# Accident 20090812048339A: Grumman Acf G-164A, Evansville, WI, August 12, 2009

- Type: FAA accident report (Accident/Incident Data System), as reported
- Date: August 12, 2009, 09:54 local time
- Place: Evansville, WI
- Airport: Maas Field
- Damage: Destroyed
- Phase of flight: Takeoff: Rotation
- Operating rules: Agricultural (Part 137)
- Operator: U9OG
- Location: 42.7783° N, 89.2983° W: From the FAA
- Nearby events: https://openairdocs.org/map.md?lat=42.7783&lon=-89.2983&mi=10
- Aircraft: N9794, registered now (https://openairdocs.org/aircraft/N9794) (OpenAirDocs)
- Registry model: Grumman Acft ENG Cor-Schweizer G-164A (registry code 3952801, https://openairdocs.org/model/grumman-acft-eng-cor-schweizer-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: GRUMMAN ACF G-164A
- Reported engine: BARRETT TPE 331-1-151A
- People aboard: 1
- Fatal injuries: 0
- Other injuries: 0
- Pilot certificates: Airline transport
- Pilot flight hours: 12,000 total, 500 in this make and model, 100 in the last 90 days
- NTSB investigation: [NTSB CEN09CA522](https://openairdocs.org/ntsb/CEN09CA522) (OpenAirDocs)
- FAA source: FAA Aviation Safety Information Portal (https://asip.faa.gov/)
- Page: https://openairdocs.org/incident/20090812048339A

## Narrative

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

PILOT REPORTED INABILITY TO MAINTAIN CLIMB AT ROTATION SPEED DUE TO INHIBITED PITCH CONTROL.  PILOT LANDED STRAIGHT AHEAD AND UPRIGHT.  PILOT SUCCESSFULLY EGRESSED FROM AIRCRAFT, AIRCRAFT BURNED ON IMPACT.THIS WAS THE FOURTH FLIGHT OF THE DAY.  AIRCRAFT HAD MODERATE LOAD (294 GAL.).  UNABLE TO SUBSTANTIATE INHIBITED PITCH CONTROL DUE TO AIRCRAFT BEING DESTROYED.

## 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 CEN09CA522](https://openairdocs.org/ntsb/CEN09CA522), Aug 12, 2009: Grumman Acft ENG Cor-Schweizer G-164A (N9794), Evansville, WI, substantial damage. Probable cause: A jam of the elevator flight control for undetermined reasons.

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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