# Accident 19941201040249A: Agusta A109A, Ann Arbor, MI, December 1, 1994

- Type: FAA accident report (Accident/Incident Data System), as reported
- Date: December 1, 1994, 10:07 local time
- Place: Ann Arbor, MI
- Damage: Destroyed
- Phase of flight: Pwr Off Vert Land/Autorotate
- Operating rules: General operating rules (Part 91)
- Operator: HDNA
- Location: 42.3303° N, 83.7002° W: From the FAA, an estimate near the named town, within about 3 miles
- Nearby events: https://openairdocs.org/map.md?lat=42.3303&lon=-83.7002&mi=10
- Aircraft: N1QF, a cancelled registration (https://openairdocs.org/deregistered/N1QF-1997-02-20) (OpenAirDocs)
- Registry model: Agusta A109A II (registry code 0260120, https://openairdocs.org/model/agusta-a109a-ii) (OpenAirDocs)
- Reported make and model: AGUSTA A109A
- Reported engine: ALLSN 250C20B
- People aboard: 3
- Fatal injuries: 3
- NTSB investigation: [NTSB CHI95FA050](https://openairdocs.org/ntsb/CHI95FA050) (OpenAirDocs)
- FAA source: FAA Aviation Safety Information Portal (https://asip.faa.gov/)
- Page: https://openairdocs.org/incident/19941201040249A

## Narrative

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

AIRBORNE 2MINS. REPORTED EMERGENCY. BOTH ENGINES INOP. NO DEFECRS. LOW ROTOR RPM. UNKNOWN CAUSE OF SHUTDOWN.

## 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 CHI95FA050](https://openairdocs.org/ntsb/CHI95FA050), Dec 1, 1994: Agusta A109A II (N1QF), Ann Arbor, MI, destroyed, 3 fatal. Probable cause: the pilot's failure to obtain/maintain a successful autorotation. Factors were: a loss of engine power of one engine for undetermined reasons, and the pilot's shutdown of the wrong engine.

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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