# Accident 19900209001819A: Mtsbsi MU2B60, Rapid City, SD, February 9, 1990

- Type: FAA accident report (Accident/Incident Data System), as reported
- Date: February 9, 1990, 11:14 local time
- Place: Rapid City, SD
- Airport: Rapid City Regional
- Damage: Substantial damage
- Phase of flight: To Init Climb(1st Pwr Reduct)
- Operating rules: Air taxi and commuter (Part 135)
- Operator: VTTA
- Location: 44.0706° N, 103.2296° W: From the FAA, an estimate near the named town, within about 3 miles
- Nearby events: https://openairdocs.org/map.md?lat=44.0706&lon=-103.2296&mi=10
- Aircraft: N64MD, a cancelled registration (https://openairdocs.org/deregistered/N64MD-1990-03-16) (OpenAirDocs)
- Registry model: Mitsubishi MU-2B-60 (registry code 5780460, https://openairdocs.org/model/mitsubishi-mu-2b-60) (OpenAirDocs)
- Reported make and model: MTSBSI MU2B60
- Reported engine: GARRTT TPE331*
- People aboard: 1
- Fatal injuries: 1
- Pilot flight hours: 5,985 total, 291 in this make and model, 140 in the last 90 days
- NTSB investigation: [NTSB DEN90FA055](https://openairdocs.org/ntsb/DEN90FA055) (OpenAirDocs)
- FAA source: FAA Aviation Safety Information Portal (https://asip.faa.gov/)
- Page: https://openairdocs.org/incident/19900209001819A

## Narrative

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

LEFT ENGINE FAILED. AIRCRAFT IN NOSE HIGH ATTITUDE. ROLLED LEFT, CRASHED INVERTED. TURBINE COUPLING SHAFT FAILED.

## 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 DEN90FA055](https://openairdocs.org/ntsb/DEN90FA055), Feb 9, 1990: Mitsubishi MU-2B-60 (N64MD), Rapid City, SD, substantial damage, 1 fatal. Probable cause: FAILURE OF THE PILOT TO MAINTAIN ADEQUATE AIRSPEED (VMC), WHICH RESULTED IN A LOSS OF AIRCRAFT CONTROL. A FACTOR RELATED TO THE ACCIDENT WAS: FATIGUE FAILURE OF A COUPLING SHAFT IN THE #1 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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