FTW90LA057

NTSB accident investigation · Cessna 172M · Goliad, TX · January 21, 1990

Accident · No injuriesLimited investigationFinal report
Date
January 21, 1990, 15:00 local (21:00 UTC)
Place
Goliad, TX
Injuries
1 uninjured
Damage
Substantial damage
Phase of flight
Maneuvering
Aircraft
N9892QCessna 172M
Weather
Visual (VMC) · Day
Status
Completed · report September 29, 1992
Report
Approved by Office Director
FAA report
19900121001009A
Case key
23097

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 in command's failure to identify and correct for carburetor icing conditions which existed at the time of the accident and precipitated the precautionary landing.

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(partial) - nonmechanicalManeuvering
Weather condition - carburetor icing conditionsFactor
Carburetor heat - improper use ofPilot in commandCause
On ground/water collision with objectLanding - roll
Precautionary landing - performedPilot in command
Object - tree(s)
Terrain condition - none suitableFactor

Analysis

The pilot, who had borrowed the airplane reported that he was in cruise flight at 1,500 feet MSL, looking at property, when the engine backfired and started to 'sputter.' Switching tanks and applying carburetor heat for an undetermined time did not alleviate the problem. The pilot elected to execute a precautionary landing on a ranch road. During the landing roll, the right wing struck a tree and veered right, causing the left wing to strike the ground. The owner recovered the airplane and stated that the engine operated normally throughout 2 starts, run ups, and the subsequent takeoff and flight. The temperature/dew point conditions that existed at the time of the accident were conducive to the formation of carburetor ice at cruise and glide power settings.

Aircraft

Registration
N9892Q
Reported as
Cessna 172M
Category
Airplane
Serial number
17265836
Airframe hours
3,176
Engine
Lycoming O-320-E2D, 160 horsepower, reciprocating
Damage
Substantial damage
Flight
Personal · Part 91
Operator
Darlow, Scott
Registered owner
Harris, William H
Airworthiness certificate
Standard, Normal
Last inspection
Annual · November 2, 1989 · 71 hours before
Departed
IWS · Houston, TX
Destination
NONE · Goliad, TX

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
Certificate
Private
Airplane ratings
Single-engine land
Medical
Class 3, Valid Medical--no waivers/lim.
Seat
Left
Flight hours
116 total · 73 in this make and model · 59 as pilot in command · 6 in the last 90 days · 2 in the last 24 hours

Weather

Conditions
Visual (VMC) · Day
Wind
20° at 8 knots
Visibility
10 statute miles
Lowest ceiling
None
Temperature
66 °F, dew point 36 °F
Altimeter
30.00 inHg
Observed at
VCT, 22 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.

Other investigations on N9892Q · 2

Matched to the same aircraft by N-number and date.