ATL89LA096

NTSB accident investigation · Cessna 152 · Blountville, TN · March 5, 1989

Accident · Minor injuriesLimited investigationFinal report
Date
March 4, 1989, 22:29 local (Mar 5, 1989, 03:29 UTC)
Place
Blountville, TN
Injuries
2 minor
Damage
Substantial damage
Phase of flight
Enroute
Aircraft
N25524Cessna 152
Weather
Visual (VMC) · Night/dark
Status
Completed · report March 29, 1991
Report
Approved by Office Director
FAA report
19890304003029A
Case key
7993

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

Carburetor ice. The pilot failed to apply carburetor heat in a timely and adequate manner. This failure resulted in the accumulation of ice to a point of failure of the engine which eliminated the heat necessary to remove the ice.

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
Fuel system,carburetor - iceCause
Carburetor heat - delayedPilot in commandCause
Weather condition - carburetor icing conditionsFactor
Forced landingDescent - emergency
In flight collision with objectLanding - flare/touchdown
Object - pole
Light condition - dark night

Analysis

The plt reported that about 10 minutes after takeoff, he was in cruise flt at 3,000 ft when his engine developed a miss and began to run rough. After emergency procedures which included applying carb heat, there was a slight improvement in engine performance. Shortly, the engine quit completely and the pilot was unable to return to the departure airport. During the forced landing attempt, the airplane collided with a utility pole and power line at or near stall speed. The pilot and his passenger received minor injuries. After recovery of the airplane, the engine was started and operated satisfactorily. The existing ambient atmospheric conditions were favorable for the formation of carburetor ice.

Aircraft

Registration
N25524
Reported as
Cessna 152
Category
Airplane
Serial number
15280715
Airframe hours
4,884
Engine
Lycoming O-235-L2C, 110 horsepower, reciprocating
Damage
Substantial damage
Flight
Personal · Part 91
Operator
Dominion Aerospace Corp.
Registered owner
Robert L. Martin
Airworthiness certificate
Standard, Utility
Last inspection
Annual · January 6, 1989 · 43 hours before
Departed
TRI · Blountville, TN
Destination
6A8 · Abingdon, VA
Airport
TRI · Tri-City Airport

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
31
Certificates
Commercial, Flight instructor
Airplane ratings
Multi-engine land, Single-engine land
Instrument ratings
Airplane
Medical
Class 2, Valid Medical--no waivers/lim.
Seat
Left
Flight hours
417 total · 233 in this make and model · 267 as pilot in command · 72 in the last 90 days · 24 in the last 30 days · 5 in the last 24 hours

Weather

Conditions
Visual (VMC) · Night/dark
Wind
60° at 6 knots
Visibility
15 statute miles
Lowest ceiling
10,000 ft broken
Temperature
55 °F, dew point 46 °F
Altimeter
30.00 inHg
Observed at
TRI, 6 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.