# Accident 19840520017799A: Bell 47D, Alpena, MI, May 20, 1984

- Type: FAA accident report (Accident/Incident Data System), as reported
- Date: May 20, 1984, 17:20 local time
- Place: Alpena, MI
- Damage: Destroyed
- Phase of flight: Descent
- Operating rules: General operating rules (Part 91)
- Location: 45.0691° N, 83.4295° W: From the FAA, an estimate near the named town, within about 3 miles
- Nearby events: https://openairdocs.org/map.md?lat=45.0691&lon=-83.4295&mi=10
- Aircraft: N9158R, registered now (https://openairdocs.org/aircraft/N9158R) (OpenAirDocs)
- Registry model: Bell 47D1 (registry code 1180802, https://openairdocs.org/model/bell-47d1) (OpenAirDocs)
- Registry engine: Franklin 6V4 series (registry code 27033, https://openairdocs.org/engine/franklin-6v4-series) (OpenAirDocs)
- Reported make and model: BELL 47D
- Reported engine: FRNKLN 6V4200C32
- Fatal injuries: 0
- Pilot flight hours: 854 total, 227 in this make and model, 4 in the last 90 days
- NTSB investigation: [NTSB CHI84LA184](https://openairdocs.org/ntsb/CHI84LA184) (OpenAirDocs)
- FAA source: FAA Aviation Safety Information Portal (https://asip.faa.gov/)
- Page: https://openairdocs.org/incident/19840520017799A

## Narrative

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

BUZZED AREA THEN PULLED UP STEEPLY AND STALLED ROTORS. HELICOPTER FELL INTO A WOODED AREA.

## 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 CHI84LA184](https://openairdocs.org/ntsb/CHI84LA184), May 20, 1984: Bell 47D1 (N9158R), Alpena, MI, destroyed

## Other reports on N9158R (1)

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

- [Accident 20110927022599A](https://openairdocs.org/incident/20110927022599A), Sep 27, 2011: Bell 47D1 (N9158R), Ahwahnee, CA, Substantial damage. On September 27, 2011, N9158R a Bell 47 helicopter, with the owner and a certificated mechanic on board conducting a maintenance flight were involved in an…

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.

---
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.