ATL03FA070

NTSB accident investigation · Cessna 172R · Cherokee, NC · March 28, 2003

Accident · FatalField investigationFinal report
Date
March 27, 2003, 20:35 local (Mar 28, 2003, 01:35 UTC)
Place
Cherokee, NC
Injuries
1 fatal
Damage
Destroyed
Phase of flight
Enroute
Aircraft
N35255Cessna 172R
Weather
Instrument (IMC) · Night/dark
Status
Completed · report July 29, 2004
Report
Approved by Office Director
Parties
Charlotte FSDO
FAA report
20030327023319A
Case key
56724

From the NTSB’s public API. By law, NTSB reports can’t be used as evidence in lawsuits over the accident.

On this page

Probable cause

The pilot's failure to maintain adequate terrain clearance, which resulted in an in-flight collision with mountainous terrain.

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 terrain/waterCruise
Altitude/clearance - not maintainedPilot in commandCause
Terrain condition - mountainous/hillyCause
Object - tree(s)

Analysis

The pilot was receiving flight following from the Knoxville Downtown Airport Tower. The pilot requested the Automated Weather Observing System frequency and started his descent to the Knoxville Downtown Airport. At 2035, radio and radar contact was lost. At 2042, the airplane's emergency locator transmitter emergency signal was heard over the emergency frequency. Local authorities initiated a search for the missing airplane, and the downed airplane was located on March 28, 2003, at 1000 in the Great Smoky Mountains National Park, at Klingman's Dome, at an elevation of approximately 6,400 feet. The airframe examination revealed no evidence of mechanical anomalies. The engine examination revealed no evidence of any mechanical anomalies.

Factual narrative

History of flight

On March 27, 2003, at 2035 eastern standard time, a Cessna 172R, N35255, registered to JC Flight Incorporated and operated by a private pilot, collided with mountainous terrain in the Great Smoky Mountains National Park, near Cherokee, North Carolina. The personal flight was operated under the provisions of Title 14 CFR Part 91 with a visual flight plan filed. Visual meteorological conditions prevailed at the time of the accident. The airplane was destroyed and the pilot was fatally injured. The flight departed Columbia Metropolitan Airport, Columbia, South Carolina, at 1909.

The pilot was receiving flight following from the Knoxville Downtown Airport Tower. The pilot requested the Automated Weather Observing System frequency and started his descent to the Knoxville Downtown Airport. At 2035, radio and radar contact was lost. At 2042, the airplane's emergency locator transmitter emergency signal was heard over the emergency frequency. Local authorities initiated a search for the missing airplane, and the downed airplane was located on March 28, 2003, at 1000.

Personal information

The pilot was issued a private pilot certificate on July 16, 2000, with ratings for airplane single engine land. Review of records revealed the pilot held a third-class medical certificate issued on May 9, 2001, with no restrictions. Review of the pilot logs revealed that the private pilot accumulated a total of 245 flight hours.

Aircraft information

The last recorded annual inspection was conducted on September 17, 2002; the total tachometer time was 1008.3. The altimeter system, static pressure system, and transponder were inspected on March 19, 2003.

Meteorological information

The 1953 weather observation for Knoxville, Mc Ghee Tyson Airport, reported, wind 150 at 8 knots, visibility 10 statue miles, few clouds at 9,000, temperature 19, dew point 9, altimeter 29.89 inches.

Wreckage and impact information

Examination of the wreckage site revealed the airplane was located one mile north east of Cling man Dome at an elevation of 6400 feet. Examination of the wreckage site revealed that the airplane was located in a heavily wooded area. The airplane wreckage path extended approximately 75 yards down a mountain ridge. All flight control surfaces were located at the wreckage site. There were freshly broken trees throughout the wreckage path.

Examination of the left wing assembly revealed it was broken and buckled. The wing assembly was separated from the fuselage at the carry-through spar assembly. The aileron and flap assemblies were still attached to the structure of the left wing. Flight control cables for the left wing were frayed at the separation points and traced to the cockpit flight controls. Examination of the cockpit section of the fuselage revealed it displayed heavy crush damage. The rear section of the fuselage was fragmented and buckled throughout the aft section. Examination of the right wing assembly revealed it was broken and buckled. The right wing assembly was separated at the carry-through assembly, and revealed that it was broken and buckled. Flight control cables were for right wing were frayed at the separation points and traced to cockpit flight controls. The aileron was separated from the right wing and buckled. The flap assembly was partially attached to the remainder of the inboard section of the right wing assembly and broken. Examination of the horizontal stabilizer revealed leading edge crush damage on the left and right side of the stabilizer. The stabilizer exhibited fragmentation on the left and right sides. The right elevator was buckled and curled upwards. The left elevator was separated from the stabilizer and fragmented. Examination of the vertical stabilizer revealed crush damage on the leading edge. The rudder was attached to vertical stabilizer and buckled. Flight control cables were separated and traced to the flight controls in the cockpit. All flight instruments were damaged. The airframe examination revealed no evidence of mechanical deficiencies.

Examination of the engine revealed, the crankshaft of the engine was rotated and continuity of the crankshaft, camshaft, valve train, and accessory drives were established. Each cylinder produced compression when the crankshaft was rotated. The engine was test run and operated normally. The engine attained 2100 static rpm. The magneto were equal, approximately 100 rpm at 1700 rpm. Idle was smooth at 650 rpm, and oil pressure indications were normal. The engine examination revealed no evidence of any mechanical deficiencies.

Medical and pathological information

The Office of the Chief Medical Examiner, Chapel Hill, North Carolina performed the pathological diagnoses of the pilot on March 29, 2003 at 1100. The reported cause of death was "blunt force trauma". The Forensic Toxicology Research Section, Federal Aviation Administration, Oklahoma City, Oklahoma performed postmortem toxicology of specimens from the pilot. The results toxicological examinations were negative for carbon monoxide, cyanide, and ethanol.

Additional information

The wreckage of N35255 was released to Phoenix Aviation on January 14, 2004.

Review of the Knoxville Flight Training Center videotape rental log revealed the pilot rented videotape on March 26, 2003 for the operation of the GPS/ Autopilot for aircraft N35255. The pilot received .8 hours of flight instruction, and .3 hours of ground instruction on March 25, 2003.

Aircraft

Registration
N35255
Reported as
Cessna 172R
Category
Airplane
Serial number
172-81001
Airframe hours
1,494
Engine
Lycoming IO-360-L2A, 180 horsepower, reciprocating
Damage
Destroyed
Flight
Personal · Part 91
Operator
Knoxville Flight Training Center
Registered owner
J C Flight Inc.
Airworthiness certificate
Standard, Normal
Last inspection
100 hour · March 8, 2003 · 33 hours before
Departed
CAE · Columbia, SC
Destination
DKX · Knoxville, TN
Flight plan
VFR

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
42
Injuries
Fatal
Certificate
Private
Airplane ratings
Single-engine land
Medical
Class 3, Valid Medical--no waivers/lim.
Seat
Left
Toxicology
Performed
Flight hours
77 total · 1 in this make and model · 45 as pilot in command · 1 in the last 24 hours

Weather

Conditions
Instrument (IMC) · Night/dark
Wind
40° at 8 knots
Visibility
10 statute miles
Lowest ceiling
2,300 ft broken
Temperature
52 °F, dew point 45 °F
Altimeter
29.96 inHg
Observed at
TYS, 20 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.