ANC98LA124

NTSB accident investigation · Piper PA-18-150 · Tok, AK · August 16, 1998

Accident · No injuriesLimited investigationFinal report
Date
August 16, 1998, 09:00 local (17:00 UTC)
Place
Tok, AK
Injuries
1 uninjured
Damage
Substantial damage
Phase of flight
Initial climb
Aircraft
N8252CPiper PA-18-150
Weather
Visual (VMC) · Day
Status
Completed · report May 19, 1999
Report
Approved by Office Director
NTSB office
Alaska Regional Office
FAA report
19980816021419A
Case key
43868

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 inadequate compensation for wind conditions. A factor associated with the accident were gusty winds.

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 encounter with weatherTakeoff - initial climb
Weather condition - gustsFactor
Compensation for wind conditions - inadequatePilot in commandCause
In flight collision with objectTakeoff - initial climb
Object - tree(s)

Analysis

The private pilot was attempting a southwesterly departure from a 650 feet long off airport landing site. He stated that about midway into the takeoff run, the airplane became airborne, but failed to gain sufficient altitude to clear a stand of willow trees at the end of the takeoff run. During an interview the pilot said: 'I was about 5 or 6 feet high when the strong winds pushed the airplane into the willows at the end of the takeoff area.' The pilot reported in his written statement to the NTSB, that the wind conditions at the time of the accident were from the southwest at 15 knots, with peak gusts to 20 knots.

Factual narrative

On August 16, 1998, about 0900 Alaska daylight time, a tundra tire equipped Piper PA-18-150 airplane, N8252C, sustained substantial damage during takeoff from an off airport site located about 40 miles west of Tok, Alaska. The airplane was being operated as a visual flight rules (VFR) local area personal flight under Title 14, CFR Part 91, when the accident occurred. The solo private pilot was not injured. Visual meteorological conditions prevailed, and no flight plan was filed.

During a telephone conversation with the National Transportation Safety Board investigator-in-charge on August 18, the pilot reported that he was attempting a southwesterly departure from a 650 feet long off airport site. He stated that about midway into the takeoff run, the airplane became airborne, but failed to gain sufficient altitude to clear a stand of willow trees at the end of the airstrip. The pilot said: "I was about 5 or 6 feet high when strong winds pushed the airplane into the willows at the end of the site."

The airplane sustained substantial damage to the fuselage, and right wing lift strut.

The pilot reported in his written statement to the NTSB, that the wind conditions at the time of the accident were from the southwest at 15 knots, with peak gusts to 20 knots.

Aircraft

Registration
N8252C
Reported as
Piper PA-18-150
Category
Airplane
Serial number
18-3677
Airframe hours
5,341
Engine
Lycoming O-320A2B, 150 horsepower, reciprocating
Damage
Substantial damage
Flight
Personal · Part 91
Registered owner
Charles E. Heckler
Airworthiness certificate
Standard, Normal
Last inspection
Annual · July 1, 1998 · 50 hours before
Destination
TKJ · 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
50
Certificate
Private
Airplane ratings
Single-engine land
Medical
Class 3, Valid Medical--w/ waivers/lim
Seat
Front
Flight hours
1,998 total · 1,850 in this make and model · 1,898 as pilot in command · 50 in the last 90 days · 40 in the last 30 days

Weather

Conditions
Visual (VMC) · Day
Wind
200° at 15 knots, gusting 20
Visibility
10 statute miles
Lowest ceiling
2,500 ft broken
Temperature
57 °F

FAA reports on this event · 1

The FAA’s own accident and incident reports, matched to the aircraft by N-number and date.