# Accident 20101011052009A: Grumman G-164, Michigan, ND, October 11, 2010

- Type: FAA accident report (Accident/Incident Data System), as reported
- Date: October 11, 2010, 14:00 local time
- Place: Michigan, ND
- Damage: Substantial damage
- Phase of flight: Takeoff: Rotation
- Operating rules: Agricultural (Part 137)
- Location: 47.8903° N, 98.0861° W: From the FAA
- Nearby events: https://openairdocs.org/map.md?lat=47.8903&lon=-98.0861&mi=10
- Aircraft: N554Y, a cancelled registration (https://openairdocs.org/deregistered/N554Y-2018-01-05) (OpenAirDocs)
- Registry model: Grumman G-164 (registry code 3952702, https://openairdocs.org/model/grumman-g-164) (OpenAirDocs)
- Registry engine: Pratt & Whitney R-985 series (registry code 52008, https://openairdocs.org/engine/pratt-whitney-r-985-series) (OpenAirDocs)
- Reported make and model: GRUMMAN G-164
- Reported engine: P&W R-985 SERIES
- People aboard: 1
- Fatal injuries: 0
- Other injuries: 0
- Pilot flight hours: 0 total, 0 in this make and model, 0 in the last 90 days
- NTSB investigation: [NTSB CEN11CA071](https://openairdocs.org/ntsb/CEN11CA071) (OpenAirDocs)
- FAA source: FAA Aviation Safety Information Portal (https://asip.faa.gov/)
- Page: https://openairdocs.org/incident/20101011052009A

## Narrative

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

AIRMAN STATED THAT IN HIS ATTEMPT TO TAKE OFF ON HIS EASTERLY RUNWAY THE AIRCRAFT SEEMED TO BE LOW ON POWER BUT THAT ALL ENGINE INSTRUMENTS WERE NORMAL.  HE DECIDED TO ATTEMPT THE TAKEOFF ANYWAY.  HE STATED THAT  HE REALIZED TO LATE THAT THE AIRCRAFT PROBABLY WOULDN'T STAY IN THE AIR IF IT MADE IT INTO THE AIR SO HE PULLED THE DUMP HANDLE.  THE AIRCRAFT DUMPEDABOUT 40 OR SO GALLONS OF THE 150 GALLON LOAD AND BECAME AIRBORN APPROXIMATELY 300 FEET SHORTOF THE RUNWAY END.  THE AIRCRAFT  CLIMBED OUT OF GROUND EFFECT AND THEN LOST ALL POWER.  THE AIRMAN STATED THAT HE THEN SHOVED THE NOSE OVER HARD AND STRUCK THE OVERRUN AREA OF THE STRIP HARD SMASHING THE ENGINE, PROPELLER, AND DAMAGING THE RIGHT MAIN GEAR.AS THE AIRCRAFT STARTED TO LOOSE ENERGY IT FLIPPED SIDE FOR SIDE AND CAME TO A REST, INVERTED, IN THE SWAMP   APPROXIMATELY 30 YARDS TO RIGHT AND 100 YARDS PAST THE END OF THE RUNWAY, IN 16 INCHES OF SWAMP WATER.THE AIRCRAFT HAS SUBSTANTIAL DAMAGE.  THERE WERE NO INJURIES REPORTED.  SUBSEQUENT INVESTIGATION OF THE AIRCRAFT AND ENGINE: IT WAS DETERMINED THAT AT LEAST ONE CYLINDER WAS DEAD AND POSSIBLY A SECOND.  AT THE TIME OF THE INSPECTION THE RIGHT MAGNETO WAS ALSO FOUND INOPERATIVE. FUEL COLLLECTED FROM THE AIRCRAFT APPEARED NORMAL.

## 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 CEN11CA071](https://openairdocs.org/ntsb/CEN11CA071), Oct 11, 2010: Grumman G-164 (N554Y), Michigan, ND, substantial damage. Probable cause: The pilot's failure to abort the takeoff roll following a noticeable loss of engine power due to low engine compression and a magneto failure.

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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