LAX89DUJ03

NTSB accident investigation · Murphey Vancraft 532 · Tucson, AZ · January 15, 1989

Accident · FatalFinal report
Date
January 15, 1989, 11:04 local (18:04 UTC)
Place
Tucson, AZ
Injuries
1 fatal
Damage
Destroyed
Phase of flight
Maneuvering
Aircraft
N61LMMurphey Vancraft 532
Weather
Visual (VMC) · Day
Status
Completed · report January 31, 1991
Report
Approved by Office Director
FAA report
19890115000469A
Case key
26129

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

Inadequate lookout by the pilot during unwarranted low flight.

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.

In flight collision with objectManeuvering
Object - wire,transmissionFactor
Proper altitude - not maintainedPilot in commandCause
Visual lookout - inadequatePilot in commandCause
In flight collision with terrain/waterDescent - uncontrolled

Analysis

During a pleasure flight, the gyrocopter collided with transmission wires. It subsequently collided with the terrain. The weather at the time of the accident was clear and visibility was 50 miles. No evidence of mechanical failures or malfunctions was found. A witness reported that the engine sounded 'fine' and that he observed the gyrocopter to descend just before impact, as if the pilot was attempting to avoid contact with the wires. Another witness said it appeared that the gyrocopter was in level flight when it struck wires.

Aircraft

Registration
N61LM
Reported as
Murphey Vancraft 532 (VANCRAFT 5)
Category
Gyroplane, amateur-built
Serial number
M19861
Airframe hours
76
Engine
Rotax 532LC, 64 horsepower, reciprocating
Damage
Destroyed
Flight
Personal · Part 91
Registered owner
Lawrence B. Murphy, Jr.
Airworthiness certificate
Special, Experimental (Special)
Last inspection
Unknown · January 18, 1988 · 32 hours before
Departed
4A8 · Tucson, AZ

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
56
Certificate
Private
Airplane ratings
Single-engine land
Medical
Class 3, Valid Medical--w/ waivers/lim
Seat
Front
Toxicology
Performed
Flight hours
3,200 total · 89 in this make and model · 5 in the last 90 days

Weather

Conditions
Visual (VMC) · Day
Wind
6° at 4 knots
Visibility
50 statute miles
Lowest ceiling
None
Temperature
48 °F, dew point 19 °F
Altimeter
30.00 inHg
Observed at
TUS, 10 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.