# Accident 19900331025369A: Waco YMF, Marathon, FL, March 31, 1990

- Type: FAA accident report (Accident/Incident Data System), as reported
- Date: March 31, 1990, 13:45 local time
- Place: Marathon, FL
- Airport: Marathon Airport
- Damage: Substantial damage
- Phase of flight: Takeoff Ground Roll
- Operating rules: General operating rules (Part 91)
- Location: 24.7097° N, 81.0803° W: From the FAA, an estimate near the named town, within about 3 miles
- Nearby events: https://openairdocs.org/map.md?lat=24.7097&lon=-81.0803&mi=10
- Aircraft: N89B, registered now (https://openairdocs.org/aircraft/N89B) (OpenAirDocs)
- Registry model: Classic WACO YMF (registry code 2240101, https://openairdocs.org/model/classic-waco-ymf) (OpenAirDocs)
- Registry engine: Jacobs R755B series (registry code 35007, https://openairdocs.org/engine/jacobs-r755b-series) (OpenAirDocs)
- Reported make and model: WACO YMF
- Reported engine: JACOBP R755B2
- Fatal injuries: 0
- NTSB investigation: [NTSB MIA90LA098](https://openairdocs.org/ntsb/MIA90LA098) (OpenAirDocs)
- FAA source: FAA Aviation Safety Information Portal (https://asip.faa.gov/)
- Page: https://openairdocs.org/incident/19900331025369A

## Narrative

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

LOST DIRECTIONAL CONTROL AS TAIL CAME UP ON TAKEOFF. VEERED OFF RUNWAY ABORTED AND NOSED OVER. UNSKILLED IN TYPE.

## 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 MIA90LA098](https://openairdocs.org/ntsb/MIA90LA098), Mar 31, 1990: Waco YMF-5 (N89B), Marathon, FL, substantial damage. Probable cause: FAILURE OF THE PILOT TO MAINTAIN DIRECTIONAL CONTROL DURING TAKEOFF, WHICH RESULTED IN AN INADVERTENT GROUND SWERVE. FACTORS RELATED TO THE ACCIDENT WERE: THE CROSSWIND, THE PILOT'S EXCESSIVE…

## Other reports on N89B (4)

Matched to the same aircraft by N-number and date.

- [Accident 20091116053199A](https://openairdocs.org/incident/20091116053199A), Nov 16, 2009: Classic Air WACO YMF (N89B), Dunnellon, FL, Substantial damage. Aircraft departed shady airport (X49) enrout to Dunnellon airport 9X35) for landing practice. Abort first landing due to bounce second landing slight bounce…
- [Accident 20051002026469A](https://openairdocs.org/incident/20051002026469A), Oct 2, 2005: Amtr WACOYMF (N89B), Kensington, NH, Substantial damage. (-23) On October 2, 2005, N89B experienced a separation of the r/h main wheel assy after initial touchdown at 06NH, grass strip. After bringing the aircraft…
- [Incident 20040306004299I](https://openairdocs.org/incident/20040306004299I), Mar 6, 2004: Amtr WACOYMF (N89B), Corona, CA, Minor damage. (-23) The airman stated he initiated the flight from the flabob airport (rir) and continued to the Corona airport (ajo). As the airman approached the Corona…
- [Incident 19891031065209I](https://openairdocs.org/incident/19891031065209I), Oct 31, 1989: Waco YMF (N89B), Marathon, FL, Minor damage. While taxiing for takeoff pilot allowed the tail to raise too high. Propeller struck taxiway and nosed up.

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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