# Accident 19860720034619A: Bell 47G5A, Portland, CT, July 20, 1986

- Type: FAA accident report (Accident/Incident Data System), as reported
- Date: July 20, 1986, 14:00 local time
- Place: Portland, CT
- Damage: Substantial damage
- Phase of flight: Pwr Off Run Land (Autorotation
- Operating rules: General operating rules (Part 91)
- Location: 41.5774° N, 72.6198° W: Placed by OpenAirDocs: center of Portland, CT, within about 6 miles (OpenAirDocs)
- Nearby events: https://openairdocs.org/map.md?lat=41.5774&lon=-72.6198&mi=10
- Aircraft: N59400, a cancelled registration (https://openairdocs.org/deregistered/N59400-2020-12-08) (OpenAirDocs)
- Registry model: Bell 47G-5A (registry code 1181034, https://openairdocs.org/model/bell-47g-5a) (OpenAirDocs)
- Registry engine: Lycoming VO-435 series (registry code 41525, https://openairdocs.org/engine/lycoming-vo-435-series) (OpenAirDocs)
- Reported make and model: BELL 47G5A
- Reported engine: LYC VO435B1A
- People aboard: 2
- Fatal injuries: 0
- Pilot flight hours: 1,425 total, 975 in this make and model, 15 in the last 90 days
- NTSB investigation: [NTSB NYC86LA191](https://openairdocs.org/ntsb/NYC86LA191) (OpenAirDocs)
- FAA source: FAA Aviation Safety Information Portal (https://asip.faa.gov/)
- Page: https://openairdocs.org/incident/19860720034619A

## Narrative

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

THE ENGINE FAILED DURING TAKEOFF. THE HELICOPTER LANDED ON A SANDBANK. CAUSE OF ENGINE FAILURE IS UNDETERMINED.

## 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 NYC86LA191](https://openairdocs.org/ntsb/NYC86LA191), Jul 20, 1986: Bell 47G-5A (N59400), Portland, CT, substantial damage

## Other reports on N59400 (1)

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

- [Accident 19940702017159A](https://openairdocs.org/incident/19940702017159A), Jul 2, 1994: Bell 47G5A (N59400), Wareham, MA, Substantial damage. Ran out of fuel surveying dusting site. Too slow and low for safe autorotation. Impact in bog. Rotors chopped tail.

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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