MIA88LA067

NTSB accident investigation · Gulfstream American AA5A · Marathon, FL · December 18, 1987

Accident · Minor injuriesLimited investigationFinal report
Date
December 18, 1987, 10:00 local (15:00 UTC)
Place
Marathon, FL
Injuries
1 minor, 1 uninjured
Damage
Substantial damage
Phase of flight
Initial climb
Aircraft
CGRRPGulfstream American AA5A
Weather
Visual (VMC) · Day
Status
Completed · report July 3, 1989
Report
Approved by Office Director
Case key
32114

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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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 powerTakeoff - initial climb
Reason for occurrence undeterminedCause
In flight collision with objectDescent - emergency
Object - wire,transmission
Object - tree(s)
In flight collision with terrain/waterDescent - uncontrolled

Analysis

While on a personal flt shortly after takeoff at an alt of aprx 400 ft, the plt reported that the eng quit shortly after she turned off the electric fuel pump. Attempts to restart were unsuccessful. A forced landing followed during which the acft collided with a power line, trees, then came to rest. Examination of the eng & related components revealed no evidence of pre-impact failure of malfunction. According to a mechanic the eng was developing power at impact.

Aircraft

Registration
CGRRP
Reported as
Gulfstream American AA5A
Category
Airplane
Serial number
AA5A-0067
Airframe hours
2,069
Engine
Lycoming O-320-E2G, 150 horsepower, reciprocating
Damage
Substantial damage
Flight
Personal · Part 91
Operator
Jensen, Horatio
Registered owner
Jensen, Horatio
Airworthiness certificate
Standard, Normal
Last inspection
100 hour · September 4, 1987 · 10 hours before
Destination
MYEG · Georgetown, Of
Flight plan
VFR

Flight crew

As NTSB recorded them. NTSB leaves out names.

Role
Pilot
Age
36
Certificate
Private
Airplane ratings
Single-engine land
Medical
Class 1, Valid Medical--no waivers/lim.
Seat
Left
Flight hours
1,800 total · 100 in this make and model · 100 in the last 90 days

Weather

Conditions
Visual (VMC) · Day
Wind
30° at 15 knots
Visibility
10 statute miles
Lowest ceiling
None
Temperature
64 °F, dew point 57 °F
Altimeter
30.00 inHg
Observed at
EYW, 39 nm away