# Accident 20040212001319A: Cessna 152, West Jordan, UT, February 12, 2004

- Type: FAA accident report (Accident/Incident Data System), as reported
- Date: February 12, 2004, 16:46 local time
- Place: West Jordan, UT
- Damage: Substantial damage
- Phase of flight: Fcd/Prec Ldg From Cruise
- Operating rules: General operating rules (Part 91)
- Location: 40.5994° N, 111.9605° W: From the FAA, an estimate near the named town, within about 3 miles
- Nearby events: https://openairdocs.org/map.md?lat=40.5994&lon=-111.9605&mi=10
- Aircraft: N66952, a cancelled registration (https://openairdocs.org/deregistered/N66952-2020-10-02) (OpenAirDocs)
- Registry model: Cessna 152 (registry code 2071835, https://openairdocs.org/model/cessna-152) (OpenAirDocs)
- Registry engine: Lycoming 0-235 series (registry code 41505, https://openairdocs.org/engine/lycoming-0-235-series) (OpenAirDocs)
- Reported make and model: CESSNA 152
- Reported engine: LYC O235L2C
- People aboard: 2
- Fatal injuries: 0
- Pilot flight hours: 642 total, 191 in this make and model, 14 in the last 90 days
- NTSB investigation: [NTSB DEN04LA044](https://openairdocs.org/ntsb/DEN04LA044) (OpenAirDocs)
- FAA source: FAA Aviation Safety Information Portal (https://asip.faa.gov/)
- Page: https://openairdocs.org/incident/20040212001319A

## Narrative

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

(-23) BOTH PILOTS REPORTED THE ENGINE BEGAN RUNNING ROUGH AFTER ABOUT 30 MINUTES IN FLIGHT. THE PILOT-IN-COMMAND, THE FLIGHT INSTRUCTOR, ELECTED TO LAND IN A SNOW-COVERED FIELD. THE AIRCRAFT FLIPPED ONTO ITS BACK DURING THE LANDING. SUBSEQUENT EXAMINATION OF THE AIRCRAFT REVEALED THAT THE NUMBER ONE CYLINDER EXHAUST VALVE FAILED IN SOME WAY AND IMPACTED THE TOP OF THE PISTON LEAVING A HOLE.

## 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 DEN04LA044](https://openairdocs.org/ntsb/DEN04LA044), Feb 12, 2004: Cessna 152 (N66952), West Jordan, UT, substantial damage. Probable cause: the failure of the exhaust valve for the engine's number one cylinder, resulting in the exhaust valve/piston contact and the subsequent total loss of engine power. Contributing factors include the…

## Other reports on N66952 (1)

Matched to the same aircraft by N-number and date.

- [Accident 19850403014009A](https://openairdocs.org/incident/19850403014009A), Apr 3, 1985: Cessna 152 (N66952), West Jordan, UT, Substantial damage. Student bounced on landing and came down on nosewheel which collapsed. No student certificate.

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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