# Accident 20180912013479A: Coons Robert L RW 1, Billings, MT, September 12, 2018

- Type: FAA accident report (Accident/Incident Data System), as reported
- Date: September 12, 2018, 12:43 local time
- Place: Billings, MT
- Airport: Billings Logan International
- Damage: Substantial damage
- Phase of flight: Other, Specify
- Operating rules: General operating rules (Part 91)
- Location: 45.0000° N, 108.0000° W: From the FAA
- Nearby events: https://openairdocs.org/map.md?lat=45.0000&lon=-108.0000&mi=10
- Aircraft: N166LC, a cancelled registration (https://openairdocs.org/deregistered/N166LC-2021-10-30) (OpenAirDocs)
- Registry model: Coons Robert L RW 1 (registry code 05634HU, https://openairdocs.org/model/coons-robert-l-rw-1) (OpenAirDocs)
- Registry engine: Solar T62-32 (registry code 58104, https://openairdocs.org/engine/solar-t62-32) (OpenAirDocs)
- Reported make and model: COONS ROBERT L RW 1
- Reported engine: SOLAR T62-32
- People aboard: 1
- Fatal injuries: 1
- Other injuries: 0
- Pilot certificates: Airline transport, flight instructor
- Pilot flight hours: 10,025 total, 89 in this make and model, 11 in the last 90 days
- NTSB investigation: [NTSB WPR18FA260](https://openairdocs.org/ntsb/WPR18FA260) (OpenAirDocs)
- FAA source: FAA Aviation Safety Information Portal (https://asip.faa.gov/)
- Page: https://openairdocs.org/incident/20180912013479A

## Narrative

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

ON 9/12/18, AT 1243 MST, N166LC, AN EXPERIMENTAL AMATEUR BUILT HELICOPTER BUILT BY AND REGISTERED TO THE PILOT CRASHED INTO A ROW OF T-HANGARS WHILE HOVER TAXIING. VISUAL METEOROLOGICAL CONDITIONS PREVAILED AT THE TIME OF THE ACCIDENT, AND A VFR PLAN WAS NOT FILED.  THE HELICOPTER WAS SUBSTANTIALLY DAMAGED, AND THE PILOT, THE SOLE OCCUPANT, RECEIVED FATAL INJURIES. THE PILOT WAS NOT HELICOPTER RATED.   THE FLIGHT ORIGINATED AND TERMINATED AT BILLINGS, MONTANA (KBIL). END.

## 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 WPR18FA260](https://openairdocs.org/ntsb/WPR18FA260), Sep 12, 2018: Robert L Coons RotorWay RW 1 (N166LC), Billings, MT, substantial damage, 1 fatal. Probable cause: The pilot's failure to maintain clearance with a hangar while maneuvering to his hangar. Contributing to the accident was the pilot's limited experience in helicopters.

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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