# NTSB investigations: Lycoming AEIO-540 series: In flight collision with object

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 FTW04FA054](https://openairdocs.org/ntsb/FTW04FA054.md): Piper PA-32R-301 · Beaumont, TX · Accident · 2 fatal · Field investigation · Final report · Jan 3, 2004 · N396HP · Destroyed
  > The flight instructor's failure to maintain clearance with a static line. Contributing factors were the low cloud ceiling weather conditions and night light conditions.
- [NTSB LAX02FA003](https://openairdocs.org/ntsb/LAX02FA003.md): Edge 540 · San Juan Capist, CA · Accident · 1 fatal · Field investigation · Final report · Oct 11, 2001 · N541TW · Destroyed
  > the pilot's failure to maintain an adequate terrain/object altitude clearance while intentionally performing low level aerobatics, which resulted in a loss of aircraft control.
- [NTSB ATL94LA083](https://openairdocs.org/ntsb/ATL94LA083.md): Cessna 172K · Spartanburg, SC · Accident · No injuries · Limited investigation · Final report · Apr 17, 1994 · N711GT · 2 aircraft · Substantial damage
  > The inadequate visual lookout by the pilot of Cessna 172K, N711GT.
- [NTSB SEA90LA160](https://openairdocs.org/ntsb/SEA90LA160.md): Alfred Stevens KEN Rand KR-2 · Ellensburg, WA · Accident · No injuries · Limited investigation · Final report · Aug 11, 1990 · N232CM · Substantial damage
  > The pilot did not maintain a proper altitude above the terrain or visual lookout which resulted in a collision with a transmission wire.

## 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 ('41568')
    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" = 220))
ORDER BY c."eventDate" DESC, c."ntsbNumber" DESC
```

This list as a web page: https://openairdocs.org/ntsb?engine=41568&occurrence=220

---
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.