CHI92FA062

NTSB accident investigation · Cessna 172M · Sanford, MI · December 27, 1991

Accident · FatalField investigationFinal report
Date
December 27, 1991, 13:52 local (18:52 UTC)
Place
Sanford, MI
Injuries
2 fatal
Damage
Destroyed
Phase of flight
Maneuvering
Aircraft
N6623HCessna 172M
Weather
Visual (VMC) · Day
Status
Completed · report April 23, 1993
Report
Approved by Office Director
FAA report
19911227057489A
Case key
15279

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 maintain a visual lookout to avoid a wire strike. Factors were the pilot-in-command's intentional low level flight, his failure to maintain proper altitude, and the transmission wires.

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 objectManeuvering
Proper altitude - not maintainedPilot in commandFactor
Low pass - intentionalPilot in commandFactor
Object - wire,transmissionFactor
Visual lookout - not maintainedPilot in commandCause
In flight collision with terrain/waterDescent - uncontrolled
Terrain condition - water

Analysis

The aircraft was observed in low level cruise flight over a lake. In a narrow portion of the lake the aircraft vertical stabilizer struck wires which were approximately 50 feet above the lake at the lowest point. The aircraft departed controlled flight and impacted the terrain (water).

Aircraft

Registration
N6623H
Reported as
Cessna 172M
Category
Airplane
Serial number
17265514
Airframe hours
1,574
Engine
Lycoming O-320-E2D, 150 horsepower, reciprocating
Damage
Destroyed
Flight
Personal · Part 91
Operator
La Cross, Gordon D.
Registered owner
La Cross, Gordon D.
Airworthiness certificate
Standard, Normal
Last inspection
Annual · November 25, 1991 · 6 hours before
Departed
LAN · Lansing, MI
Destination
Y31 · West Branch, MI

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
48
Certificate
Private
Airplane ratings
Single-engine land
Instrument ratings
Airplane
Medical
Class 2, Valid Medical--w/ waivers/lim
Seat
Left
Toxicology
Performed
Flight hours
1,181 total · 698 in this make and model · 2 in the last 24 hours

Weather

Conditions
Visual (VMC) · Day
Wind
90° at 6 knots
Visibility
10 statute miles
Lowest ceiling
2,300 ft broken
Temperature
37 °F, dew point 28 °F
Altimeter
30.00 inHg
Observed at
LAN, 61 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.