CHI93DCQ01

NTSB accident investigation · Grumman G-164A · Liberal, KS · May 30, 1993

Accident · FatalFinal report
Date
May 30, 1993, 10:54 local (15:54 UTC)
Place
Liberal, KS
Injuries
1 fatal
Damage
Destroyed
Phase of flight
Maneuvering
Aircraft
N8385Grumman G-164A
Weather
Visual (VMC) · Day
Status
Completed · report August 17, 1994
Report
Approved by Office Director
FAA report
19930530015689A
Case key
9133

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 clearance with the powerlines. A factor related to the accident were the powerlines which were contacted during the aerial application operation.

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,transmissionFactor
Clearance - not maintainedPilot in commandCause
In flight collision with terrain/waterDescent - uncontrolled

Analysis

The commercial pilot was completing a final pass after aerial application when the airplane contacted wires at the end of a field, rolled inverted and collided with terrain. No airplane or engine anomolies were discovered.

Factual narrative

History of flight

On April 16, 1993, at 1054 central daylight time, a Grumman AG CAT G-164A, N8385, owned and operated by Floyd Aviation of Liberal, Kansas, collided with powerlines, impacted terrain and was destroyed. The airplane was partially consumed by post- impact fire. The commercially rated pilot received fatal injuries. After completing several passes over a field 11 miles northeast of Liberal, Kansas, the airplane was observed by ground personnel impacting powerlines and coming to rest inverted. The flight was conducted under 14 CFR Part 137. No flight plan was on file. Visual meteorological conditions existed at the time of the accident. The flight originated at Liberal, Kansas, time unknown.

Personal information

The 46 year old pilot held a commercial pilot's certificate number 512503564 with privileges for single engine flight. He had approximately 1,700 total hours at the time of the accident. He held a second class medical certificate issued April 19, 1993, with no limitations. His most recent experience and biennial flight reviews are unknown.

Aircraft information

The airplane was a Grumman G-164A AG CAT, N8385, serial number 878. The airplane had accumulated 3,970 total hours at the time of the accident. The most recent annual inspection was completed March 24, 1993.

Wreckage and impact information

The airplane came to rest inverted and was partially consumed by post-impact fire. Eight powerline poles were damaged, and one powerline was broken. The airplane landing gear displayed wire imprints and rubber residue was found on the wires. Both propeller blades were bent forward. There was no damage to the spinner. The bottom of the airplane had no dirt on it. Ground scars were a few feet long. The top of the fuselage was extensively damaged.

Medical and pathological information

A post mortem examination autopsy of the pilot revealed fatal injuries to the head and spine. No indication of post-impact smoke inhalation existed. Toxicology results were negative. Extensive post mortem thermal injuries existed.

Fire

A post impact fire destroyed the fuselage and cockpit area. No indications of pre-impact fire was discovered.

Aircraft

Registration
N8385
Reported as
Grumman G-164A
Category
Airplane
Serial number
878
Airframe hours
3,970
Engine
P&W R-985, 450 horsepower, reciprocating
Damage
Destroyed
Fire
On-Ground
Flight
Aerial application · Part 137
Operator
James R. Floyd, doing business as Floyd Aviation
Registered owner
James R. Floyd
Airworthiness certificate
Special, Restricted (Special)
Last inspection
Annual · March 24, 1993
Airport
LBL · Liberal Muni

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
46
Certificate
Commercial
Airplane ratings
Single-engine land
Medical
Class 2, Valid Medical--no waivers/lim.
Seat
Center
Toxicology
Performed
Flight hours
1,700 total

Weather

Conditions
Visual (VMC) · Day
Wind
340° at 12 knots
Visibility
10 statute miles
Lowest ceiling
None
Temperature
75 °F, dew point 52 °F
Altimeter
30.00 inHg
Observed at
LBL, 11 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.