GAA18CA563

NTSB accident investigation · Air Tractor AT802 · Napoleon, ND · September 21, 2018

Accident · Serious injuriesData collectionFinal report
Date
September 21, 2018, 13:30 local (18:30 UTC)
Place
Napoleon, ND
Injuries
1 serious
Damage
Substantial damage
Phase of flight
Maneuvering
Aircraft
N968JBAir Tractor AT802
Defining event
Maneuvering-low-alt flying: Low altitude operation/event
Weather
Visual (VMC) · Day
Status
Completed · report April 8, 2019
Report
Approved by Office Director
NTSB office
General Aviation Accidents
Parties
FAA
FAA report
20180921013999A
Case key
98337

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 clearance from a power line pole during an agricultural application flight.

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.

Object/animal/substance: poleEnvironmental issues › Physical environment · Effect on operationAir Tractor AT-802A: 4 casesAll aircraft: 142 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, during an agricultural application flight, the airplane's right wing struck a power line pole and then impacted terrain. The airplane sustained substantial damage to both wings, the fuselage, and the empennage. 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 reported that, during an agricultural application flight, the right wing struck a power line pole and the airplane impacted terrain. The airplane sustained substantial damage to both wings, fuselage, and empennage. The pilot reported that there were no preaccident mechanical failures or malfunctions with the airplane that would have precluded normal operation.

Aircraft

Registration
N968JB
Reported as
Air Tractor AT802 (A)
Category
Airplane
Serial number
802A-0669
Built
2016
Airframe hours
600
Engine
P&W Canada PT6, turbo prop
Damage
Substantial damage
Flight
Aerial application · Part 137
Airworthiness certificate
Special, Restricted (Special)
Last inspection
100 hour · August 1, 2018
Departed
Napoleon, ND
Destination
Napoleon, ND
Flight plan
Unknown
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
38
Injuries
Serious
Certificate
Commercial
Airplane ratings
Single-engine land
Medical
Class 2, With waivers/limitations
Last flight review
February 15, 2017
Seat
Center
Restraint
3-point
Flight hours
4,600 total · 600 in this make and model · 4,600 as pilot in command · 220 in the last 90 days · 80 in the last 30 days

Weather

Conditions
Visual (VMC) · Day
Wind
Calm
Visibility
10 statute miles
Altimeter
30.31 inHg
Observed at
K7L2, 27 nm away

Docket · 2

The files NTSB released with the investigation on December 12, 2018, on NTSB’s docket system: statements, records, photos and specialists’ reports. 4.0 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.