NYC92LA099

NTSB accident investigation · Murdock/Gates/Field Kolb MK-III · Boonville, NY · June 7, 1992

Accident · FatalLimited investigationFinal report
Date
June 7, 1992, 10:30 local (14:30 UTC)
Place
Boonville, NY
Injuries
1 fatal
Damage
Substantial damage
Phase of flight
Maneuvering
Aircraft
N3146GMurdock/Gates/Field Kolb MK-III
Weather
Visual (VMC) · Day
Status
Completed · report August 26, 1993
Report
Approved by Office Director
FAA report
19920607018349A
Case key
37156

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

The failure of the pilot to maintain proper airspeed, resulting in a stall and loss of airplane control. A factor related to the accident was the student pilot's lack of total flight experience.

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 control - in flightManeuvering
Airspeed - not maintainedPilot in commandCause
Lack of total experiencePilot in commandFactor
Stall - inadvertentPilot in commandCause
In flight collision with terrain/waterDescent - uncontrolled
Terrain condition - ground

Analysis

The student pilot was seen flying at low altitude. A witness said the engine 'did not sound unusual.' The pilot was planning to meet friends at the airport near the crash site. An examination of the wreckage revealed no discrepancies. The engine was placed in a test stand and performed satisfactorily thouugh all power ranges.' The pilot had an estimated total flight time of 50 hours.

Aircraft

Registration
N3146G
Reported as
Murdock/Gates/Field Kolb MK-III (KOLB MK-II)
Category
Airplane, amateur-built
Serial number
M3-059
Engine
Rotax 582, 66 horsepower, reciprocating
Damage
Substantial damage
Flight
Personal · Part 91
Operator
David B. Field
Airworthiness certificate
Special, Experimental (Special)
Last inspection
Unknown · January 2, 2000
Departed
PUT · Hickory Hollow, NY

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
32
Certificate
Student
Medical
Class 3, Valid Medical--no waivers/lim.
Seat
Front
Toxicology
Performed
Flight hours
50 total

Weather

Conditions
Visual (VMC) · Day
Wind
270° at 6 knots
Visibility
4 statute miles
Lowest ceiling
25,000 ft

FAA reports on this event · 1

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