# NTSB investigations: Robinson Helicopter R22 ALPHA: In flight collision with object

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 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.
- [NTSB NYC94FA078](https://openairdocs.org/ntsb/NYC94FA078.md): Robinson R22A · North Bergen, NJ · Accident · 2 fatal · Field investigation · Final report · May 5, 1994 · N503TH · Destroyed
  > The pilot's failure to maintain adequate visual lookout and adequate obstacle clearance, which resulted in an inflight collision with a static wire.
- [NTSB LAX89FA092](https://openairdocs.org/ntsb/LAX89FA092.md): Robinson R22A · Santa Barbara, CA · Accident · 2 fatal · Field investigation · Final report · Jan 22, 1989 · N8529C · Destroyed
  > Failure of the pilot to maintain adequate altitude, proper airspeed for the reduced visibility, and an adequate visual outlook to avoid a collision with power transmission cable. Contributing to the accident was reduced visibility due to fog.
- [NTSB FTW86LA044](https://openairdocs.org/ntsb/FTW86LA044.md): Robinson R-22 · Mcalester, OK · Accident · No injuries · Limited investigation · Final report · Feb 8, 1986 · N8557K · Substantial damage
  > The plt was hearding cattle with the helicopter when the accident occurred. He was traveling slow and parallel with a barbed wire fence. He had to turn to the right to avoid a tree which was directly ahead of the acft. Upon making the turn he caught the tail…
- [NTSB FTW85FPJ02](https://openairdocs.org/ntsb/FTW85FPJ02.md): Robinson R-22A · Mcalester, OK · Accident · No injuries · Final report · May 8, 1985 · N8556C · Substantial damage
  > The plt was using the helicopter to round up cattle. One cow charged the helicopter and struck the tail rotor. The helicopter pitched nose down, the main rotor blade struck the ground. The helicopter came to rest in an upright position.

## 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.aircraft_model_code IN ('7640104')
    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" = 220))
ORDER BY c."eventDate" DESC, c."ntsbNumber" DESC
```

This list as a web page: https://openairdocs.org/ntsb?model=7640104&occurrence=220

---
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.