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NTSB accident investigation · Elmwood Christavia MK I · Roseburg, OR · May 10, 2019

Accident · No injuriesData collectionFinal report
Date
May 10, 2019, 13:25 local (20:25 UTC)
Place
Roseburg, OR
Injuries
1 uninjured
Damage
Substantial damage
Phase of flight
Landing
Aircraft
N107DMElmwood Christavia MK I
Defining event
Landing-landing roll: Loss of control on ground
Weather
Visual (VMC) · Day
Status
Completed · report March 3, 2020
Report
Approved by Office Director
NTSB office
General Aviation Accidents
Parties
FAA
FAA report
20190510004329A
Case key
99414

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 landing, which resulted in a ground loop.

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.

Performance/control parameters: directional controlAircraft › Aircraft oper/perf/capability · Not attained/maintainedDavid E Olson CHRISTAVIA MK I: 1 caseAll 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 of the tailwheel-equipped airplane reported that he made a three-point landing, but during the landing roll, the airplane veered right. He added that his left rudder and brake application "was not fast enough to arrest the progressive turn rate." He then applied full power to regain directional control, but his corrective action was too slow, so he decided to go around. He then realized that the climb rate was too slow, so he decided to abort the takeoff. The airplane touched down and exited the right side of the runway and subsequently ground looped to the right, and the left wing struck the ground The left wing sustained substantial damage. The pilot reported that there were no mechanical malfunctions or failures with the airplane that would have precluded normal operation.

Factual narrative

The pilot in the tailwheel-equipped airplane reported that, he made a three-point landing, but during the landing roll, the airplane veered right. Additionally, he reported that, his left rudder and brake application, "was not fast enough to arrest the progressive turn rate." He then applied full power to regain directional control, but his corrective action was too slow, so he decided to go-around. He then realized that the climb rate was too slow, so he decided to abort the takeoff. The airplane touched down and exited the right side of the runway, and subsequently ground-looped to the right. The left wing struck the ground and sustained substantial damage. The pilot reported that there were no mechanical malfunctions or failures with the airplane that would have precluded normal operation.

Aircraft

Registration
N107DM
Reported as
Elmwood Christavia MK I (1)
Category
Airplane, amateur-built
Serial number
DM2017-1
Built
2017
Airframe hours
29.2
Engine
Lycoming O-320, 150 horsepower, reciprocating
Damage
Substantial damage
Flight
Flight test · Part 91
Airworthiness certificate
Special, Experimental (Special)
Last inspection
Condition · December 30, 2018
Departed
RBG · Roseburg, OR
Destination
RBG · Roseburg, OR
Airport
RBG · Roseburg Rgnl, runway 34, 5,003 × 100 ft, asphalt
Equipment
None

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
63
Injuries
None
Certificate
Private
Airplane ratings
Single-engine land
Medical
Class 3, With waivers/limitations
Last flight review
September 14, 2018
Seat
Front
Flight hours
197.1 total · 27.6 in this make and model · 133 as pilot in command · 29.6 in the last 90 days · 19.2 in the last 30 days

Weather

Conditions
Visual (VMC) · Day
Visibility
10 statute miles
Lowest ceiling
None
Temperature
86 °F, dew point 37 °F
Altimeter
29.84 inHg
Observed at
KRBG

Docket · 3

The files NTSB released with the investigation on September 5, 2019, on NTSB’s docket system: statements, records, photos and specialists’ reports. 4.2 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.