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NTSB accident investigation · Golden Circle Air T Bird II · Wiscassett, ME · December 17, 2017

Accident · No injuriesData collectionFinal report
Date
December 17, 2017, 14:30 local (19:30 UTC)
Place
Wiscassett, ME
Injuries
1 uninjured
Damage
Substantial damage
Phase of flight
Takeoff
Aircraft
N5619ZGolden Circle Air T Bird II
Defining event
Takeoff: Loss of control on ground
Weather
Visual (VMC) · Day
Status
Completed · report July 5, 2018
Report
Approved by Office Director
NTSB office
General Aviation Accidents
Parties
FAA
FAA report
20171217024299A
Case key
96617

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 the takeoff roll.

Findings · 3

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/maintainedGolden Circle Air T-BIRD II: 1 caseAll aircraft: 3,958 casesProbable cause
Object/animal/substance: snow/iceEnvironmental issues › Physical environment · Effect on operationGolden Circle Air T-BIRD II: 1 caseAll aircraft: 67 cases

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

According to the pilot of the tailwheel-equipped, experimental airplane, the airplane bounced to the left side of the runway during the takeoff roll. He thought that the airplane would "straighten itself out"; however, the airplane's tail lifted, and the airplane continued to the left. The left main landing gear impacted a snowbank, and the airplane exited the left side of the runway. The airplane came to rest in the safety area. The airplane sustained substantial damage to the empennage. The METAR at the accident airport reported that about the time of the accident, the wind was variable at 4kts and the sky was clear. The pilot reported that there were no preaccident mechanical malfunctions or failures with the airplane that would have precluded normal operation.

Factual narrative

According to the pilot in the tailwheel-equipped, experimental airplane, the airplane bounced to the left side of the runway during the takeoff roll. He thought that the airplane would "straighten itself out", however, the airplane's tail lifted, and the airplane continued to the left. The left main landing gear impacted a snowbank, and the airplane exited the left side of the runway. The airplane came to rest in the safety area. The airplane sustained substantial damage to the empennage. The METAR at the accident airport reported that about the time of the accident, the wind was variable at 4kts and the sky was clear. The pilot reported that there were no preaccident mechanical malfunctions or failures with the airplane that would have precluded normal operation.

Aircraft

Registration
N5619Z
Reported as
Golden Circle Air T Bird II (NO SERIES)
Category
Airplane
Serial number
001
Built
1996
Engine
Rotax 582DCDI, 60 horsepower, reciprocating
Damage
Substantial damage
Flight
Personal · Part 91
Airworthiness certificate
Special, Experimental (Special)
Departed
IWI · Wiscassett, ME
Destination
IWI · Wiscassett, ME
Airport
IWI · Wiscasset, runway 25, 3,397 × 75 ft, asphalt
Equipment
Airframe parachute

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
66
Injuries
None
Certificates
Flight instructor, Commercial
Airplane ratings
Single-engine land
Medical
Class 3, Waiver time limited special
Last flight review
March 21, 2017
Seat
Left
Restraint
4-point
Flight hours
1,186.5 total · 120 in this make and model · 1,070 as pilot in command

Weather

Conditions
Visual (VMC) · Day
Wind
Variable at 4 knots
Visibility
10 statute miles
Lowest ceiling
None
Temperature
23 °F, dew point 3 °F
Altimeter
30.20 inHg
Observed at
KIWI

Docket · 3

The files NTSB released with the investigation on May 16, 2018, on NTSB’s docket system: statements, records, photos and specialists’ reports. 3.5 MB 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.