# Accident 19990702008149A: Bell TH-13T, Trenton, GA, July 2, 1999

- Type: FAA accident report (Accident/Incident Data System), as reported
- Date: July 2, 1999, 07:30 local time
- Place: Trenton, GA
- Damage: Substantial damage
- Operating rules: General operating rules (Part 91)
- Location: 34.8698° N, 85.5001° W: From the FAA, an estimate near the named town, within about 3 miles
- Nearby events: https://openairdocs.org/map.md?lat=34.8698&lon=-85.5001&mi=10
- Aircraft: N23590, registered now (https://openairdocs.org/aircraft/N23590) (OpenAirDocs)
- Registry model: Bell TH-13T (registry code 1180813, https://openairdocs.org/model/bell-th-13t) (OpenAirDocs)
- Registry engine: Lycoming TVO-435-GIA (registry code 41526, https://openairdocs.org/engine/lycoming-tvo-435-gia) (OpenAirDocs)
- NTSB investigation: [NTSB ATL99LA105](https://openairdocs.org/ntsb/ATL99LA105) (OpenAirDocs)
- FAA source: FAA Aviation Safety Information Portal (https://asip.faa.gov/)
- Page: https://openairdocs.org/incident/19990702008149A

## Narrative

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

1965 BELL TH-13T HELICOPTER WAS INVOLVED IN AERIAL APPLICATION WHEN IT CRASHED IN THE WOODS UNDER UNKNOWN CIRCUMSTANCES AND SUSTAINED SUBSTANTIAL DAMAGE. (-23) AT APPROXIMATELY 0730 ON JULY 2, 1999, ^PRIVACY DATA^ WAS PILOTING BELL HELICOPTER N2350M MODEL 473GB1M WHEN HE EXPERIENCED ROTOR RPM DELAY DRUING MANEUVERING.  THE RESULTANT CRASH IS ATTRIBUTED TO LACK OF ATTENTION TO DENSITY ALTITUDE, WIND VELOCITY AND DIRECTION, AND ROTOR RPM.

## 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 ATL99LA105](https://openairdocs.org/ntsb/ATL99LA105), Jul 2, 1999: Bell 47 (N23590), Trenton, GA, substantial damage. Probable cause: The loss of main rotor rpm due to improper use of the flight controls by the pilot. Factors were the tailwind and trees.

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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