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NTSB accident investigation · John A Brewer ELA Aviacion 10 Ecli · Bristol, TN · October 26, 2017

Accident · No injuriesData collectionFinal report
Date
October 26, 2017, 12:40 local (16:40 UTC)
Place
Bristol, TN
Injuries
1 uninjured
Damage
Substantial damage
Phase of flight
Landing
Aircraft
N230MGJohn A Brewer ELA Aviacion 10 Ecli
Defining event
Landing-landing roll: Loss of control on ground
Weather
Visual (VMC) · Day
Status
Completed · report May 14, 2018
Report
Approved by Office Director
NTSB office
General Aviation Accidents
Parties
FAA
FAA report
20171026024649A
Case key
96252

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 lateral control during the landing roll.

Findings · 2

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.

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 of the gyroplane reported that, when he returned to the airport for landing, the wind was calm. After touchdown, the gyroplane was on a slow roll when the tower controller asked the pilot if he wanted to exit at intersection Charlie. The pilot was about to reply to the controller when the gyroplane unexpectedly tipped over and came to rest on its side. The gyroplane sustained substantial damage to the horizontal and vertical stabilizers. The pilot reported that there were no preaccident mechanical malfunctions or failures with the gyroplane that would have precluded normal operation.

Factual narrative

The pilot of the gyroplane reported that when he returned to the airport for landing, the winds were calm. After touchdown, the gyroplane was on a slow roll when the tower controller asked him if he wanted to exit at intersection Charlie. The pilot was about to reply to the controller when the gyroplane unexpectedly tipped over and came to rest on its side. The gyroplane sustained substantial damage to the horizontal and vertical stabilizers. The pilot reported that there were no preaccident mechanical malfunctions or failures with the gyroplane that would have precluded normal operation.

Aircraft

Registration
N230MG
Reported as
John A Brewer ELA Aviacion 10 Ecli (NO SERIES)
Category
Gyroplane, amateur-built
Serial number
1014
Built
2016
Airframe hours
104
Engine
Rotax 914 UL, 115 horsepower, reciprocating
Damage
Substantial damage
Flight
Personal · Part 91
Airworthiness certificate
Special, Experimental (Special)
Last inspection
Condition · September 19, 2017
Departed
TRI · Bristol, TN
Destination
TRI · Bristol, TN
Airport
TRI · Tri-Cities, runway 23, 8,000 × 150 ft, asphalt
Equipment
Electronic flight bag or handheld device, ADS-B, Onboard weather, Handheld GPS

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
57
Injuries
None
Certificate
Private
Airplane ratings
Single-engine land
Instrument ratings
Airplane
Medical
Class 3, With waivers/limitations
Last flight review
October 25, 2017
Seat
Front
Restraint
4-point
Flight hours
1,570 total · 24 in this make and model · 1,480 as pilot in command · 40 in the last 90 days · 8 in the last 30 days

Weather

Conditions
Visual (VMC) · Day
Wind
Variable at 4 knots
Visibility
10 statute miles
Lowest ceiling
None
Temperature
55 °F, dew point 36 °F
Altimeter
29.98 inHg
Observed at
KTRI, 1 nm away

Docket · 2

The files NTSB released with the investigation on March 28, 2018, on NTSB’s docket system: statements, records, photos and specialists’ reports. 975 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.