MIA97LA127

NTSB accident investigation · Cessna 182B · Tullahoma, TN · April 10, 1997

Accident · Serious injuriesLimited investigationFinal report
Date
April 9, 1997, 19:42 local (Apr 10, 1997, 00:42 UTC)
Place
Tullahoma, TN
Injuries
1 serious, 1 minor
Damage
Substantial damage
Phase of flight
Enroute
Aircraft
N2515GCessna 182B
Weather
Visual (VMC) · Dusk
Status
Completed · report January 7, 1998
Report
Approved by Office Director
FAA report
19970409010159A
Case key
38253

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

Fuel exhaustion for undetermined reasons and unsuitable terrain encountered during the forced landing. Contributing to the accident was the failure of the pilot to divert to an alternate airport while en route after recognizing that the fuel consumed was greater than the planned amount for the flight duration.

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.

Loss of engine power(total) - nonmechanicalCruise - normal
Fluid,fuel - exhaustion
In-flight planning/decision - poorPilot in commandFactor
Fluid,fuel - undeterminedCause
In flight collision with objectEmergency descent/landing
Object - tree(s)
Unsuitable terrain or takeoff/landing/taxi area - encounteredPilot in commandFactor

Analysis

The flight departed with full fuel tanks and during cruise flight the pilot noted that the fuel gauge needles were bouncing and indicating between empty and 1/4 full. The flight continued then during cruise flight about 5-6 minutes later and 3 hours 6 minutes into the flight, the engine quit. The pilot initiated an emergency descent then while over unsuitable terrain, he landed the airplane in trees. Post crash examination of the fuel tank in the left wing which was separated revealed it contained about 1/4 cup of fuel. The fuel tank in the right wing which was attached was found empty. No fuel stains were noted aft of each fuel cap or aft of each fuel tank sump drain fitting. The estimated time en route was calculated to be 3 hours 13 minutes. The pilot stated that historically the fuel consumption is 12.5 to 13.0 gallons per hour. No determination could be made as to the reason for the excess fuel consumption.

Factual narrative

On April 9, 1997, about 1942 central daylight time, a Cessna 182B, N2515G, registered to a private individual, collided with trees during a forced landing about 3 miles south of the Tullahoma Regional Airport/William Northern Field, Tullahoma, Tennessee. Visual meteorological conditions prevailed at the time and no flight plan was filed for the 14 CFR Part 91 personal flight. The airplane was substantially damaged and the private-rated pilot was seriously injured. The passenger sustained minor injuries. The flight originated from the Cross City Airport, Cross City, Florida, about 3 hours 9 minutes earlier.

The flight departed with full fuel tanks and while near the destination airport, the pilot noted that both fuel gauge indicator needles were fluctuating between 1/4 and empty. The flight continued toward the destination then during cruise flight at 3,000 feet about 5-6 minutes later and 3 hours 6 minutes into the flight, the engine quit. He initiated an emergency descent for a forced landing and with no suitable landing area, he elected to land the airplane in trees. During the tree contact, the left wing separated from the airframe. The airplane then descended through the trees and came to rest upright on the ground. The pilot stated postcrash that he has owned the airplane for about 20 years and the historical fuel consumption is 12.5 to 13.0 gallons per hour.

Postcrash examination of the airplane by an FAA inspector revealed that the left wing fuel tank was found to contain about 1/4 cup of fuel and the right wing fuel tank was empty; both fuel caps were tightly secured and in place. No fuel stains were noted aft of each fuel cap or aft of each wing fuel tank sump drain fitting. The carburetor was examined and the inlet fitting was observed to be broken; no fuel was found inside the carburetor bowl. Fuel (100LL) was observed in the gascolator.

According to a witness who was rendering patient care "One of the gentleman (the more slim one) stated they were trying to make it to Tullahoma Airport and they ran out of gas." Review of the FAA records for both occupants revealed that the pilot's weight based on an August 1995 medical was listed as 168 pounds, and the passengers weight based on a June 1995 medical was listed as 195 pounds.

Straight line distance from the departure to destination airport was calculated to be 379 nautical miles. The first point of contact with the Jacksonville Air Route Traffic Control Center was at 1829.09 when the flight was located 118 nautical miles from the departure airport. The estimated time en route was calculated to be about 3 hours 13 minutes and based on the pilot report of historical fuel consumption of 13.0 gallons-per-hour, the estimated fuel consumption for the planned flight would be about 42 gallons. According to the Airplane Type Certificate Data Sheet, the usable fuel capacity is 55 gallons. No determination could be made as to the reason for the excess fuel consumption.

Aircraft

Registration
N2515G
Reported as
Cessna 182B
Category
Airplane
Serial number
51815
Airframe hours
3,650
Engine
Continental O-470-L, 230 horsepower, reciprocating
Damage
Substantial damage
Flight
Personal · Part 91
Registered owner
Aldo J. Giannerini
Airworthiness certificate
Standard, Normal
Last inspection
Annual · November 9, 1996 · 25 hours before
Departed
CTY · Cross City, FL
Destination
THA · TN
Airport
THA · Tullahoma Regional Arpt

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
60
Certificate
Private
Airplane ratings
Single-engine land
Instrument ratings
Airplane
Medical
Class 3, Valid Medical--no waivers/lim.
Seat
Left
Flight hours
830 total · 630 in this make and model · 830 as pilot in command · 20 in the last 90 days · 14 in the last 30 days

Weather

Conditions
Visual (VMC) · Dusk
Wind
350° at 6 knots
Visibility
10 statute miles
Lowest ceiling
None
Temperature
43 °F, dew point 18 °F
Altimeter
30.00 inHg
Observed at
THA

FAA reports on this event · 1

The FAA’s own accident and incident reports, matched to the aircraft by N-number and date.