# Accident 20070720013029A: Scwzer G164B, West Liberty, IA, July 20, 2007

- Type: FAA accident report (Accident/Incident Data System), as reported
- Date: July 20, 2007, 16:50 local time
- Place: West Liberty, IA
- Airport: Walker Field
- Damage: Destroyed
- Phase of flight: To Init Climb(1st Pwr Reduct)
- Operating rules: Agricultural (Part 137)
- Operator: 11HG
- Location: 41.5861° N, 91.2203° W: From the FAA
- Nearby events: https://openairdocs.org/map.md?lat=41.5861&lon=-91.2203&mi=10
- Aircraft: N8490K, a cancelled registration (https://openairdocs.org/deregistered/N8490K-2017-07-14) (OpenAirDocs)
- Registry model: Schweizer G-164B (registry code 8059055, https://openairdocs.org/model/schweizer-g-164b) (OpenAirDocs)
- Registry engine: Pratt & Whitney R1340 series (registry code 52016, https://openairdocs.org/engine/pratt-whitney-r1340-series) (OpenAirDocs)
- Reported make and model: SCWZER G164B
- Fatal injuries: 0
- Pilot flight hours: 10,000 total, 322 in this make and model, 322 in the last 90 days
- NTSB investigation: [NTSB CHI07CA220](https://openairdocs.org/ntsb/CHI07CA220) (OpenAirDocs)
- FAA source: FAA Aviation Safety Information Portal (https://asip.faa.gov/)
- Page: https://openairdocs.org/incident/20070720013029A

## Narrative

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

(-23) AIRCRAFT WAS AIRBORNE APPROXIMATELY 25-30 FEET WHEN ENGINE LOST POWER AFTER BIRDS FLEW BY. PILOT COULD NOT KEEP AIRCRAFT AIRBORNE AND LANDED STRAIGHT AHEAD. PILOT CAUGHT TAILWHEEL ON FENCE AT END OF PRIVATE AIRSTRIP, AND THEN STRUCK UNSEEN CULVERT WHICH ROLLED THE AIRCRAFT. WITNESSES VERIFIED AIRCRAFT WAS AIRBORNE HALFWAY DOWN THE 2300 FOOT SOD RUNWAY. MUSCATINE COUNTY SHERIFF ^PRIVACY DATA OMITTED^ FOUND BIRD REMAINS AND FEATHERS ON THE RUNWAY AT THE APPROXIMATE AREA WHERE THE ENGINE LOST POWER. PILOT STATED HE HAD A CRACKED VERTEBRAE BUT WAS OTHERWISE NOT HURT.

## 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 CHI07CA220](https://openairdocs.org/ntsb/CHI07CA220), Jul 20, 2007: Schweizer G-164B (N8490K), West Liberty, IA, substantial damage. Probable cause: The pilot's inadvertent encounter with birds immediately after takeoff and the resulting loss of engine power. Contributing factors were the fence and ditch encountered during the overrun.

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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