# Accident 20180502004459A: Hartline J Bon HARTLINE KITFOX III, Marathon, TX, May 2, 2018

- Type: FAA accident report (Accident/Incident Data System), as reported
- Date: May 2, 2018, 02:00 local time
- Place: Marathon, TX
- Damage: Destroyed
- Phase of flight: Takeoff: Rotation
- Operating rules: General operating rules (Part 91)
- Location: 33.2296° N, 97.5900° W: From the FAA
- Nearby events: https://openairdocs.org/map.md?lat=33.2296&lon=-97.5900&mi=10
- Aircraft: N73BH (not matched to a registry record)
- Reported make and model: HARTLINE J BON HARTLINE KITFOX III
- Reported engine: BOMBARDIER ROTAX (ALL)
- People aboard: 2
- Fatal injuries: 0
- Other injuries: 0
- Pilot certificates: Airline transport
- Pilot flight hours: 1 in this make and model
- NTSB investigation: [NTSB CEN18LA157](https://openairdocs.org/ntsb/CEN18LA157) (OpenAirDocs)
- FAA source: FAA Aviation Safety Information Portal (https://asip.faa.gov/)
- Page: https://openairdocs.org/incident/20180502004459A

## Narrative

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

ON MAY 2, 2018, AT APPROXIMATELY 1018 CDT, N73BH, A HARTLINE KITFOX III EXPERIMENTAL AIRCRAFT IMPACTED TERRAIN AFTER FLAPERON FAILURE DURING TAKE-OFF CLIMB AT MARATHON (6TX9) AIRPORT IN MARATHON, TEXAS.  AIRCRAFT WAS BEING OPERATED ON A PERSONAL FLIGHT.  VISUAL METEOROLOGICAL CONDITIONS PREVAILED AT THE TIME AND NO FLIGHT PLAN WAS FILED.  AIRCRAFT SUSTAINED SUBSTANTIAL DAMAGE.  PILOT AND PASSENGER SUSTAINED NO INJURIES.  FLIGHT ORIGINATED FROM MARATHON AIRPORT (6TX9) IN MARATHON, TEXAS ON MAY 2, 2018 AT APPROXIMATELY 1018 CDT.

## 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 CEN18LA157](https://openairdocs.org/ntsb/CEN18LA157), May 2, 2018: Hartline J Bon Hartline Kitfox III (N73BH), Marathon, TX, substantial damage. Probable cause: The failure of the flaperon hinge attachment point during takeoff, which resulted in a loss of airplane control. Contributing to the accident was the lack of reinforcement of the hinge attachment…

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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