# NTSB investigations: Franklin 6V 350 series: In flight encounter with weather

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 LAX97LA211](https://openairdocs.org/ntsb/LAX97LA211.md): Maule M-4-220C · Gualala, CA · Accident · Serious injuries · Limited investigation · Final report · Jun 14, 1997 · N40654 · Destroyed
  > continued VFR flight by the pilot into instrument meteorological conditions (IMC), and his failure to maintain sufficient altitude/clearance from tall trees. The weather conditions (low ceiling and fog) were related factors.
- [NTSB LAX93FA272](https://openairdocs.org/ntsb/LAX93FA272.md): Bell 47G2-M · S. Sn Francisco, CA · Accident · 1 fatal · Field investigation · Final report · Jul 2, 1993 · N2473B · Destroyed
  > The pilot's inadequate preflight planning/preparation which resulted in flight into high winds, turbulence and windshear.
- [NTSB ATL87LA229](https://openairdocs.org/ntsb/ATL87LA229.md): Bell 47G (TOM CAT) · Dothan, AL · Accident · Minor injuries · Limited investigation · Final report · Aug 10, 1987 · N10175 · Substantial damage
  > The plt rprtd that while he was making a turn-around over trees after the 1st swath run, the helicopter enctrd a sudden wind change. He stated that the wind cond was from a cumulus buildup which put him in a tailwind situation. As he completed his turn with…
- [NTSB ANC82FA037](https://openairdocs.org/ntsb/ANC82FA037.md): Maule M-4-220C · Homer, AK · Accident · 1 fatal · Field investigation · Final report · Apr 16, 1982 · N40343 · Destroyed
  > The pilot departed Homer airport on a special VFR clearance after being advised numerous times that VFR flight was not recommended. Shortly after takeoff (8 minutes) the aircraft dove out of the clouds and crashed near the airport. The pilot was not…

## 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."mKey" IN (SELECT x.case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_aircrafts.parquet' x WHERE x.engine_model_code IN ('27043')
    AND EXISTS (SELECT 1 FROM 'https://openairdocs.org/data/latest/ntsb_occurrences.parquet' o WHERE o.case_mkey = x.case_mkey AND o.aircrafts_position = x.position AND o."occurrenceNumber" = 1 AND o."occurrenceCode" = 240))
ORDER BY c."eventDate" DESC, c."ntsbNumber" DESC
```

This list as a web page: https://openairdocs.org/ntsb?engine=27043&occurrence=240

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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.