# NTSB investigations, 2002: Rotor 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 CHI03LA006](https://openairdocs.org/ntsb/CHI03LA006.md): Wolf Rotorway Exec-162F · Gregory, MI · Accident · No injuries · Limited investigation · Final report · Oct 7, 2002 · N1955Z · Substantial damage
  > Failure of the secondary drive shaft, which resulted in a complete loss of power to the main rotor, and a high forward airspeed on touchdown, causing the helicopter to flip forward.
- [NTSB LAX02FA276](https://openairdocs.org/ntsb/LAX02FA276.md): Bell 222U · Nipton, CA · Accident · 3 fatal · Field investigation · Final report · Sep 7, 2002 · N417MA · Destroyed
  > The main rotor blade separation while maneuvering for unknown reasons. A factor was the dark night condition.
- [NTSB CHI02TA239](https://openairdocs.org/ntsb/CHI02TA239.md): Hughes 369A · Springfield, MO · Accident · Serious injuries · Final report · Aug 7, 2002 · N98MP · Substantial damage
  > Overload failure of the tail rotor transmission housing (gearbox) for undetermined reasons, which resulted in an inability to adequately control the aircraft.
- [NTSB ATL02LA044](https://openairdocs.org/ntsb/ATL02LA044.md): Hiller UH12E · Miami, FL · Accident · Minor injuries · Limited investigation · Final report · Feb 11, 2002 · N103HA · Substantial damage
  > Fatigue cracking in the main rotor hub that resulted in the separation of the main rotor system. A factor was corrosive deposits on the exposed portion of the plate set pin.

## 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") = 2002
  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" = 132)
ORDER BY c."eventDate" DESC, c."ntsbNumber" DESC
```

This list as a web page: https://openairdocs.org/ntsb?occurrence=132&year=2002

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