WPR11CA018

NTSB accident investigation · Deitz Avid Flyer MK4 · Colville, WA · October 16, 2010

Accident · Minor injuriesData collectionFinal report
Date
October 16, 2010, 12:00 local (19:00 UTC)
Place
Colville, WA
Injuries
1 minor
Damage
Substantial damage
Phase of flight
Landing
Aircraft
N169WPDeitz Avid Flyer MK4
Defining event
Landing: Loss of control in flight
Weather
Visual (VMC) · Day
Status
Completed · report March 16, 2011
Report
Approved by Office Director
NTSB office
Western Pacific Region
Parties
Federal Aviation Administration
FAA report
20101016049159A
Case key
77605

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 compensate for a wind gust and maintain runway alignment during final approach to land, which resulted in an in-flight collision with a tree.

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/maintainedDeitz Jerry AVID FLYER MK4: 1 caseAll aircraft: 3,958 casesProbable cause
Wind: crosswindEnvironmental issues › Conditions/weather/phenomena · Response/compensationDeitz Jerry AVID FLYER MK4: 1 caseAll aircraft: 1,008 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 stated that he was landing the airplane on a turf airstrip at a private airport with a crosswind of about 7 to 12 knots. During the landing approach, about 20 feet above the airstrip, the airplane encountered a gust of wind. As a result, the airplane drifted to the edge of runway and the right wing impacted a tree. The airplane subsequently descended to the ground and came to rest with the right wing no longer attached to the fuselage. The pilot reported no preimpact mechanical malfunctions or failures with the airplane that would have precluded normal operation.

Factual narrative

The pilot was landing the airplane to the east at a private airport. The turf runway was 2,600 feet long and 75 feet wide. The pilot indicated that the wind was from the north, and during the landing approach, the airplane encountered a gust that blew the airplane to the southern edge of the runway. The right wing then impacted a tree and the airplane collided with the ground. The pilot had 126 hours total time, and 3 hours in the accident airplane make and model. No mechanical anomalies were reported.

Aircraft

Registration
N169WP
Reported as
Deitz Avid Flyer MK4
Category
Airplane, amateur-built
Serial number
1262-D
Engine
Subaru E-81, reciprocating
Damage
Substantial damage
Flight
Personal · Part 91
Operator
Harrell Hartman
Registered owner
Harrell Hartman
Airworthiness certificate
Special, Experimental light sport (Special)
Departed
WA72 · Colville, WA
Destination
WA72 · Colville, WA
Airport
WA72 · Zema Private Airport, runway 07, 2,600 × 75 ft, grass/turf

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
61
Injuries
Minor
Certificate
Sport Pilot
Airplane ratings
Single-engine land
Medical
Sport pilot
Last flight review
November 2, 2009
Flight hours
126 total · 3 in this make and model · 17 as pilot in command · 10 in the last 30 days · 1 in the last 24 hours

Weather

Conditions
Visual (VMC) · Day
Wind
40° at 9 knots
Visibility
10 statute miles
Lowest ceiling
None
Temperature
52 °F, dew point 23 °F
Altimeter
30.12 inHg
Observed at
DEW, 45 nm away

Docket · 1

The files NTSB released with the investigation on November 5, 2010, on NTSB’s docket system: statements, records, photos and specialists’ reports. 5.2 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.