# Accident 20020807033729A: Piper PA22150, Saukcity, WI, August 7, 2002

- Type: FAA accident report (Accident/Incident Data System), as reported
- Date: August 7, 2002, 20:00 local time
- Place: Saukcity, WI
- Damage: Substantial damage
- Operating rules: General operating rules (Part 91)
- Location: 43.2500° N, 89.6667° W: From the FAA
- Nearby events: https://openairdocs.org/map.md?lat=43.2500&lon=-89.6667&mi=10
- Aircraft: N8910D, registered now (https://openairdocs.org/aircraft/N8910D) (OpenAirDocs)
- Registry model: Piper PA-22-150 (registry code 7102210, https://openairdocs.org/model/piper-pa-22-150) (OpenAirDocs)
- Registry engine: Lycoming 0-320 series (registry code 41508, https://openairdocs.org/engine/lycoming-0-320-series) (OpenAirDocs)
- Reported make and model: PIPER PA22150
- Fatal injuries: 0
- NTSB investigation: [NTSB CHI02LA245](https://openairdocs.org/ntsb/CHI02LA245) (OpenAirDocs)
- FAA source: FAA Aviation Safety Information Portal (https://asip.faa.gov/)
- Page: https://openairdocs.org/incident/20020807033729A

## Narrative

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

(-23) ON AUGUST 7, 2002 AT APPROXIMATELY 20:00 LOCAL TIME, DAVID MARX, PILOT OF A PIPER TRI-PACER, PA-22, N8910D EXPERIENCED A ROUGH RUNNING ENGINE. ATTEMPTS TO CORRECT THE PROBLEM FAILED. HE ELECTED TO LAND THE AIRCRAFT IN A SMOOTH FARM FIELD. THE AIRCRAFT OVERRAN THE FIELD STRIKING A BARB WIRE FENCE. THE NOSE GEAR COLLAPSED, THE LEFT WING WAS SUBSTANTIALLY DAMAGED, THE FIREWALL BUCKLED, THE PROP WAS DAMAGED AND CABIN BECAME DISTORTED. TWO PASSENGERS RECEIVED MINOR INJURIES. MR. MARX DID NOT HAVE A VALID MEDICAL OR CURRENT FLIGHT REVIEW. INVESTIGATION REVEALED A "STUCK" VALVE ON ONE CYLINDER. NO OTHER ENGINE DISCREPANCIES WERE NOTED.

## 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 CHI02LA245](https://openairdocs.org/ntsb/CHI02LA245), Aug 8, 2002: Piper PA22-150 (N8910D), Sauk City, WI, substantial damage. Probable cause: A loss of engine power due to a seized exhaust valve. A related factor was the mowed hay field.

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.