# NTSB investigations, 2011: External load event (Rotorcraft)

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 WPR12LA036](https://openairdocs.org/ntsb/WPR12LA036.md): Bell 206B · Woodburn, OR · Accident · Serious injuries · Limited investigation · Final report · Nov 14, 2011 · N16HA · Substantial damage
  > The pilot’s failure to maintain ground clearance while maneuvering with an external load line.
- [NTSB WPR11WA421](https://openairdocs.org/ntsb/WPR11WA421.md): Hughes 369D · South Malekula, Vanuatu, Vanuatu · Accident · 1 fatal · Foreign investigation · Aug 28, 2011 · YJ-HEL · Substantial damage
  > On August 28, 2011, at 1500 universal coordinated time, a Hughes 369D, Vanuatu registration YJ-HEL, collided with the ground after the attached long-line became entangled in the rotor system near Malekula, Vanuatu. The helicopter was operated by Vanuatu…

## 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 year(c."eventDate") = 2011
  AND c."mKey" IN (SELECT s.case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_events.parquet' s WHERE s."tier2Number" = '480' AND s.case_mkey IN (SELECT case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_events.parquet' WHERE "isDefiningEvent"))
ORDER BY c."eventDate" DESC, c."ntsbNumber" DESC
```

This list as a web page: https://openairdocs.org/ntsb-events/480/sequence?year=2011

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