ANC13CA083

NTSB accident investigation · Piper PA-18A · Talkeetna, AK · August 24, 2013

Accident · Minor injuriesData collectionFinal report
Date
August 23, 2013, 16:30 local (Aug 24, 2013, 00:30 UTC)
Place
Talkeetna, AK
Injuries
2 minor
Damage
Substantial damage
Phase of flight
Takeoff
Aircraft
N3599APiper PA-18A
Defining event
Takeoff: Loss of control in flight
Weather
Visual (VMC) · Day
Status
Completed · report December 2, 2013
Report
Approved by Office Director
NTSB office
Alaska Regional Office
Parties
Federal Aviation Administration
FAA report
20130823018109A
Case key
87851

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 directional control during takeoff.

Findings · 1

NTSB’s coded findings. Those marked are part of the probable cause; the rest are factors or other findings. Under each, the cases with the same finding.

Performance/control parameters: directional controlAircraft › Aircraft oper/perf/capability · Not attained/maintainedPiper PA-18A: 6 casesAll aircraft: 3,958 casesProbable cause

Sequence of events

The events NTSB coded, in order, by phase of flight. The defining event is the one that best describes the accident. Under each, the cases with the same event anywhere in their sequence.

Analysis

The pilot reported that during takeoff, as the tailwheel-equipped airplane lifted off of the ground, the left wing lifted, and despite his control inputs, it drifted to the right. Subsequently, the airplane impacted trees on the right side of the runway, which resulted in structural damage to both wings and fuselage. The pilot added that at the time of takeoff, a 10 to 15 knot left crosswind was present. The pilot reported no preaccident mechanical malfunctions or failures with the airplane that would have precluded normal operation.

Factual narrative

The pilot reported that during takeoff, as the tailwheel-equipped airplane lifted off of the ground, the left wing lifted, and despite his control inputs, it drifted to the right. Subsequently, the airplane impacted trees on the right side of the runway, which resulted in structural damage to both wings and fuselage. The pilot added that at the time of takeoff, a 10 to 15 knot left crosswind was present. The pilot reported no preaccident mechanical malfunctions or failures with the airplane that would have precluded normal operation.

Aircraft

Registration
N3599A
Reported as
Piper PA-18A
Category
Airplane
Serial number
18-3011
Airframe hours
5,367
Engine
Lycoming O-290 SERIES, 140 horsepower, reciprocating
Damage
Substantial damage
Flight
Personal · Part 91
Airworthiness certificate
Standard, Normal
Last inspection
Annual · July 12, 2013 · 21 hours before
Departed
Talkeetna, AK
Destination
Wasilla, AK
Airport
runway 21, 1,800 × 120 ft, gravel

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
68
Injuries
Minor
Certificate
Private
Airplane ratings
Single-engine land
Medical
Class 3, With waivers/limitations
Last flight review
June 8, 2012
Seat
Front
Flight hours
389 total · 327 in this make and model · 102 as pilot in command · 29 in the last 90 days · 18 in the last 30 days · 1 in the last 24 hours

Weather

Conditions
Visual (VMC) · Day
Wind
Variable at 10 knots, gusting 15
Visibility
10 statute miles
Lowest ceiling
2,000 ft overcast
Temperature
64 °F, dew point 10 °F
Altimeter
29.54 inHg

Docket · 1

The files NTSB released with the investigation on November 20, 2013, on NTSB’s docket system: statements, records, photos and specialists’ reports. 647 KB in all.

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 N3599A · 1

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