FTW90DPG09

NTSB accident investigation · Grumman G164A · Osceola, AR · August 16, 1990

Accident · FatalFinal report
Date
August 16, 1990, 11:15 local (16:15 UTC)
Place
Osceola, AR
Injuries
1 fatal
Damage
Destroyed
Phase of flight
Maneuvering
Aircraft
N7864Grumman G164A
Weather
Visual (VMC) · Day
Status
Completed · report December 14, 1992
Report
Approved by Office Director
FAA report
19900816033189A
Case key
22942

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 pilot's failure to maintain proper clearance from the power lines.

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 - aerial application
Object - wire,transmission
Clearance - not maintainedPilot in commandCause
In flight collision with terrain/waterDescent - uncontrolled
FireOther

Analysis

Witnesses observed the pilot flying over the high voltage transmission cables prior to swath runs. The tenth pass the airplane collided with two cables. Post crash fire consumed much of the wreckage.

Aircraft

Registration
N7864
Reported as
Grumman G164A
Category
Airplane
Serial number
1001
Engine
P&W R985-AN1, 450 horsepower, reciprocating
Damage
Destroyed
Fire
On-Ground
Flight
Aerial application · Part 137
Operator
Osceola Aerial Service
Registered owner
Osceola Aerial Service, Inc
Airworthiness certificate
Special, Restricted (Special)
Last inspection
Annual · January 20, 1990 · 278 hours before
Departed
7M4 · Osceola, AR
Airport
7M4 · Osceola

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
37
Certificates
Flight instructor, Commercial
Airplane ratings
Single-engine land
Medical
Class 2, Valid Medical--no waivers/lim.
Seat
Center
Flight hours
4,341 total · 3,559 in this make and model · 100 in the last 90 days · 30 in the last 30 days · 6 in the last 24 hours

Weather

Conditions
Visual (VMC) · Day
Visibility
6 statute miles
Lowest ceiling
25,000 ft overcast
Temperature
90 °F, dew point 73 °F
Altimeter
30.00 inHg
Observed at
JBR, 30 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.

Other investigations on N7864 · 2

Matched to the same aircraft by N-number and date.