# Accident 19900926042479A: Grob G109, Brookfield, WI, September 26, 1990

- Type: FAA accident report (Accident/Incident Data System), as reported
- Date: September 26, 1990, 15:00 local time
- Place: Brookfield, WI
- Airport: Capitol Airport
- Damage: Substantial damage
- Phase of flight: Roll-Out (Fixed Wing)
- Operating rules: General operating rules (Part 91)
- Location: 43.0097° N, 88.2293° W: From the FAA, an estimate near the named town, within about 3 miles
- Nearby events: https://openairdocs.org/map.md?lat=43.0097&lon=-88.2293&mi=10
- Aircraft: N912G, a cancelled registration (https://openairdocs.org/deregistered/N912G-2019-03-04) (OpenAirDocs)
- Registry model: Burkhart Grob Flugzeugbau G109 (registry code 1660204, https://openairdocs.org/model/burkhart-grob-flugzeugbau-g109) (OpenAirDocs)
- Registry engine: Amateur-built UNKNOWN ENG (registry code 99999, https://openairdocs.org/engine/amateur-built-unknown-eng) (OpenAirDocs)
- Reported make and model: GROB G109
- People aboard: 1
- Fatal injuries: 0
- Pilot flight hours: 87 total, 76 in this make and model
- NTSB investigation: [NTSB CHI90LA274](https://openairdocs.org/ntsb/CHI90LA274) (OpenAirDocs)
- FAA source: FAA Aviation Safety Information Portal (https://asip.faa.gov/)
- Page: https://openairdocs.org/incident/19900926042479A

## Narrative

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

MOTOR GLIDER STRUCK A MOWING MACHINE AND DRIVER ON LANDING ROLL. DRIVER WAS MOWING TOO CLOSE TO AN ACTIVE RUNWAY.

## 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 CHI90LA274](https://openairdocs.org/ntsb/CHI90LA274), Sep 26, 1990: Burkhart Grob 109A (N912G), Waukesha, WI, substantial damage. Probable cause: THE PILOT'S FAILURE TO MAINTAIN ADEQUATE CLEARANCE AND VISUAL LOOKOUT FOR THE MOVING TRACTOR.

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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