# Accident 19941212041569A: Comwth REWN185, Longmont, CO, December 12, 1994

- Type: FAA accident report (Accident/Incident Data System), as reported
- Date: December 12, 1994, 13:30 local time
- Place: Longmont, CO
- Airport: Vance Brand Airport
- Damage: Substantial damage
- Phase of flight: Forced Landing
- Operating rules: General operating rules (Part 91)
- Location: 40.1708° N, 105.1097° W: From the FAA, an estimate near the named town, within about 3 miles
- Nearby events: https://openairdocs.org/map.md?lat=40.1708&lon=-105.1097&mi=10
- Aircraft: N93290, registered now (https://openairdocs.org/aircraft/N93290) (OpenAirDocs)
- Registry model: Commonwealth REARWIN 185 (registry code 2370604, https://openairdocs.org/model/commonwealth-rearwin-185) (OpenAirDocs)
- Registry engine: Continental C85 series (registry code 17008, https://openairdocs.org/engine/continental-c85-series) (OpenAirDocs)
- Reported make and model: COMWTH REWN185
- Reported engine: CONT C8512
- People aboard: 1
- Fatal injuries: 0
- NTSB investigation: [NTSB FTW95LA065](https://openairdocs.org/ntsb/FTW95LA065) (OpenAirDocs)
- FAA source: FAA Aviation Safety Information Portal (https://asip.faa.gov/)
- Page: https://openairdocs.org/incident/19941212041569A

## Narrative

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

ENGINE MISS ON DOWNWIND. SIEZED. LANDED OFF AIRPORT. OIL DRAIN PLUG MISSING. NO OIL. FIVE HRS SINCE MAJOR OVERHAUL.

## 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 FTW95LA065](https://openairdocs.org/ntsb/FTW95LA065), Dec 12, 1994: Commonwealth Rearwin 185 (N93290), Longmont, CO, substantial damage. Probable cause: OIL EXHAUSTION AND SUBSEQUENT ENGINE SEIZURE DUE TO A MISSING OIL DRAIN PLUG. FACTORS WERE THE INADEQUATE MAINTENANCE AND THE LACK OF SUITABLE TERRAIN FOR A FORCED LANDING.

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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