# Accident 20050909020589A: Robsin R44RAVENII, Jackson, WY, September 9, 2005

- Type: FAA accident report (Accident/Incident Data System), as reported
- Date: September 9, 2005, 11:25 local time
- Place: Jackson, WY
- Airport: Jackson Hole
- Damage: Substantial damage
- Phase of flight: Pwr On Vertical Ldng/Rtrcrft
- Operating rules: General operating rules (Part 91)
- Location: 43.6072° N, 110.7375° W: From the FAA
- Nearby events: https://openairdocs.org/map.md?lat=43.6072&lon=-110.7375&mi=10
- Aircraft: N944U, a cancelled registration (https://openairdocs.org/deregistered/N944U-2017-09-26) (OpenAirDocs)
- Registry model: Robinson Helicopter R44 II (registry code 7640122, https://openairdocs.org/model/robinson-helicopter-r44-ii) (OpenAirDocs)
- Registry engine: Lycoming IO-540 series (registry code 41530, https://openairdocs.org/engine/lycoming-io-540-series) (OpenAirDocs)
- Reported make and model: ROBSIN R44RAVENII
- People aboard: 3
- Fatal injuries: 0
- Pilot flight hours: 900 total, 65 in this make and model, 90 in the last 90 days
- NTSB investigation: [NTSB DEN05CA138](https://openairdocs.org/ntsb/DEN05CA138) (OpenAirDocs)
- FAA source: FAA Aviation Safety Information Portal (https://asip.faa.gov/)
- Page: https://openairdocs.org/incident/20050909020589A

## Narrative

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

(-23) PILOT STATED THAT THE AIRCRAFT WAS AT GROSS WEIGHT ON TAKE OFF. WHEN THE AIRCRAFT PASSED OVER A CREEK THE ROTOR BEGAN TO DROOP. THE PILOT TRIED TO ADD THROTTLE BUT THE THROTTLE WAS FULL ON.

## 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 DEN05CA138](https://openairdocs.org/ntsb/DEN05CA138), Sep 9, 2005: Robinson R44 II (N944U), Jackson, WY, substantial damage. Probable cause: the pilot's failure to maintain aircraft control during initial takeoff climb resulting in an uncontrolled descent and impact with terrain. A contributing factor was the pilot's encounter in settling…

## Other reports on N944U (1)

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

- [Accident 20090201000379A](https://openairdocs.org/incident/20090201000379A), Feb 1, 2009: Robsin R44II (N944U), Kaysville, UT, Substantial damage. Pilot was giving family members a helicopter ride and decided to fly up a canyon. The required power to climb exceeded the available power. The pilot reduced…

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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