ANC85LA021

NTSB accident investigation · Cessna 207 · Koliganek, AK · November 20, 1984

Accident · Minor injuriesLimited investigationFinal report
Date
November 20, 1984, 15:45 local (19:45 UTC)
Place
Koliganek, AK
Injuries
2 minor, 1 uninjured
Damage
Substantial damage
Phase of flight
Takeoff
Aircraft
N1606UCessna 207
Weather
Visual (VMC) · Day
Status
Completed
Report
Approved by Office Director
NTSB office
Alaska Regional Office
FAA report
19841120063449A
Case key
4449

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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Analysis

The acft crashed when it failed to become airborne during the takeoff run. The plt & witnesses agreed that snow was not removed from the acft prior to departure.

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.

OverrunTakeoff - roll/run
Wing - iceFactor
Ice/frost removal from aircraft - disregardedPilot in commandCause
Judgment - poorPilot in commandCause
ComplacencyPilot in commandCause
On ground/water encounter with terrain/waterTakeoff - roll/run

Aircraft

Registration
N1606U
Reported as
Cessna 207
Category
Airplane
Serial number
20700296
Airframe hours
11,074
Engine
Continental IO-520-F13, 285 horsepower, reciprocating
Damage
Substantial damage
Flight
Part 135
Registered owner
Yute Air Alaska, Inc.
Airworthiness certificate
Standard, Normal
Last inspection
100 hour · May 1, 1984 · 84 hours before
Departed
KGK · Koliganek, AK
Destination
DLG · Dillingham, AK
Flight plan
Company VFR

Flight crew

As NTSB recorded them. NTSB leaves out names.

Role
Pilot
Age
26
Certificate
Commercial
Airplane ratings
Single-engine land, Multi-engine land
Instrument ratings
Airplane
Medical
Class 1, Valid Medical--no waivers/lim.
Seat
Left
Flight hours
2,915 total · 500 in this make and model · 2,745 as pilot in command · 245 in the last 90 days · 3 in the last 24 hours

Weather

Conditions
Visual (VMC) · Day
Wind
40° at 10 knots
Visibility
5 statute miles
Lowest ceiling
1,000 ft overcast
Temperature
30 °F, dew point -0 °F

FAA reports on this event · 1

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