# Accident 20160212001119A: Enstrom TH-180, Menominee, MI, February 12, 2016

- Type: FAA accident report (Accident/Incident Data System), as reported
- Date: February 12, 2016, 17:23 local time
- Place: Menominee, MI
- Damage: Substantial damage
- Phase of flight: Takeoff: Climb Out
- Operating rules: General operating rules (Part 91)
- Location: 45.1125° N, 87.6250° W: From the FAA
- Nearby events: https://openairdocs.org/map.md?lat=45.1125&lon=-87.6250&mi=10
- Aircraft: N180TH, a cancelled registration (https://openairdocs.org/deregistered/N180TH-2016-05-02) (OpenAirDocs)
- Registry model: Enstrom Helicopter TH-180 (registry code 3300436, https://openairdocs.org/model/enstrom-helicopter-th-180) (OpenAirDocs)
- Registry engine: Lycoming IO-390 series (registry code 41678, https://openairdocs.org/engine/lycoming-io-390-series) (OpenAirDocs)
- Reported make and model: ENSTROM TH-180
- People aboard: 1
- Fatal injuries: 0
- Other injuries: 0
- NTSB investigation: [NTSB CEN16LA105](https://openairdocs.org/ntsb/CEN16LA105) (OpenAirDocs)
- FAA source: FAA Aviation Safety Information Portal (https://asip.faa.gov/)
- Page: https://openairdocs.org/incident/20160212001119A

## Narrative

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

LOSS OF INTEGRITY OF TORQUE TRANSDUCER ATTACH BOLTS (NOT PART OF AIRCRAFT DESIGN) BETWEEN POWERPLANT AND TRANSMISSION CAUSED LOSS OF ROTOR RPM AND PILOT AUTOROTATED TO TOUCHDOWN.

## 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 CEN16LA105](https://openairdocs.org/ntsb/CEN16LA105), Feb 12, 2016: Enstrom TH-180 (N180TH), Menominee, MI, substantial damage. Probable cause: The failure of the torque meter mounting bolts, which resulted in a loss of engine power to the main drive belt and rotors.

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.

---
OpenAirDocs.org is an independent research project of [Contrail Labs](https://contraillabs.com/). It is not affiliated with the FAA or the NTSB. Source documents are U.S. government works in the public domain.