# NTSB investigations: Lycoming IO-360 series: Loss of control in flight

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 CEN22LA068](https://openairdocs.org/ntsb/CEN22LA068.md): CHR International Safari 400 · McKinney, TX · Accident · Serious injuries · Class 4 · Limited · Final report · Dec 9, 2021 · N666JS · Substantial damage
  > The pilot did not remove the cyclic control lock during preflight, which resulted in a loss of control during the initial hover.
- [NTSB CEN22FA064](https://openairdocs.org/ntsb/CEN22FA064.md): Vans RV-4 · Walsenburg, CO · Accident · 1 fatal · Class 3 · Field · Final report · Dec 8, 2021 · N456MC · Substantial damage
  > The pilot’s failure to maintain clearance from terrain while intentionally maneuvering in a canyon at low altitude. Contributing to the accident was the pilot’s decision to enter a canyon environment at a low altitude, and the sudden change in wind conditions…
- [NTSB ERA14LA180](https://openairdocs.org/ntsb/ERA14LA180.md): Helpling Helen C Tango 2 · Ocala, FL · Accident · Serious injuries · Limited investigation · Final report · Apr 4, 2014 · N599WT · Destroyed
  > The pilot's failure to maintain airplane control after the left cockpit canopy opened during takeoff for reasons that could not be determined due to fire 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."mKey" IN (SELECT x.case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_aircrafts.parquet' x WHERE x.engine_model_code IN ('41881')
    AND EXISTS (SELECT 1 FROM 'https://openairdocs.org/data/latest/ntsb_events.parquet' e WHERE e.case_mkey = x.case_mkey AND e.aircrafts_position = x.position AND e."isDefiningEvent" AND e."tier2Number" = '240'))
ORDER BY c."eventDate" DESC, c."ntsbNumber" DESC
```

This list as a web page: https://openairdocs.org/ntsb-events/240/cases?engine=41881

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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.