# Accident 19990710008849A: Ryan ST3KR, Lake City, FL, July 10, 1999

- Type: FAA accident report (Accident/Incident Data System), as reported
- Date: July 10, 1999
- Place: Lake City, FL
- Damage: Substantial damage
- Phase of flight: Normal Cruise
- Operating rules: General operating rules (Part 91)
- Location: 30.0908° N, 82.7301° W: From the FAA, an estimate near the named town, within about 3 miles
- Nearby events: https://openairdocs.org/map.md?lat=30.0908&lon=-82.7301&mi=10
- Aircraft: N47306, registered now (https://openairdocs.org/aircraft/N47306) (OpenAirDocs)
- Registry model: Ryan Aeronautical ST3KR (registry code 7830502, https://openairdocs.org/model/ryan-aeronautical-st3kr) (OpenAirDocs)
- Registry engine: Kinner R5 series (registry code 37504, https://openairdocs.org/engine/kinner-r5-series) (OpenAirDocs)
- Reported make and model: RYAN ST3KR
- People aboard: 1
- Fatal injuries: 0
- NTSB investigation: [NTSB MIA99LA195](https://openairdocs.org/ntsb/MIA99LA195) (OpenAirDocs)
- FAA source: FAA Aviation Safety Information Portal (https://asip.faa.gov/)
- Page: https://openairdocs.org/incident/19990710008849A

## Narrative

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

ACFT PROPELLER SEPARATED IN FLIGHT, THE PILOT MADE AN EMERGENCY LANDING, AND THE ACFT WAS DESTROYED. (.19) ON JULY 10, 1999, ABOUT 1330 EASTERN STANDARD TIME, A RYAN ST3KR, N47306, REGISTERED TO AN INDIVIDUAL, RECEIVED SUBSTANTIAL DAMAGE DURING CRUISE FLIGHT, AND MADE A FORCED LANDING AT THE LAKE CITY AIRPORT, LAKE CITY, FLORIDA. THE AIRLINE TRANSPORT-RATED PILOT REPORTED NO INJURIES.  VISUAL METEOROLOGICAL CONDITIONS (VMC) PREVAILED IN THE VICINITY, AND NO FLIGHT PLAN HAD BEEN FILED.  THE PERSONAL FLIGHT WAS BEING CONDUCTED IN ACCORDANCE WITH TITLE 14 CFR PART 91.  THE FLIGHT HAD ORIGINATED AT ALBANY, GEORGIA, AT AN UNKNOWN TIME.  ON JULY 10, 1999, ABOUT 1330 EASTERN STANDARD TIME, A RYAN ST3KR, N47306, REGISTERED TO AN INDIVIDUAL, RECEIVED SUBSTANTIAL DAMAGE DURING CRUISE FLIGHT, AND MADE A FORCED LANDING AT THE LAKE CITY AIRPORT, LAKE CITY, FLORIDA.  THE AIRLINE TRANSPORT-RATED PILOT REPORTED NO INJURIES.  VISUAL METEOROLOGICAL CONDITIONS (VMC) PREVAILED IN THE VICINITY, AND NO FLIGHT PLAN HAD BEEN FILED.  THE PERSONAL FLIGHT WAS BEING CONDUCTED IN ACCORDANCE WITH TITLE 14 CFR PART 91.  THE FLIGHT HAD ORIGINATED AT ALBANY, GEORGIA, AT AN UNKNOWN TIME.                            (-23) ENROUTE ALBANY GA TO GAINESVILLE FL 10MI NORTH OF LAKE CITY FL AT 2500 FEET, AIRCRAFT STARTED TO VIBRATE VIOLENTLY. PILOT MADE EMERGENCY LANDING AT LAKE CITY AIRPORT WITHOUT INCIDENT.  INVESTIGATION FOUND THE AIRCRAFT PROPELLER (ONE BLADE) HAD PARTIALLY SEPARATED INFLIGHT.  AIRCRAFT SUSTAINED SUBSTANTIAL STRUCTURAL DAMAGE AS A RESULT OF THE PROPELLER INDUCED VIBRATION.

## 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 MIA99LA195](https://openairdocs.org/ntsb/MIA99LA195), Jul 10, 1999: Ryan ST3KR (N47306), Lake City, FL, substantial damage. Probable cause: the improper maintenance and inspection of the propeller system, which resulted in loose and improperly torqued bolts, causing the subsequent failure of a propeller blade.

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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