# NTSB investigations: Lycoming R680: 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 FTW01LA173](https://openairdocs.org/ntsb/FTW01LA173.md): Curtis-Travel Air 4000 · Morrilton, AR · Accident · No injuries · Limited investigation · Final report · Aug 3, 2001 · N5433 · Substantial damage
  > the pilot's failure to maintain aircraft control during takeoff. Contributing factors were the pilot's lack of experience in the accident airplane, and the rough/uneven runway.
- [NTSB LAX88FA180](https://openairdocs.org/ntsb/LAX88FA180.md): Curtiss-Wright Travel AIR 2000 · Fairfield, CA · Accident · 3 fatal · Field investigation · Final report · May 14, 1988 · N6130 · Destroyed
  > Pilot's failure to maintain an airspeed at which the aircraft is controllable and entering a stall.

## 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 ('41540')
    AND EXISTS (SELECT 1 FROM 'https://openairdocs.org/data/latest/ntsb_occurrences.parquet' o WHERE o.case_mkey = x.case_mkey AND o.aircrafts_position = x.position AND o."occurrenceNumber" = 1 AND o."occurrenceCode" = 250))
ORDER BY c."eventDate" DESC, c."ntsbNumber" DESC
```

This list as a web page: https://openairdocs.org/ntsb?engine=41540&occurrence=250

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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.