# Final NTSB investigations: Travel Air D-4-D

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 BFO88LA062](https://openairdocs.org/ntsb/BFO88LA062.md): Travel Air D4D · Roanoke, VA · Accident · No injuries · Limited investigation · Final report · Jun 30, 1988 · N434N · Substantial damage
  > The plt reported that during the landing roll the tail wheel began to shimmy. He stated that since there was not enough airspeed to lift the tail of the acft, he applied brakes in an attempt to slow the acft. At this time the acft veered to the right. He…
- [NTSB MKC81FCG41](https://openairdocs.org/ntsb/MKC81FCG41.md): Travel Air D4D · Kansas City, KS · Accident · No injuries · Closed · Jun 21, 1981 · N434P · Substantial damage
- [NTSB IAD80DKM16](https://openairdocs.org/ntsb/IAD80DKM16.md): Curtis-Wrt D4D · Candor, NC · Accident · No injuries · Closed · Apr 13, 1980 · N434N · Substantial damage
- [NTSB MKC78FCD45](https://openairdocs.org/ntsb/MKC78FCD45.md): Travel Air D4D · Des Moines, IA · Accident · No injuries · Closed · Aug 23, 1978 · N434N · 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."completionStatus" = 'Completed'
  AND c."mKey" IN (SELECT x.case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_aircrafts.parquet' x WHERE x.aircraft_model_code IN ('2621012'))
ORDER BY c."eventDate" DESC, c."ntsbNumber" DESC
```

This list as a web page: https://openairdocs.org/ntsb?model=2621012&status=final

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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.