# NTSB investigations: Steering unit

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 CEN23LA230](https://openairdocs.org/ntsb/CEN23LA230.md): Champion 7KCAB · Rutherfordton, NC · Accident · No injuries · Class 4 · Limited · Final report · Jun 3, 2023 · N5068X · Substantial damage
  > The disengagement of the tailwheel locking mechanism during the landing roll which resulted in a loss of directional control during landing with a crosswind.
- [NTSB WPR20LA025](https://openairdocs.org/ntsb/WPR20LA025.md): North American SNJ-4 · Heber City, UT · Accident · No injuries · Class 3 · Limited · Final report · Nov 16, 2019 · N694US · Substantial damage
  > The pilot’s loss of directional control during landing as a result of the separated tailwheel-to-rudder link rod
- [NTSB GAA19CA376](https://openairdocs.org/ntsb/GAA19CA376.md): Piper PA 12 · Yakima, WA · Accident · No injuries · Data collection · Final report · Jun 30, 2019 · N4238M · Substantial damage
  > The separation of the left steering spring from the tailwheel assembly during landing for reasons that could not be determined, which resulted in a ground loop.
- [NTSB CEN09CA548](https://openairdocs.org/ntsb/CEN09CA548.md): Piper PA-15 · Plainwell, MI · Accident · No injuries · Data collection · Final report · Aug 15, 2009 · N4380H · Substantial damage
  > A loss of control on takeoff for undetermined reasons.

## 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 f.case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_findings.parquet' f WHERE starts_with(f."findingCode", '01023251'))
ORDER BY c."eventDate" DESC, c."ntsbNumber" DESC
```

This list as a web page: https://openairdocs.org/ntsb-findings/01023251/cases

---
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.