ANC88LA091

NTSB accident investigation · Grumman AA-1B · Nikolai Creek, AK · June 2, 1988

Accident · No injuriesLimited investigationFinal report
Date
June 1, 1988, 21:30 local (Jun 2, 1988, 05:30 UTC)
Place
Nikolai Creek, AK
Injuries
2 uninjured
Damage
Substantial damage
Phase of flight
Taxi
Aircraft
N9895LGrumman AA-1B
Weather
Visual (VMC) · Day
Status
Completed · report April 14, 1989
Report
Approved by Office Director
NTSB office
Alaska Regional Office
FAA report
19880601026569A
Case key
5034

From the NTSB’s public API. By law, NTSB reports can’t be used as evidence in lawsuits over the accident.

On this page

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/waterTaxi - from landing
Terrain condition - softFactor
Unsuitable terrain or takeoff/landing/taxi area - encounteredPilot in commandFactor
Proper assistance - not obtainedPilot in commandCause
Lack of total experience in type operationPilot in commandFactor
Directional control - not maintainedPilot in commandCause
Terrain condition - ditchFactor
Main gear collapsedTaxi - from landing

Analysis

A pilot reported that he was attempting to taxi off the dirt road that he had just used as a landing site in a rural area of Alaska, when the airplane's left main landing gear wheel became mired in a soft spot. The aircraft veered off the road into a ditch.

Aircraft

Registration
N9895L
Reported as
Grumman AA-1B
Category
Airplane
Serial number
AA1B0495
Airframe hours
1,221
Engine
Lycoming O-235-C2C, 108 horsepower, reciprocating
Damage
Substantial damage
Flight
Personal · Part 91
Operator
Gary R. Kuhn
Registered owner
Tatham, Clifford
Airworthiness certificate
Standard, Normal
Departed
PAQ · Palmer, AK
Flight plan
VFR
Airport
Dirt Road

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
30
Certificate
Private
Airplane ratings
Single-engine land
Medical
Class 3, Valid Medical--w/ waivers/lim
Seat
Left
Flight hours
127 total · 95 as pilot in command · 16 in the last 90 days · 12 in the last 30 days · 1 in the last 24 hours

Weather

Conditions
Visual (VMC) · Day
Visibility
50 statute miles
Lowest ceiling
None
Temperature
61 °F

FAA reports on this event · 1

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