# Accident 20060318003429A: Beech C99, Butte, MT, March 18, 2006

- Type: FAA accident report (Accident/Incident Data System), as reported
- Date: March 18, 2006, 15:00 local time
- Place: Butte, MT
- Airport: Bert Mooney
- Damage: Destroyed
- Phase of flight: Final Approach
- Operating rules: Air taxi and commuter (Part 135)
- Operator: JIKA
- Location: 46.0507° N, 112.5404° W: From the FAA
- Nearby events: https://openairdocs.org/map.md?lat=46.0507&lon=-112.5404&mi=10
- Aircraft: N54RP, a cancelled registration (https://openairdocs.org/deregistered/N54RP-2007-05-18) (OpenAirDocs)
- Registry model: Beech C-99 (registry code 1154006, https://openairdocs.org/model/beech-c-99) (OpenAirDocs)
- Reported make and model: BEECH C99
- Reported engine: PWA PT6A36
- People aboard: 2
- Fatal injuries: 2
- Pilot flight hours: 2,006 total
- NTSB investigation: [NTSB SEA06FA068](https://openairdocs.org/ntsb/SEA06FA068) (OpenAirDocs)
- FAA source: FAA Aviation Safety Information Portal (https://asip.faa.gov/)
- Page: https://openairdocs.org/incident/20060318003429A

## Narrative

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

(-23) PILOT(S) FAILED TO MAINTAIN APPROACH PROCEDURES. PILOT(S) CONTINUED ON A 127 DEGREE FLIGHT PATH AT THE VOR B (COPPERTOWN) READIAL INSTEAD OF COORDINATING A 30 DEGREE LEFT-HAND TURN AT THIS VOR FOR APPROACH INTO BUTTE (KBTM), MONTANA, AT A 97 DEGREE FLIGHT PATH. CONTROLLED FLIGHT INTO TERRAIN AT 127 DEGREE FLIGHT PATH.

## 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 SEA06FA068](https://openairdocs.org/ntsb/SEA06FA068), Mar 18, 2006: Beech C99 (N54RP), Butte, MT, substantial damage, 2 fatal. Probable cause: The second pilot's failure to follow the published instrument approach procedure and the captain/PIC's inadequate supervision. Snow and mountain obscuration were factors.

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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