ANC91LA143

NTSB accident investigation · Cessna 180 · Bethel, AK · September 5, 1991

Accident · No injuriesLimited investigationFinal report
Date
September 4, 1991, 18:20 local (Sep 5, 1991, 02:20 UTC)
Place
Bethel, AK
Injuries
1 uninjured
Damage
Substantial damage
Phase of flight
Initial climb
Aircraft
N243PCessna 180
Weather
Visual (VMC) · Day
Status
Completed · report May 3, 1993
Report
Approved by Office Director
NTSB office
Alaska Regional Office
FAA report
19910904040729A
Case key
5617

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's failure to obtain proper airspeed. Contributing to the accident was the pilot's improper compensation for wind conditions and the unfavorable wind.

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 control - in flightTakeoff - initial climb
Weather condition - unfavorable windFactor
Forced landingDescent - uncontrolled
Nose overDescent - uncontrolled
Terrain condition - tundra

Analysis

The airplane had just lifted off the water when the pilot lost control of the airplane. The airplane then stalled and crashed on the tundra. After ground impact, the airplane nosed over on its back.

Aircraft

Registration
N243P
Reported as
Cessna 180
Category
Airplane
Serial number
50743
Airframe hours
4,304
Engine
Continental O-470, 230 horsepower, reciprocating
Damage
Substantial damage
Flight
Personal · Part 91
Operator
Lawrence C. Asplund
Registered owner
Lawrence C. Asplund
Airworthiness certificate
Standard, Normal
Last inspection
Annual · July 26, 1991 · 150 hours before
Flight plan
Company VFR
Airport
H Marker Lake, runway 22, 1,100 × 0 ft, water

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
45
Certificate
Private
Airplane ratings
Single-engine land, Single-engine sea
Medical
Class 2, Valid Medical--no waivers/lim.
Seat
Left
Flight hours
2,280 total · 1,203 in this make and model · 2,240 as pilot in command · 328 in the last 90 days · 125 in the last 30 days · 4 in the last 24 hours

Weather

Conditions
Visual (VMC) · Day
Wind
100° at 10 knots
Visibility
50 statute miles
Lowest ceiling
6,000 ft broken
Temperature
61 °F, dew point 48 °F
Altimeter
29.00 inHg

FAA reports on this event · 1

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