# NTSB investigations, OR: Propeller failure/malfunction

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 SEA07LA039](https://openairdocs.org/ntsb/SEA07LA039.md): Averyt Vans RV-4 · Grants Pass, OR · Accident · Serious injuries · Limited investigation · Final report · Dec 29, 2006 · N234RV · Substantial damage
  > The pilot's failure to maintain adequate airspeed during performance of a go-around, resulting in an inadvertent stall and subsequent in flight collision with the ground. A contributing factor was the in-flight loss of a portion of one propeller blade.
- [NTSB SEA02LA003](https://openairdocs.org/ntsb/SEA02LA003.md): Ellsberg One Design · Bend, OR · Accident · Minor injuries · Limited investigation · Final report · Oct 6, 2001 · N55TE · Substantial damage
  > the separation of a propeller counterweight mounting bracket due to incorrect mounting bolt torque. Factors include significant powerplant vibration during the forced landing, no suitable landing area, and soft terrain next to the narrow road on which the…
- [NTSB SEA96LA008](https://openairdocs.org/ntsb/SEA96LA008.md): Nord Stampe SV4C · Cottage Grove, OR · Accident · No injuries · Limited investigation · Final report · Oct 15, 1995 · N51SV · Substantial damage
  > A propeller blade separation due to inadequate material. The lack of a suitable area for the forced landing was a factor.

## 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" = 'OR' AND c."eventCountry" = 'USA'
  AND c."mKey" IN (SELECT o.case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_occurrences.parquet' o WHERE o."occurrenceNumber" = 1 AND o."occurrenceCode" = 131)
ORDER BY c."eventDate" DESC, c."ntsbNumber" DESC
```

This list as a web page: https://openairdocs.org/ntsb?occurrence=131&state=OR

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