DEN84FA294

NTSB accident investigation · Cessna A185F · Fort Peck, MT · September 20, 1984

Accident · FatalField investigationFinal report
Date
September 20, 1984, 12:00 local (18:00 UTC)
Place
Fort Peck, MT
Injuries
1 fatal, 2 minor
Damage
Substantial damage
Phase of flight
Takeoff
Aircraft
CGZWQCessna A185F
Weather
Visual (VMC) · Day
Status
Completed
Report
Approved by Office Director
Case key
16241

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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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.

On ground/water encounter with terrain/waterTakeoff - roll/run
Terrain condition - water,rough
Judgment - poorPilot in commandCause
Overconfidence in personal abilityPilot in commandFactor
Unsuitable terrain or takeoff/landing/taxi area - selectedPilot in commandCause
Overconfidence in aircraft's abilityPilot in commandFactor
Dragged wing,rotor,pod,float or tail/skidTakeoff - roll/run
Loss of control - on ground/waterTakeoff - roll/run
Nose overTakeoff - roll/run

Analysis

Plt attempted to takeoff from a calm part of reservoir. The wave heights were estimated to be 4 to 6 feet. The arft struck several waves during the takeoff run. The rt wing tip dragged in the water causing the acft to nose over. The acft came to rest inverted, partially submerged. The plt pulled his son and daughter from the acft before he drowned.

Aircraft

Registration
CGZWQ
Reported as
Cessna A185F
Category
Airplane
Serial number
185-03506
Airframe hours
2,131
Engine
Continental IO-520-D, 300 horsepower, reciprocating
Damage
Substantial damage
Flight
Personal · Part 91
Operator
Anthony R. Baron
Registered owner
Sally Williams Young Air Serv
Airworthiness certificate
Standard, Normal
Last inspection
Annual · September 18, 1984 · 50 hours before
Destination
MSO · Missoula, MT

Flight crew

As NTSB recorded them. NTSB leaves out names.

Role
Pilot
Age
46
Certificate
Commercial
Airplane ratings
Single-engine land, Single-engine sea
Medical
Class 1, Valid Medical--w/ waivers/lim
Seat
Left
Flight hours
786 total · 786 in this make and model

Weather

Conditions
Visual (VMC) · Day
Wind
120° at 25 knots, gusting 30
Visibility
20 statute miles
Lowest ceiling
12,000 ft broken
Temperature
57 °F, dew point 45 °F
Altimeter
29.00 inHg
Observed at
GGW, 10 nm away