ANC87LA159

NTSB accident investigation · Piper PA-18 · Skwentna, AK · September 15, 1987

Accident · No injuriesLimited investigationFinal report
Date
September 15, 1987, 11:30 local (19:30 UTC)
Place
Skwentna, AK
Injuries
2 uninjured
Damage
Substantial damage
Phase of flight
Enroute
Aircraft
N4370APiper PA-18
Weather
Visual (VMC) · Day
Status
Completed · report October 7, 1988
Report
Approved by Office Director
NTSB office
Alaska Regional Office
FAA report
19870915058959A
Case key
4921

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.

Loss of engine power(total) - nonmechanicalCruise - normal
Fluid,fuel - exhaustionCause
Preflight planning/preparation - inadequatePilot in commandCause
Forced landingDescent - emergency
On ground/water encounter with terrain/waterLanding - roll
Ground loop/swerve - intentionalPilot in commandFactor
Terrain condition - high obstruction(s)Factor

Analysis

The engine stopped producing power but continued to windmill. The pilot was able to glide to a gravel bar and intentionally groundlooped to avoid hitting obstructions. The pilot stated he believed the aircraft ran out of fuel.

Aircraft

Registration
N4370A
Reported as
Piper PA-18
Category
Airplane
Serial number
184772
Airframe hours
3,200
Engine
Lycoming O-320, 150 horsepower, reciprocating
Damage
Substantial damage
Flight
Personal · Part 91
Registered owner
Earl Payne
Airworthiness certificate
Standard, Normal
Last inspection
Annual · September 18, 1986 · 86 hours before

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
64
Certificate
Private
Airplane ratings
Single-engine land, Single-engine sea
Medical
Class 2, Valid Medical--no waivers/lim.
Seat
Front
Flight hours
9,000 total · 2,500 in this make and model · 8,900 as pilot in command · 2 in the last 90 days · 2 in the last 30 days · 2 in the last 24 hours

Weather

Conditions
Visual (VMC) · Day
Visibility
40 statute miles
Lowest ceiling
None
Temperature
46 °F, dew point 45 °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.