ANC85LA137

NTSB accident investigation · Piper PA-18 · Drift River, AK · July 29, 1985

Accident · Serious injuriesLimited investigationFinal report
Date
July 28, 1985, 16:00 local (Jul 29, 1985, 00:00 UTC)
Place
Drift River, AK
Injuries
1 serious, 1 minor
Damage
Substantial damage
Phase of flight
Maneuvering
Aircraft
N14159Piper PA-18
Weather
Visual (VMC) · Day
Status
Completed
Report
Approved by Office Director
NTSB office
Alaska Regional Office
FAA report
19850728034219A
Case key
4531

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.

Dragged wing,rotor,pod,float or tail/skidManeuvering
Judgment - poorPilot in commandCause
InattentivePilot in commandCause
Inadeq substantiation process,inadeq documentationFaa(organization)Factor
In-flight planning/decision - poorPilot in commandCause
Overconfidence in personal abilityPilot in commandCause
Inadeq method of compliance determination rcrdkpngFaa(organization)Factor
Altitude - improperPilot in commandCause
Inadequate trainingPilot in commandFactor
Inadequate certification/approval,airmanFaa(organization)Factor
QualificationFaa(other/organization)Factor
Inadequate surveillance of operationFaa(organization)Factor
Inadequate surveillance of operationFaa(organization)Factor
Loss of control - in flightManeuvering

Analysis

Apln crashed on gravel bar after wing tip hit ground during low alt turn. The unlicesed plt stated that he WA s in his second 360 deg turn & hit his own wake turbulence.

Aircraft

Registration
N14159
Reported as
Piper PA-18
Category
Airplane
Serial number
18-7409096
Engine
Lycoming O-320, 150 horsepower, reciprocating
Damage
Substantial damage
Flight
Personal · Part 91
Registered owner
Michael A. Todd
Departed
Drift River, AK

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
41
Medical
Unknown, Unknown
Seat
Front

Weather

Conditions
Visual (VMC) · Day
Wind
360° at 15 knots
Visibility
60 statute miles
Lowest ceiling
5,000 ft overcast
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.

Other investigations on N14159 · 1

Matched to the same aircraft by N-number and date.