# NTSB investigations: Swearingen SA226TC, IL

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 CHI89FA092](https://openairdocs.org/ntsb/CHI89FA092.md): Swearingen SA226TC · Marion, IL · Accident · No injuries · Field investigation · Final report · May 19, 1989 · N232AM · Substantial damage
  > Failure of the pilot to maintain directional control of the aircraft. Contributing to the accident was lack of crew coordination and inappropriate remedial action on the part of the aircrew, and improper maintenance modification by the operator.
- [NTSB CHI88IA141](https://openairdocs.org/ntsb/CHI88IA141.md): Swearingen SA226-TC · Chicago, IL · Incident · No injuries · Incident investigation · Final report · Jun 22, 1988 · N329BA · No damage
  > Failure of the front motor bearing in the sas servo motor assembly, and the resultant 'jamming' of the elevator control cables. The pilot aborted the takeoff as a result of the vibration in the yoke.
- [NTSB CHI88IA097](https://openairdocs.org/ntsb/CHI88IA097.md): Fairchild SA-226-TC · Bloomington, IL · Incident · Minor injuries · Incident investigation · Final report · Apr 11, 1988 · N332BA · No damage
  > Physical incapacitation due to an organic pathogen. Contributing factors are anxiety and self-induced pressure.
- [NTSB CHI86FA235](https://openairdocs.org/ntsb/CHI86FA235.md): Fairchild SA-266TC · Galesburg, IL · Accident · No injuries · Field investigation · Final report · Sep 25, 1986 · N327BA · Substantial damage
  > All landing gear on the aircraft prematurely retracted during takoff rotation. The captain aborted the takeoff and the aircraft slid to a stop on the runway. Subsequent gear retraction tests revealed no mechanical malfunctions within the landing gear system.…
- [NTSB CHI82IA108](https://openairdocs.org/ntsb/CHI82IA108.md): Swearingen SA226TC · Chicago, IL · Incident · No injuries · Incident investigation · Final report · Mar 31, 1982 · N62Z · Minor damage
  > The aircraft veered left at slow speed but the veer was corrected. At 60 KTS the aircraft veered again and was not corrected. Aircraft left runway and damaged props. Service bulletin SA-226 no. 103 dated 01/20/82 states that limits be placed on use of nose…

## 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."eventStateOrRegion" = 'IL' AND c."eventCountry" = 'USA'
  AND c."mKey" IN (SELECT x.case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_aircrafts.parquet' x WHERE x.aircraft_model_code IN ('8780404'))
ORDER BY c."eventDate" DESC, c."ntsbNumber" DESC
```

This list as a web page: https://openairdocs.org/ntsb?model=8780404&state=IL

---
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.