# NTSB investigations: Lycoming TI0-540 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 BFO85FA003](https://openairdocs.org/ntsb/BFO85FA003.md): Piper PA-23-250 · Washington, DC · Accident · No injuries · Field investigation · Final report · Oct 27, 1984 · N6235Y · Substantial damage
  > After a high & fast apch, acft touched down beyond midfield on rwy 36 at dca. Plt delayed initiating a go around until he was sure the acft would not stop in the rwy remaining. On initial climb the acft struck two apch lights at the departure end of the rwy,…
- [NTSB ATL83IA053](https://openairdocs.org/ntsb/ATL83IA053.md): Piper PA-23-250 · Washington, DC · Incident · No injuries · Incident investigation · Final report · Dec 5, 1982 · N501BC · Minor damage
  > The pilot reported that he had 3 green lights after extending the landing gear. During landing roll, the left main ldg gr collapsed for an undetermined reason. The landing gear handle was found in the down position.
- [NTSB DIA67A0020](https://openairdocs.org/ntsb/DIA67A0020.md): Piper PA-31 · Washington, DC · Accident · No injuries · Closed · Jun 6, 1967 · N9004Y · 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 ('41533'))
ORDER BY c."eventDate" DESC, c."ntsbNumber" DESC
```

This list as a web page: https://openairdocs.org/ntsb?engine=41533&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.