MIA90LA096

NTSB accident investigation · Bell 47D1 · Rockledge, FL · March 25, 1990

Accident · No injuriesLimited investigationFinal report
Date
March 25, 1990, 14:35 local (19:35 UTC)
Place
Rockledge, FL
Injuries
3 uninjured
Damage
Substantial damage
Phase of flight
Enroute
Aircraft
N10326Bell 47D1
Weather
Visual (VMC) · Day
Status
Completed · report September 4, 1992
Report
Approved by Office Director
FAA report
19900325005769A
Case key
32641

From the NTSB’s public API. By law, NTSB reports can’t be used as evidence in lawsuits over the accident.

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Probable cause

Failure of a connecting rod.

Sequence of events

NTSB’s coding before 2008: each occurrence and phase of flight, and the causes and factors under it. The codes are defined in NTSB’s coding manual.

Loss of engine power(total) - mech failure/malfCruise - normal
Engine assembly,connecting rod - failure,totalCause
In flight collision with objectDescent - emergency
Object - tree(s)

Analysis

During a sightseeing flt, while in cruise flt at 500 ft AGL, the plt heard a noise & autorotated into a tree nursery. The helicopter was substantially damaged. An exam of the eng revealed that one connecting rod failed, resulting in the loss of eng power.

Aircraft

Registration
N10326
Reported as
Bell 47D1
Category
Helicopter
Serial number
240
Airframe hours
4,115
Engine
Franklin 6V-335, 210 horsepower, reciprocating
Damage
Substantial damage
Flight
Part 91
Operator
Flaugher, Gary L.
Registered owner
Rockledge Airpark, Inc
Airworthiness certificate
Standard, Normal
Last inspection
Annual · October 10, 1989 · 96 hours before
Departed
X65 · Rockledge, FL

Matched to the registry by N-number and the event date; the registry’s history has gaps, so older matches can be wrong. Compare the reported make and model.

Flight crew

As NTSB recorded them. NTSB leaves out names.

Role
Pilot
Age
40
Certificates
Airline transport, Flight instructor
Airplane ratings
Multi-engine land, Single-engine land
Instrument ratings
Airplane
Medical
Class 1, Valid Medical--no waivers/lim.
Seat
Right
Flight hours
7,190 total · 716 in this make and model · 6,540 as pilot in command

Weather

Conditions
Visual (VMC) · Day
Wind
40° at 6 knots
Visibility
7 statute miles
Lowest ceiling
20,000 ft broken
Temperature
75 °F
Altimeter
30.00 inHg
Observed at
TIX, 12 nm away

FAA reports on this event · 1

The FAA’s own accident and incident reports, matched to the aircraft by N-number and date.