# Accident 19840212051689A: Hynes B2B, Mt Pleasant, PA, February 12, 1984

- Type: FAA accident report (Accident/Incident Data System), as reported
- Date: February 12, 1984, 12:30 local time
- Place: Mt Pleasant, PA
- Damage: Substantial damage
- Phase of flight: Pwr On Vertical Ldng/Rtrcrft
- Operating rules: General operating rules (Part 91)
- Location: 40.1509° N, 79.5396° W: From the FAA, an estimate near the named town, within about 3 miles
- Nearby events: https://openairdocs.org/map.md?lat=40.1509&lon=-79.5396&mi=10
- Aircraft: N2273U, a cancelled registration (https://openairdocs.org/deregistered/N2273U-2013-08-07) (OpenAirDocs)
- Registry model: Brantly B-2B (registry code 1440506, https://openairdocs.org/model/brantly-b-2b) (OpenAirDocs)
- Registry engine: Lycoming O&VO-360 series (registry code 41514, https://openairdocs.org/engine/lycoming-o-vo-360-series) (OpenAirDocs)
- Reported make and model: HYNES B2B
- Reported engine: LYC IVO360A1A
- Fatal injuries: 0
- Pilot flight hours: 194 total, 45 in this make and model, 23 in the last 90 days
- NTSB investigation: [NTSB NYC84LA070](https://openairdocs.org/ntsb/NYC84LA070) (OpenAirDocs)
- FAA source: FAA Aviation Safety Information Portal (https://asip.faa.gov/)
- Page: https://openairdocs.org/incident/19840212051689A

## Narrative

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

LOST CONTROL AND ROTOR RPM DURING APPROACH TO A LANDING. IMPACT CAUSED ROTORS TO STRIKE THE MUDDY GROUND.

## 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 NYC84LA070](https://openairdocs.org/ntsb/NYC84LA070), Feb 12, 1984: Brantly Helicopter B-2B (N2273U), Mt. Pleasant, PA, substantial damage

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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