# NTSB investigations: Lycoming 0-435A2-KSER, MN

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 CEN17LA232](https://openairdocs.org/ntsb/CEN17LA232.md): Bell-Tellijohn 47G · Hastings, MN · Accident · Serious injuries · Limited investigation · Final report · Jun 15, 2017 · N90529 · Substantial damage
  > The pilot's failure to maintain helicopter control for reasons that could not be determined because postaccident examination of the helicopter did not reveal any preimpact mechanical malfunctions or anomalies that would have precluded normal operation.
- [NTSB CHI98LA291](https://openairdocs.org/ntsb/CHI98LA291.md): Bell 47G-2 · Plainview, MN · Accident · No injuries · Limited investigation · Final report · Jul 30, 1998 · N90529 · Substantial damage
  > The pilot's not achieving the proper descent rate prior to touchdown. A factor related to the accident was fuel starvation due to a low fuel level.

## 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" = 'MN' AND c."eventCountry" = 'USA'
  AND c."mKey" IN (SELECT x.case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_aircrafts.parquet' x WHERE x.engine_model_code IN ('41518'))
ORDER BY c."eventDate" DESC, c."ntsbNumber" DESC
```

This list as a web page: https://openairdocs.org/ntsb?engine=41518&state=MN

---
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.