# NTSB investigations: Robinson Helicopter R22 ALPHA, NM

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 DEN06CA064](https://openairdocs.org/ntsb/DEN06CA064.md): Robinson R-22 · Santa Fe, NM · Accident · No injuries · Data collection · Final report · Apr 15, 2006 · N85560 · Substantial damage
  > the pilot's improper preflight planning and his failure to maintain control of the helicopter during takeoff. Factors contributing to the accident were the helicopter exceeding its maximum gross weight for takeoff and the high density altitude.
- [NTSB DEN99LA163](https://openairdocs.org/ntsb/DEN99LA163.md): Robinson R22A · Tucumcari, NM · Accident · No injuries · Limited investigation · Final report · Sep 18, 1999 · N8497Y · Substantial damage
  > The pilot's inadequate visual lookout. A factor was a reduced visual detection due to background vegetation and terrain.

## 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" = 'NM' AND c."eventCountry" = 'USA'
  AND c."mKey" IN (SELECT x.case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_aircrafts.parquet' x WHERE x.aircraft_model_code IN ('7640104'))
ORDER BY c."eventDate" DESC, c."ntsbNumber" DESC
```

This list as a web page: https://openairdocs.org/ntsb?model=7640104&state=NM

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