# Accident 20070709014499A: Hiller UH12E, Mcgrath, AK, July 9, 2007

- Type: FAA accident report (Accident/Incident Data System), as reported
- Date: July 9, 2007, 19:30 local time
- Place: Mcgrath, AK
- Damage: Substantial damage
- Phase of flight: Pinnacle Landing
- Operating rules: Air taxi and commuter (Part 135)
- Operator: EOOA
- Location: 61.8411° N, 153.4756° W: From the FAA
- Nearby events: https://openairdocs.org/map.md?lat=61.8411&lon=-153.4756&mi=10
- Aircraft: N146ET, registered now (https://openairdocs.org/aircraft/N146ET) (OpenAirDocs)
- Registry model: Hiller UH-12E (registry code 4360122, https://openairdocs.org/model/hiller-uh-12e) (OpenAirDocs)
- Registry engine: Allison 250 series (registry code 03014, https://openairdocs.org/engine/allison-250-series) (OpenAirDocs)
- Reported make and model: HILLER UH12E
- People aboard: 1
- Fatal injuries: 0
- Pilot flight hours: 13,663 total, 0 in this make and model, 250 in the last 90 days
- NTSB investigation: [NTSB ANC07LA062](https://openairdocs.org/ntsb/ANC07LA062) (OpenAirDocs)
- FAA source: FAA Aviation Safety Information Portal (https://asip.faa.gov/)
- Page: https://openairdocs.org/incident/20070709014499A

## Narrative

As the FAA filed it, in capitals; the FAA replaces private details with ^PRIVACY DATA OMITTED^.

(-23) THE ROTORCRAFT WAS HOVERING WITH ONE SKID ON THE SURFACE OF A KNIFE EDGE SHAPED RIDGE. A GUST OF WIND HIT THE ROTORCRAFT CAUSING THE TAILROTOR TO STRIKE A SNOW BANK CAUSING SUBSTANTIAL DAMAGE TO THE TAILBOOM AND TAILROTOR.

## The NTSB's investigation of this event (1)

From the NTSB's public API. Aircraft are matched to registry aircraft by N-number and event date, checked against the reported serial number, make and model; the registry's history has gaps, so older matches can be wrong. Compare the reported make and model.

- [NTSB ANC07LA062](https://openairdocs.org/ntsb/ANC07LA062), Jul 10, 2007: Hiller UH-12E (N146ET), Skwentna, AK, substantial damage. Probable cause: The pilot's failure to maintain clearance from a glacier, which resulted in a tail rotor strike during landing, and damage to the helicopter during an emergency descent/landing on rough/uneven…

## Other reports on N146ET (1)

Matched to the same aircraft by N-number and date.

- [Incident 19880915054769I](https://openairdocs.org/incident/19880915054769I), Sep 15, 1988: Hiller UH12E (N146ET), Walterboro, SC, Minor damage. Vibration during spraying operation. Autorotated to a windrow. Spur gear in transmission split. Other gears worn.

From the FAA Accident/Incident Data System. Reports are matched to registry aircraft by N-number and event date, checked against the reported make and model; the registry's history has gaps, so older matches can be wrong. Compare the reported make and model. For accidents, the NTSB's own investigation is the fuller record.

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