ANC03LA049

NTSB accident investigation · Piper PA-18-160 · Aniak, AK · May 16, 2003

Accident · No injuriesLimited investigationFinal report
Date
May 16, 2003, 10:00 local (18:00 UTC)
Place
Aniak, AK
Injuries
1 uninjured
Damage
Substantial damage
Phase of flight
Maneuvering
Aircraft
N9877DPiper PA-18-160
Weather
Visual (VMC) · Day
Status
Completed · report September 30, 2003
Report
Approved by Office Director
NTSB office
Alaska Regional Office
Parties
Anchorage FSDO-03
FAA report
20030516012419A
Case key
57031

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 pilot's failure to maintain clearance from terrain while maneuvering, which resulted in the airplane colliding with terrain. A factor contributing to the accident was the pilot's diverted attention.

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.

In flight collision with terrain/waterManeuvering
Clearance - not maintainedPilot in commandCause
Diverted attentionPilot in commandFactor
Terrain condition - tundra

Analysis

The pilot reported he flew low over a spot to check its suitability for landing. While making the low pass, his attention was diverted to adjusting his seatback cushion, and the right tire inadvertently struck the ground. The right main landing gear separated from the airplane, and the airplane impacted the ground.

Factual narrative

On May 16, 2003, about 1000 Alaska daylight time, a tundra tire-equipped Piper PA-18-160 airplane, N9877D, sustained substantial damage when it collided with terrain while maneuvering at a low altitude, about 50 miles south of Aniak, Alaska. The airplane was being operated by the pilot as a visual flight rules (VFR) personal flight under Title 14, CFR Part 91, when the accident occurred. The solo commercial pilot was not injured. Visual meteorological conditions prevailed, and no flight plan was filed.

During a telephone conversation with the National Transportation Safety Board (NTSB) investigator-in-charge (IIC) on May 20, the pilot said he had taken off from an unimproved landing strip. He said his attention was diverted while adjusting his seatback cushion, and the airplane collided with the terrain. He said both wings, landing gear, and the fuselage were damaged during the collision with terrain.

In a written statement received by the NTSB on May 28, the pilot reported he flew low over a spot to check its suitability for landing. While making the low pass he was attempting to adjust his seatback cushion, and the right tire struck the ground. The right main landing gear separated from the airplane, and the airplane impacted the ground.

Aircraft

Registration
N9877D
Reported as
Piper PA-18-160
Category
Airplane
Serial number
186899
Airframe hours
10,550
Engine
Lycoming O-320A2B, 160 horsepower, reciprocating
Damage
Substantial damage
Flight
Personal · Part 91
Registered owner
Robert L. Adams
Airworthiness certificate
Standard, Normal
Last inspection
Annual · April 8, 2003 · 37 hours before
Departed
Aniak, 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
47
Injuries
None
Certificate
Commercial
Airplane ratings
Single-engine land
Medical
Class 2, With waivers/limitations
Last flight review
November 1, 2002
Seat
Front
Flight hours
6,900 total · 5,500 in this make and model · 9,600 as pilot in command · 134 in the last 90 days · 91 in the last 30 days

Weather

Conditions
Visual (VMC) · Day
Wind
180° at 10 knots
Visibility
50 statute miles
Lowest ceiling
None
Temperature
45 °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 N9877D · 1

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