# NTSB investigations: Franklin 4AC176B series, AK

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 ANC12CA081](https://openairdocs.org/ntsb/ANC12CA081.md): Piper J3F-65 · Beluga, AK · Accident · No injuries · Data collection · Final report · Jun 21, 2012 · N77EC · Substantial damage
  > The pilot's delayed decision to go around, which resulted in a hard landing.
- [NTSB ANC85LA122](https://openairdocs.org/ntsb/ANC85LA122.md): Taylorcraft DF-65 · Eklutna, AK · Accident · No injuries · Limited investigation · Final report · Jul 10, 1985 · N47757 · Substantial damage
  > Acft landed hard, collapsing both main landing gear after making a steep apch to a short area on a gravel road. Plt was landing to drain some acft fuel out in order to get better climb performance for a mountain sightseeing flight.
- [NTSB ANC67D0048](https://openairdocs.org/ntsb/ANC67D0048.md): Piper J-3 · Dillingham, AK · Accident · No injuries · Closed · Jul 17, 1966 · N35525 · 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" = 'AK' 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 ('27006'))
ORDER BY c."eventDate" DESC, c."ntsbNumber" DESC
```

This list as a web page: https://openairdocs.org/ntsb?engine=27006&state=AK

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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.