FTW85FPJ01

NTSB accident investigation · Grumman AG CAT G-164 · Norman, OK · April 1, 1985

Accident · Serious injuriesFinal report
Date
April 1, 1985, 09:30 local (15:30 UTC)
Place
Norman, OK
Injuries
1 serious
Damage
Destroyed
Phase of flight
Maneuvering
Aircraft
N5338Grumman AG CAT G-164
Weather
Visual (VMC) · Day
Status
Completed
Report
Approved by Office Director
FAA report
19850401010009A
Case key
21576

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.

In flight collision with objectManeuvering - aerial application
Object - wire,staticFactor
Visual lookout - inadequatePilot in commandCause
Diverted attentionPilot in commandCause
In flight collision with terrain/waterDescent - uncontrolled

Analysis

The acft collided with a high static wire on an electric transmission line before colliding out of control with the ground. The plt stated after the accident that he forgot about the static line and flew into it during a maneuver for aerial spraying.

Aircraft

Registration
N5338
Reported as
Grumman AG CAT G-164 (AG CAT G-1)
Category
Airplane
Serial number
626
Airframe hours
450
Engine
P&W R-985-AN1, 450 horsepower, reciprocating
Damage
Destroyed
Flight
Aerial application · Part 137
Registered owner
Leo C Hockemeyer
Airworthiness certificate
Special, Restricted (Special)
Last inspection
Annual · January 20, 1985 · 30 hours before
Departed
Norman, OK
Destination
Norman, OK

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
Commercial
Airplane ratings
Single-engine sea, Single-engine land
Medical
Class 2, Valid Medical--w/ waivers/lim
Seat
Center
Flight hours
8,000 total · 4,000 in this make and model · 8,000 as pilot in command · 30 in the last 90 days · 30 in the last 30 days

Weather

Conditions
Visual (VMC) · Day
Wind
310° at 11 knots
Visibility
20 statute miles
Lowest ceiling
None
Temperature
48 °F
Altimeter
30.00 inHg
Observed at
OKC, 15 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 N5338 · 1

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