ANC86LA122

NTSB accident investigation · Piper PA-18 · Mcgrath, AK · August 6, 1986

Accident · No injuriesLimited investigationFinal report
Date
August 5, 1986, 16:00 local (Aug 6, 1986, 00:00 UTC)
Place
Mcgrath, AK
Injuries
2 uninjured
Damage
Substantial damage
Phase of flight
Maneuvering
Aircraft
N9661PPiper PA-18
Weather
Visual (VMC) · Day
Status
Completed
Report
Approved by Office Director
NTSB office
Alaska Regional Office
FAA report
19860805037519A
Case key
4711

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(partial) - nonmechanicalManeuvering
Fuel system,line - iceFactor
Terrain condition - high terrainFactor
Procedures/directives - not followedPilot in commandCause
In flight collision with objectManeuvering

Analysis

The pilot stated that during the climbout the engine began to sputter, lost power and crashed into a wooded area. Examination of the aircraft revealed heavy carburetor icing.

Aircraft

Registration
N9661P
Reported as
Piper PA-18
Category
Airplane
Serial number
187509006
Engine
Lycoming O-320, 150 horsepower, reciprocating
Damage
Substantial damage
Flight
Personal · Part 91
Registered owner
Spencer Lyman
Airworthiness certificate
Standard, Normal

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
Certificate
Private
Airplane ratings
Single-engine land
Medical
Class 3, Valid Medical--no waivers/lim.
Seat
Front

Weather

Conditions
Visual (VMC) · Day
Wind
Calm
Visibility
160 statute miles
Lowest ceiling
None
Temperature
70 °F, dew point 30 °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.

Other investigations on N9661P · 1

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