ANC91LA008

NTSB accident investigation · Piper PA-18 · Chugiak, AK · October 25, 1990

Accident · No injuriesLimited investigationFinal report
Date
October 24, 1990, 16:30 local (Oct 25, 1990, 00:30 UTC)
Place
Chugiak, AK
Injuries
1 uninjured
Damage
Substantial damage
Phase of flight
Landing
Aircraft
N1181YPiper PA-18
Weather
Visual (VMC) · Day
Status
Completed · report November 9, 1992
Report
Approved by Office Director
NTSB office
Alaska Regional Office
FAA report
19901024047049A
Case key
5506

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 NTSB’s determination of the probable cause, and any contributing factors.

The pilot-in-command's failure to maintain directional control on landing and the failure to select suitable terrain.

Analysis

During the landing on the gavel bar shortly after touchdown , the pilot lost directional control of the airplane. The airplane then ground looped to the right. The left wing tip struck the ground.

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/waterLanding - roll
Terrain condition - loose gravel/sandyFactor
Directional control - not maintainedPilot in commandCause
Unsuitable terrain or takeoff/landing/taxi area - selectedPilot in commandCause
On ground/water encounter with terrain/waterLanding - roll

Aircraft

Registration
N1181Y
Reported as
Piper PA-18
Category
Airplane
Serial number
182144
Engine
Lycoming O-320, 150 horsepower, reciprocating
Damage
Substantial damage
Flight
Personal · Part 91
Operator
Mark Mechelis
Registered owner
Unknown
Airworthiness certificate
Standard, Normal
Departed
NONE · Anchorage, AK
Destination
NONE · Knit 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
43
Certificate
Private
Airplane ratings
Single-engine land
Medical
Class 3, Valid Medical--no waivers/lim.
Flight hours
700 total · 600 in this make and model · 700 as pilot in command · 50 in the last 90 days · 50 in the last 30 days · 1 in the last 24 hours

Weather

Conditions
Visual (VMC) · Day
Wind
120° at 3 knots
Visibility
50 statute miles
Lowest ceiling
None
Temperature
39 °F, dew point 30 °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 N1181Y · 1

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