CEN13CA026

NTSB accident investigation · Mace Justin I Dragonfly · Durango, CO · October 9, 2012

Accident · Minor injuriesData collectionFinal report
Date
October 9, 2012, 11:30 local (17:30 UTC)
Place
Durango, CO
Injuries
1 minor
Damage
Substantial damage
Phase of flight
Landing
Aircraft
N764JMMace Justin I Dragonfly
Defining event
Landing-aborted after touchdown: Abnormal runway contact
Weather
Visual (VMC) · Day
Status
Completed · report April 10, 2013
Report
Approved by Office Director
NTSB office
Central Region
FAA report
20121009024429A
Case key
85404

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 delayed decision to perform a go-around, which resulted in the airplane impacting trees. Contributing to the accident was the pilot’s inexperience in the accident airplane and his encounter with conditions that exceeded his capabilities.

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.

Action: delayed actionPersonnel issues › Action/decision · PilotMace Justin I DRAGONFLY: 1 caseAll aircraft: 894 casesProbable cause
Turbulence: terrain induced turbulenceEnvironmental issues › Conditions/weather/phenomena · Effect on operationMace Justin I DRAGONFLY: 1 caseAll aircraft: 70 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

The pilot reported that during each of three previous attempts to land at the destination airport, he encountered turbulence just before the airplane touched down and decided to perform go-arounds. He stated that during the accident landing, the airplane was not properly aligned with the runway centerline before touchdown due to his “over-correction of the rudder.” The pilot applied power to perform another go-around, and the airplane began to “porpoise” as the pilot attempted to climb away from the runway. The airplane collided with trees, and the wing and canard sustained substantial damage. The pilot reported that there were no mechanical anomalies with the airplane that would have precluded normal operation. The pilot further stated that he was inexperienced in the accident airplane in turbulence near ground level and that he should have revised his destination to an airport with a wider runway and no nearby trees.

Factual narrative

The pilot reported that while attempting to land at the airport, he encountered turbulence just before the airplane touched down. The airplane alignment prior to touchdown was approximately 20 degrees off of runway centerline due to over-correction of the rudder. The pilot applied power to execute a go-around and the airplane began to porpoise as the pilot attempted to climb away from the runway. The airplane collided with trees and the wing and canard sustained substantial damage. The pilot reported that there were no mechanical anomalies with the airplane that would have precluded normal operation.

Aircraft

Registration
N764JM
Reported as
Mace Justin I Dragonfly
Category
Airplane, amateur-built
Serial number
764
Airframe hours
1,350
Engine
Cont Motor O-200 SERIES, 100 horsepower, reciprocating
Damage
Substantial damage
Flight
Personal · Part 91
Airworthiness certificate
Special, Experimental (Special)
Last inspection
Annual · October 7, 2012
Departed
AEG · Albuquerque, NM
Destination
00C · Durango, CO
Flight plan
VFR
Airport
00C · Animas Air Park, runway 01, 5,000 × 50 ft, asphalt

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
49
Injuries
Minor
Certificate
Private
Airplane ratings
Single-engine land
Medical
Class 3, With waivers/limitations
Last flight review
September 25, 2012
Seat
Left
Flight hours
399 total · 6 in this make and model · 399 as pilot in command · 14 in the last 90 days · 14 in the last 30 days · 2 in the last 24 hours

Weather

Conditions
Visual (VMC) · Day
Wind
210° at 7 knots, gusting 10
Visibility
10 statute miles
Temperature
34 °F, dew point 25 °F
Altimeter
30.13 inHg
Observed at
00C, 7 nm away

Docket · 1

The files NTSB released with the investigation on February 25, 2013, on NTSB’s docket system: statements, records, photos and specialists’ reports. 772 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.