ANC99LA079

NTSB accident investigation · Cessna 180K · Kotzebue, AK · June 21, 1999

Accident · No injuriesLimited investigationFinal report
Date
June 21, 1999, 09:48 local (17:48 UTC)
Place
Kotzebue, AK
Injuries
2 uninjured
Damage
Substantial damage
Phase of flight
Takeoff
Aircraft
N2958KCessna 180K
Weather
Visual (VMC) · Day
Status
Completed · report June 23, 2000
Report
Approved by Office Director
NTSB office
Alaska Regional Office
FAA report
19990621021919A
Case key
46614

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 maintain directional control during takeoff.

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 - on ground/waterTakeoff - roll/run
Directional control - not maintainedPilot in commandCause
Nose overTakeoff - roll/run

Analysis

The Swiss foreign national pilot, who holds a Swiss airline transport certificate, was attempting a southeasterly departure from a 1,700 feet long off-airport site. He stated that during the early stages of the takeoff roll, the airplane veered to the left. He said that he applied full right rudder in an attempt to correct, but the airplane continued off the left side of the site, pivoted 90 degrees to the left, and nosed over. He stated that the airplane sustained substantial damage to the fuselage, wings, and lift struts. The pilot reported that the airplane had recently been retrofitted with oversized tundra tires. He added that there were no preaccident mechanical anomalies with the airplane. Wind conditions at the time of the accident were reported to be from the southeast, at 10 knots.

Factual narrative

On June 21, 1999, about 0948 Alaska daylight time, a tundra tire equipped Cessna 180 airplane, N2958K, sustained substantial damage during takeoff from an off-airport site located about 51 miles northeast of Kotzebue, Alaska. The airplane was being operated as a visual flight rules (VFR) personal flight under Title 14, CFR Part 91, when the accident occurred. The Swiss foreign national pilot, who holds a Swiss airline transport certificate, and the one passenger aboard, were not injured. Visual meteorological conditions prevailed, and a VFR flight plan was filed.

During a telephone conversation with the National Transportation Safety Board investigator-in-charge on June 21, the pilot reported that he was attempting a southeasterly departure from a 1,700 feet long off-airport site. He stated that during the early stages of the takeoff roll, the airplane veered to the left. He said that he applied full right rudder in an attempt to correct, but the airplane continued off the left side of the site, pivoted 90 degrees to the left, and nosed over. He stated that the airplane sustained substantial damage to the fuselage, wings, and lift struts.

The pilot reported that the airplane had recently been retrofitted with oversized tundra tires. He added that there were no preaccident mechanical anomalies with the airplane.

Wind conditions at the time of the accident were reported to be from the southeast, at 10 knots.

Aircraft

Registration
N2958K
Reported as
Cessna 180K
Category
Airplane
Serial number
18053139
Airframe hours
1,500
Engine
Continental O-470-U-18B, 230 horsepower, reciprocating
Damage
Substantial damage
Flight
Personal · Part 91
Registered owner
Swiss Alaska Flyers LLC
Airworthiness certificate
Standard, Normal
Last inspection
Annual · June 7, 1999 · 16 hours before
Departed
BTT · Bettles, AK
Flight plan
VFR

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
42
Certificate
Commercial
Airplane ratings
Multi-engine land, Single-engine land
Instrument ratings
Airplane
Medical
Class 1, Valid Medical--no waivers/lim.
Seat
Left
Flight hours
11,900 total · 195 in this make and model · 5,500 as pilot in command · 155 in the last 90 days · 65 in the last 30 days · 1 in the last 24 hours

Weather

Conditions
Visual (VMC) · Day
Wind
120° at 10 knots
Visibility
50 statute miles
Lowest ceiling
None
Temperature
61 °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.