BFO94FA160

NTSB accident investigation · Beech A36 · Barstow, MD · September 17, 1994

Accident · FatalField investigationFinal report
Date
September 17, 1994, 08:50 local (12:50 UTC)
Place
Barstow, MD
Injuries
1 fatal
Damage
Destroyed
Phase of flight
Landing
Aircraft
N60360Beech A36
Weather
Visual (VMC) · Day
Status
Completed · report May 16, 1995
Report
Approved by Office Director
FAA report
19940917028159A
Case key
8859

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 from the tower.

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 objectLanding
Object - tower(marked)
Clearance - not maintainedPilot in commandCause
Weather condition - fog
Weather condition - haze/smoke
In flight collision with terrain/waterDescent - uncontrolled

Analysis

Witnesses stated they saw the airplane approach the 2,400-foot-long private airstrip from the west flying east. One witness stated the airplane circled the airstrip area about 500 to 600 feet AGL and then it 'dove' down flying in a easterly direction. There were no witnesses to the accident. The witnesses stated that when they saw the airplane, patches of ground fog and haze were present. The airstrip runs in a west-east direction and has a power line tower located at the east end of the airstrip. The airplane wreckage was located about 36 feet beyond the tower. The airplane's left wing was at the base of the tower. Scrape marks and bent tower support arms were noted about 42 feet up from the tower's base. High trees were located to the right of the tower (looking east) and power lines ran across the flight area at the east end of the airstrip. Postaccident examination of the airframe and engine revealed no anomalies.

Factual narrative

History of flight

On September 17, 1994, about 0850 eastern daylight time, a Beech A36, N60360, owned and operated by the pilot, collided with a electrical wire tower located at the end of a private airstrip in Barstow, Maryland. The pilot was fatally injured. The airplane was destroyed. Visual meteorological conditions prevailed and ground fog was present. The business flight departed Potomac Airfield in Friendly, Maryland, about 0830 and was destined for the private airstrip in Barstow. The flight was conducted under 14 CFR Part 91 and no flight plan was filed.

An employee at the Potomac Airfield stated that on the morning of the accident he saw N60360 taxi to runway 24 and takeoff about 0830. He stated at the time N60360 departed, the weather was "...clear looking vertical, hazy looking horizontally."

A witness located on the Potomac River near the private airstrip stated he and his friends saw an airplane circle the airstrip a couple of times and then "dive down" towards the airstrip. The witness stated that the airplane was flying east about 500 to 600 feet above the ground when it "dove" down towards the airstrip. The witness stated that the engine was "very loud" and he did not hear anything unusual. He stated that he did not see or hear the airplane crash. The witness estimated that it was about 0900 when he first saw the airplane. He stated that haze and ground fog was present in the area.

Another witness located southwest of the airstrip stated that he was out hunting and sometime between 0830 and 0900 he saw an airplane in a "...steep turn." He stated, "Its [the airplane's] wing was straight up in the sky." The witness stated that when he saw the airplane the visibility was variable. He said there were patches of fog around the area. He stated he did not see the accident.

The accident occurred during daylight hours at 38 degrees 32.25 minutes north latitude and 076 degrees 38.40 minutes west longitude.

Personnel information

The pilot held a private pilot certificate with a single engine land rating. According to one of his flight instructors, the pilot had accumulated over 1,000 hours in the Beech A36. Pilot log books were not recovered.

Wreckage and impact information

The airplane wreckage and accident site were examined on September 17, 1994. Examination of the accident site revealed a power line tower, numerous power lines, and trees at the east end of the private airstrip. The airstrip was oriented in a west-east direction and was about 2,400 feet long. The power line tower located at the east end of the airstrip had scrape marks and damaged support arms about 42 feet up from the base of the tower.

The airplane's left wing was located at the base of the tower and had a crush mark along its leading edge. Except for the left wing, the airplane came to rest about 36 feet beyond the tower. Debris was scattered from the tower to the airplane along a bearing of 070 degrees. The airplane came to rest upright on a heading of 280 degrees. The cockpit and cabin area were consumed by fire. A portion of the right wing was fire damaged.

Control continuity was verified. Cables for the rudder system, elevator system, right wing flap and aileron, were not broken and their ends were attached to their control mechanisms. The left wing aileron and flap cable ends were attached to their control mechanisms but were broken near the root of the wing. The broken cable ends were unraveled.

Both wing flaps were extended between 5 and 10 degrees. The landing gear were extended. The right elevator trim tab position was 10 degrees tab down (nose up). The left elevator trim tab position was not determined.

The engine was examined and no anomalies were noted. The engine's propeller blades were curled and twisted aft.

Medical and pathological information

The autopsy was performed by Dr. Locke at the Office of the Chief Medical Examiner, Baltimore, Maryland, on September 17, 1994.

Toxicology was performed by Dennis V. Canfield, Ph.D., at the Civil Aeromedical Institute, Oklahoma City, Oklahoma. Negative results were reported for all screened drugs and volatiles.

Additional information

The airplane wreckage was released to John Watson, Senior Claim Representative, Loss Management Services, Inc., Frederick, Maryland, on November 22, 1994.

Aircraft

Registration
N60360
Reported as
Beech A36
Category
Airplane
Serial number
E-1480
Engine
Continental IO-520-BB, 285 horsepower, reciprocating
Damage
Destroyed
Fire
On-Ground
Flight
Business · Part 91
Operator
Thompson, William A.
Registered owner
Thompson, William A.
Airworthiness certificate
Standard, Normal
Last inspection
100 hour · December 13, 1993
Departed
VKX · Friendly, MD
Airport
Private, runway 9, 2,400 × 25 ft, grass/turf

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
55
Certificate
Private
Airplane ratings
Single-engine land
Medical
Class 3, Valid Medical--w/ waivers/lim
Seat
Left
Toxicology
Performed
Flight hours
1,000 total · 1,000 in this make and model · 3 in the last 24 hours

Weather

Conditions
Visual (VMC) · Day
Wind
200° at 8 knots
Visibility
4 statute miles
Lowest ceiling
12,000 ft broken
Temperature
72 °F, dew point 64 °F
Altimeter
29.00 inHg
Observed at
ADW, 40 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.