GAA19CA289

NTSB accident investigation · Air Tractor AT802 · Fisher, AR · May 27, 2019

Accident · No injuriesData collectionFinal report
Date
May 27, 2019, 17:30 local (22:30 UTC)
Place
Fisher, AR
Injuries
1 uninjured
Damage
Substantial damage
Phase of flight
Takeoff
Aircraft
N802WWAir Tractor AT802
Defining event
Takeoff: Loss of control on ground
Weather
Visual (VMC) · Day
Status
Completed · report August 17, 2020
Report
Approved by Office Director
NTSB office
General Aviation Accidents
Parties
FAA
FAA report
20190527005259A
Case key
99507

From the NTSB’s public API. By law, NTSB reports can’t be used as evidence in lawsuits over the accident.

On this page

Probable cause

The pilot's failure to maintain directional control during takeoff in gusting wind conditions, which resulted in a runway excursion and impact with a ditch.

Findings · 4

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/maintainedAir Tractor AT-802A: 10 casesAll aircraft: 3,958 casesProbable cause
Use of equip/info: aircraft controlPersonnel issues › Task performance · PilotAir Tractor AT-802A: 17 casesAll aircraft: 9,295 casesProbable cause
Wind: gustsEnvironmental issues › Conditions/weather/phenomena · Effect on operationAir Tractor AT-802A: 3 casesAll aircraft: 1,199 casesProbable cause
Terrain: sloped/uneven terrainEnvironmental issues › Physical environment · Effect on operationAir Tractor AT-802A: 1 caseAll aircraft: 270 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 reported that, after filling the hopper with fertilizer and during the takeoff roll to the north, the airplane "encountered a gust of wind from the southwest." The airplane veered left, exited the airstrip, and impacted a ditch. The airplane sustained substantial damage to the right wing. The pilot reported that there were no preaccident mechanical failures or malfunctions with the airplane that would have precluded normal operation.

Factual narrative

The pilot of the tailwheel equipped airplane reported that, after filling the hopper with fertilizer (urea), during the takeoff roll to the north, he "encountered a gust of wind from the southwest." The airplane veered left, exited the airstrip to the left, and impacted a ditch. The pilot reported that the wind was 225 º at 20 knots, gusting up to 25 knots. The airplane departed to the north. The airplane sustained substantial damage to the right wing. The pilot reported that there were no preaccident mechanical failures or malfunctions with the airplane that would have precluded normal operation.

Aircraft

Registration
N802WW
Reported as
Air Tractor AT802 (A)
Category
Airplane
Serial number
802A-0434
Built
2011
Engine
Pratt & Whitney Canada PT6A-65AG, turbo prop
Damage
Substantial damage
Flight
Aerial application · Part 137
Operator
Whirlwind Aviation Inc
Registered owner
Larry T. Neal
Airworthiness certificate
Special, Restricted (Special)
Departed
48AR · Fisher, AR
Destination
Fisher, AR
Airport
48AR · Whirlwind Aviation, runway 36, 1,800 × 20 ft, concrete
Equipment
Satellite tracking device

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
67
Injuries
None
Certificate
Commercial
Airplane ratings
Multi-engine land, Single-engine land
Instrument ratings
Airplane
Medical
Class 2, With waivers/limitations
Last flight review
January 11, 2018
Seat
Single
Flight hours
21,198 total · 3,400 in this make and model · 19,741 as pilot in command · 40 in the last 90 days

Weather

Conditions
Visual (VMC) · Day
Wind
225° at 20 knots, gusting 25
Visibility
10 statute miles
Temperature
82 °F
Observed at
KM19, 11 nm away

Docket · 3

The files NTSB released with the investigation on June 26, 2020, on NTSB’s docket system: statements, records, photos and specialists’ reports. 2.3 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.