# Accident 20080807844779A: Scwzer G164A, Jefferson, IA, August 7, 2008

- Type: FAA accident report (Accident/Incident Data System), as reported
- Date: August 7, 2008, 19:30 local time
- Place: Jefferson, IA
- Airport: Jefferson Municipal
- Damage: Substantial damage
- Phase of flight: In Traffic Pattern-Circling
- Operating rules: General operating rules (Part 91)
- Location: 42.0103° N, 94.3425° W: From the FAA
- Nearby events: https://openairdocs.org/map.md?lat=42.0103&lon=-94.3425&mi=10
- Aircraft: N73PB, a cancelled registration (https://openairdocs.org/deregistered/N73PB-2013-05-07) (OpenAirDocs)
- Registry model: Grumman G-164A (registry code 3952704, https://openairdocs.org/model/grumman-g-164a) (OpenAirDocs)
- Registry engine: Pratt & Whitney R1340 series (registry code 52016, https://openairdocs.org/engine/pratt-whitney-r1340-series) (OpenAirDocs)
- Reported make and model: SCWZER G164A
- Reported engine: PWA R985*
- Fatal injuries: 0
- Pilot flight hours: 10,900 total, 57 in this make and model, 75 in the last 90 days
- NTSB investigation: [NTSB CHI08CA242](https://openairdocs.org/ntsb/CHI08CA242) (OpenAirDocs)
- FAA source: FAA Aviation Safety Information Portal (https://asip.faa.gov/)
- Page: https://openairdocs.org/incident/20080807844779A

## Narrative

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

(-23) PILOT WAS PERFORMING POST MAINTENANCE FLIGHT AND WAS ON DOWNWIND LEG OF RUNWAY 32 AT THE JEFFERSON MUNICIPAL AIRPORT, JEFFERSON, IA (EFW) WHEN ENGINE FAILED.  PILOT REPORTED LOUD NOISE FOLLOWED BY SEVERE VIBRATION AND SMOKE IN COCKPIT.  HE SECURED THE ENGINE AND FUEL.  EMERGENCY LANDING OFF AIRPORT INTO CORN FIELD.  AIRCRAFT TURNED UPSIDE DOWN AT FINAL RESTING.

## 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 CHI08CA242](https://openairdocs.org/ntsb/CHI08CA242), Aug 8, 2008: Schweizer G-164A (N73PB), Jefferson, IA, substantial damage. Probable cause: The loss of engine power for an undetermined reason and the unsuitable terrain encountered during the forced landing. The corn crop was a factor.

## Other reports on N73PB (4)

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

- [Accident 20010919028669A](https://openairdocs.org/incident/20010919028669A), Sep 19, 2001: Scwzer G164A (N73PB), Eagle Lake, TX, Substantial damage. (.19) On September 19, 2001, approximately 0900 central daylight time, a Grumman G-164A, agricultural aircraft, N73PB, struck trees during a forced landing…
- [Accident 19990602041739A](https://openairdocs.org/incident/19990602041739A), Jun 2, 1999: Scwzer G164A (N73PB), Monaville, TX, Substantial damage. (.4)The pilot reported that while landing at a privately owned airstrip, the runway 'appeared to be in good shape and dry.' However, when the agricultural…
- [Incident 19791115055829I](https://openairdocs.org/incident/19791115055829I), Nov 15, 1979: Gulstm G164A (N73PB), Queen Creek, AZ, Minor damage. Wind and downdraft resulted in high sink rate and small tree was struck during landing in desert.
- [Accident 19770421009589A](https://openairdocs.org/incident/19770421009589A), Apr 21, 1977: Grumav G164A (N73PB), Queen Creek, AZ, Substantial damage. Lndd in grape vineyard.

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.