# NTSB investigations: Continental I0-470 series, DC

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 IAD80IA015](https://openairdocs.org/ntsb/IAD80IA015.md): Beech K35 · Washington, DC · Incident · No injuries · Closed · Dec 6, 1979 · N3077C · Minor damage
- [NTSB IAD71II029](https://openairdocs.org/ntsb/IAD71II029.md): Beech E33 · Washington, DC · Incident · No injuries · Closed · Dec 9, 1970 · N5475U · Minor damage
- [NTSB IAD70D0068](https://openairdocs.org/ntsb/IAD70D0068.md): Beech 35-A33 · Wash Natl Apt, DC · Accident · No injuries · Closed · Aug 30, 1969 · N486T · Substantial damage

## 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" = 'DC' 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 ('17027'))
ORDER BY c."eventDate" DESC, c."ntsbNumber" DESC
```

This list as a web page: https://openairdocs.org/ntsb?engine=17027&state=DC

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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.