# NTSB investigations: Garlick Helicopters UH-1H

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 WPR15LA178](https://openairdocs.org/ntsb/WPR15LA178.md): Garlick Helicopters UH 1H · Cove, OR · Accident · No injuries · Limited investigation · Final report · May 31, 2015 · N462CC · Substantial damage
  > The failure of the engine-to-transmission drive shaft coupling assembly due to a fatigue fracture of one of its attachment bolts, which resulted in a loss of power to the main rotor.
- [NTSB WPR13FA006](https://openairdocs.org/ntsb/WPR13FA006.md): Garlick Helicopters UH-1H · Shady Cove, OR · Accident · Minor injuries · Field investigation · Final report · Oct 7, 2012 · N1577 · Substantial damage
  > The separation of the tail rotor gearbox and tail rotor assembly as a result of fatigue to the tail rotor gearbox input quill assembly attachment studs.
- [NTSB SEA06WA085](https://openairdocs.org/ntsb/SEA06WA085.md): Garlick UH-1H · Sarawak, Malaysia · Accident · No injuries · Foreign investigation · Apr 25, 2006 · N126AC · Substantial damage
- [NTSB SEA04LA043](https://openairdocs.org/ntsb/SEA04LA043.md): Garlick UH-1H · Liberty, WA · Accident · Serious injuries · Limited investigation · Final report · Feb 23, 2004 · N6257P · Substantial damage
  > The failure of the tail rotor slider lugs due to fatigue while the helicopter was maneuvering.
- [NTSB SEA98FA077](https://openairdocs.org/ntsb/SEA98FA077.md): Garlick UH-1H · Hope, ID · Accident · No injuries · Field investigation · Final report · May 19, 1998 · N98NW · Substantial damage
  > Failure of a misaligned main bearing in the engine. Factors include returning a previously unairworthy-tagged engine to service by the operator's maintenance personnel without sufficient information to identify and correct an unknown engine deficiency.
- [NTSB SEA97TA012](https://openairdocs.org/ntsb/SEA97TA012.md): Garlick UH-1H · Detroit, OR · Accident · Minor injuries · Final report · Oct 20, 1996 · N98NW · Substantial damage
  > the pilot's misjudgement of rotor clearance from the terrain. The proximity of the berm was a related 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."mKey" IN (SELECT x.case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_aircrafts.parquet' x WHERE x.aircraft_model_code IN ('3740005'))
ORDER BY c."eventDate" DESC, c."ntsbNumber" DESC
```

This list as a web page: https://openairdocs.org/ntsb?model=3740005

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