# Final NTSB investigations: Lycoming O-540-B4B5

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 ERA25LA013](https://openairdocs.org/ntsb/ERA25LA013.md): Maule M8 · Rowlesburg, WV · Accident · No injuries · Class 4 · Limited · Final report · Oct 12, 2024 · N205MX · Substantial damage
  > The pilot’s failure to maintain directional control during the landing.
- [NTSB ERA23LA160](https://openairdocs.org/ntsb/ERA23LA160.md): Maule M-7-235C · Abbeville, SC · Accident · Serious injuries · Class 4 · Limited · Final report · Mar 20, 2023 · N79VE · Substantial damage
  > A loss of directional control during landing, which resulted in a ground loop and substantial damage to the airplane. The pilot flying could not be determined since both pilots claimed that the other was at the controls during the landing. The flight…
- [NTSB WPR20CA043](https://openairdocs.org/ntsb/WPR20CA043.md): John Sample Bearhawk · Nampa, ID · Accident · No injuries · Data collection · Final report · Dec 16, 2019 · N719JS · Substantial damage
  > The pilot's selection of unsuitable terrain for landing, which resulted in impact with a knoll and a subsequent ground-loop.
- [NTSB ERA12LA474](https://openairdocs.org/ntsb/ERA12LA474.md): Piper PA-25-235 · Westerly, RI · Accident · Minor injuries · Limited investigation · Final report · Jul 23, 2012 · N7313Z · Substantial damage
  > A total loss of engine power for reasons that could not be determined due to the postaccident salt water-damaged state of the engine.
- [NTSB ERA09CA416](https://openairdocs.org/ntsb/ERA09CA416.md): Maule M7 · Turner, ME · Accident · Minor injuries · Data collection · Final report · Jul 23, 2009 · N595Z · Substantial damage
  > The pilot's failure to maintain aircraft control during the landing rollout.
- [NTSB LAX08CA081](https://openairdocs.org/ntsb/LAX08CA081.md): Maule M-8-235 · Grangeville, ID · Accident · No injuries · Data collection · Final report · Mar 22, 2008 · N205MX · Substantial damage
  > The pilot's failure to maintain directional control during the landing roll, which resulted in a ground loop/swerve. A contributing factor was the pilot's lack of recent experience.
- [NTSB ATL04LA084](https://openairdocs.org/ntsb/ATL04LA084.md): Maule MX-7-180A · Plains, GA · Accident · No injuries · Limited investigation · Final report · Mar 13, 2004 · N3179U · Substantial damage
  > The pilot's misjudgment of the speed/distance/altitude which resulted in a overrun of the runway.
- [NTSB DEN86FA022](https://openairdocs.org/ntsb/DEN86FA022.md): Piper PA-25-235B · Holly, CO · Accident · 1 fatal · Field investigation · Final report · Nov 13, 1985 · N7313Z · Substantial damage
  > According to the plt's brother, he was on a flt to calibrate the acft's spraying equipment & to make a few practice crop spraying runs. While flying at aprx 30 ft AGL, the acft struck power lines, then crashed to the ground & burned. No preimpact part failure…
- [NTSB MKC82DA144](https://openairdocs.org/ntsb/MKC82DA144.md): Piper PA-28-235 · Springfield, MO · Accident · No injuries · Final report · Aug 10, 1982 · N7904C · Substantial damage
  > After passing over an imaginary obstacle during a short field landing, the student flared high without adding sufficientpower causing the acft to increase the descent rate. The CFI took control but was too late resulting in a hard landing.
- [NTSB NYC70D0063](https://openairdocs.org/ntsb/NYC70D0063.md): Piper PA-28 · East Boston, MA · Accident · No injuries · Closed · Jul 17, 1969 · N9289W · Substantial damage

## 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."completionStatus" = 'Completed'
  AND c."mKey" IN (SELECT x.case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_aircrafts.parquet' x WHERE x.engine_model_code IN ('42340'))
ORDER BY c."eventDate" DESC, c."ntsbNumber" DESC
```

This list as a web page: https://openairdocs.org/ntsb?engine=42340&status=final

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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.