairdocs.org/ntsb/WPR21LA303.md): Cessna 172S · Yelm, WA · Accident · No injuries · Class 3 · Limited · Final report · Jun 11, 2021 · N513WF · Substantial damage
  > A total loss of engine power for reasons that could not be determined based on the available evidence.
- [NTSB WPR21FA211](https://openairdocs.org/ntsb/WPR21FA211.md): Textron 172S · Eden, UT · Accident · 2 fatal · Class 3 · Field · Final report · May 29, 2021 · N1727T · Destroyed
  > The flight instructor’s improper aeronautical decision-making, which led to an encounter with a downdraft at a low altitude in mountainous terrain and resulted in the instructor’s loss of airplane control and an impact with terrain.
- [NTSB CEN21LA235](https://openairdocs.org/ntsb/CEN21LA235.md): Cessna 172 · McAllen, TX · Accident · Minor injuries · Class 4 · Limited · Final report · May 22, 2021 · N999MA · Substantial damage
  > The student pilot’s failure to maintain directional control during landing, which resulted in a runway excursion and collision with a runway sign.
- [NTSB ERA21LA215](https://openairdocs.org/ntsb/ERA21LA215.md): Cessna 172 · Daytona Beach, FL · Accident · Minor injuries · Class 4 · Limited · Final report · May 14, 2021 · N62568 · Substantial damage
  > Both pilots’ failure to maintain control during the landing flare and the flight instructor’s failure to maintain control during an attempted go-around, in gusting quartering headwind conditions, which resulted in the exceedance of the airplane’s critical…
- [NTSB ERA21LA202](https://openairdocs.org/ntsb/ERA21LA202.md): Cessna 172S · Martinsville, VA · Accident · No injuries · Class 4 · Limited · Final report · May 2, 2021 · N1089D · Substantial damage
  > The pilot’s improper pitch control during a go-around in gusting crosswind conditions, which resulted in a tail strike and a runway excursion.
- [NTSB ERA21LA187](https://openairdocs.org/ntsb/ERA21LA187.md): Cessna 172S · Venice, FL · Accident · No injuries · Class 3 · Limited · Final report · Apr 17, 2021 · N60457 · Substantial damage
  > A total loss of engine power for reasons that could not be determined based on the available information.
- [NTSB ERA21LA180](https://openairdocs.org/ntsb/ERA21LA180.md): Cessna 172S · Orangeburg, SC · Accident · No injuries · Class 4 · Limited · Final report · Apr 6, 2021 · N22467 · Substantial damage
  > The student pilot’s improper recovery from a bounced landing, which resulted in a hard landing.
- [NTSB WPR21LA140](https://openairdocs.org/ntsb/WPR21LA140.md): Cessna 172S · Everett, WA · Accident · Minor injuries · Class 3 · Limited · Final report · Mar 23, 2021 · N2164Z · Substantial damage
  > A total loss of engine power during climb, for reasons that could not be determined based on available evidence.
- [NTSB CEN21LA160](https://openairdocs.org/ntsb/CEN21LA160.md): Cessna 172 · Watkins, CO · Accident · No injuries · Class 4 · Limited · Final report · Mar 17, 2021 · N786CP · Substantial damage
  > The pilot’s failure to maintain directional control during takeoff and the instructor pilot’s inadequate supervision of the pilot’s takeoff.

## 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 ('41597'))
ORDER BY c."eventDate" DESC, c."ntsbNumber" DESC
```

This list as a web page: https://openairdocs.org/ntsb?engine=41597&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.