ANC92LA105

NTSB accident investigation · Piper PA-22 · Kugururak River, AK · July 11, 1992

Accident · No injuriesLimited investigationFinal report
Date
July 11, 1992, 04:00 local (12:00 UTC)
Place
Kugururak River, AK
Injuries
2 uninjured
Damage
Substantial damage
Phase of flight
Takeoff
Aircraft
N9961DPiper PA-22
Weather
Visual (VMC) · Day
Status
Completed · report September 14, 1993
Report
Approved by Office Director
NTSB office
Alaska Regional Office
FAA report
19920711026829A
Case key
5754

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 failure to maintain directional control during takeoff. Factors include rough/uneven terrain.

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
Terrain condition - rough/unevenFactor
Directional control - not maintainedPilot in commandCause
Nose overTakeoff - aborted
Remedial action - inadequatePilot in command

Analysis

The pilot of the tailwheel equipped Piper PA-22 landed on an unimproved airstrip in remote Alaska. He determined that the runway had a considerable rut or bump about one third to half way down the strip. During takeoff, at approximately 50 miles per hour, the right tire entered the rut and the airplane swerved to the right, headed off the runway. After remedial actions proved inadequate, the pilot elected to abort the takeoff. The airplane nosed over when the brakes were applied.

Aircraft

Registration
N9961D
Reported as
Piper PA-22
Category
Airplane
Serial number
22-6752
Engine
Lycoming O-320-B, 160 horsepower, reciprocating
Damage
Substantial damage
Flight
Personal · Part 91
Operator
Jody R. Sessom, Dds
Registered owner
Jody R. Sessom, Dds
Airworthiness certificate
Standard, Normal
Last inspection
Annual · September 21, 1991 · 60 hours before
Destination
AIN · Wainwright, AK
Airport
None

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
31
Certificate
Private
Airplane ratings
Single-engine land
Medical
Class 3, Expired
Seat
Left
Flight hours
120 total · 60 in this make and model · 93 as pilot in command · 60 in the last 90 days · 36 in the last 30 days

Weather

Conditions
Visual (VMC) · Day
Wind
Calm
Visibility
60 statute miles
Lowest ceiling
None
Temperature
70 °F

FAA reports on this event · 1

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