GAA18CA577

NTSB accident investigation · Aviat A1 · Grand Island, NE · September 18, 2018

Accident · No injuriesData collectionFinal report
Date
September 18, 2018, 17:30 local (22:30 UTC)
Place
Grand Island, NE
Injuries
1 uninjured
Damage
Substantial damage
Phase of flight
Landing
Aircraft
N811YDAviat A1
Defining event
Landing: Loss of control on ground
Weather
Visual (VMC) · Day
Status
Completed · report April 8, 2019
Report
Approved by Office Director
NTSB office
General Aviation Accidents
Parties
FAA
FAA report
20180918013809A
Case key
98407

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 the landing roll in tailwind and crosswind conditions. Contributing to the accident was the pilot’s fatigue.

Findings · 5

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/maintainedAviat A-1B: 21 casesAll aircraft: 3,958 casesProbable cause
Use of equip/info: aircraft controlPersonnel issues › Task performance · PilotAviat A-1B: 33 casesAll aircraft: 9,295 casesProbable cause
Alertness/FatiguePersonnel issues › Physical · PilotAviat A-1B: 1 caseAll aircraft: 48 casesProbable cause
Wind: crosswindEnvironmental issues › Conditions/weather/phenomena · Effect on operationAviat A-1B: 4 casesAll aircraft: 1,008 cases
Wind: tailwindEnvironmental issues › Conditions/weather/phenomena · Effect on operationAviat A-1B: 2 casesAll aircraft: 594 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 of the tailwheel-equipped airplane reported that, during the second flight of the day, which was a 3 hour 30 minute flight, the tower controller at the destination airport instructed him to land on runway 35. During the landing roll, he lost directional control, the airplane ground looped to the right, and the left wing impacted the ground. The pilot added that he believed the accident was the result of fatigue. He added that he should have requested runway 13, which would have reduced the crosswind component, rather than accept the assigned runway. The airplane sustained substantial damage to the left wing and left aileron. The pilot reported that there were no preaccident mechanical failures or malfunctions with the airplane that would have precluded normal operation. The automated weather observation station at the airport reported that, about 37 minutes before the accident, the wind was from 100° at 12 knots. The same automated station reported that, about 23 minutes after the accident, the wind was from 100° at 12 knots, gusting to 22 knots. The airplane landed on runway 35.

Factual narrative

The pilot of the tailwheel-equipped airplane reported that, during the second flight of the day, which was a 3 hour 30 minute flight, the tower controller at the destination airport instructed him to land on runway 35. During the landing roll, he lost directional control, the airplane ground looped to the right, and the left wing impacted the ground. The pilot added that he believed the accident was a result of fatigue. He added that he should have requested runway 13, which would have reduced the crosswind component, rather than accept the runway assigned. The airplane sustained substantial damage to the left wing and left aileron. The pilot reported that there were no preaccident mechanical failures or malfunctions with the airplane that would have precluded normal operation. The automated weather observation station located on the airport reported that, about 37 minutes before the accident, the wind was from 100° at 12 knots. The same automated station reported that, about 23 minutes after the accident, the wind was from 100° at 12 knots, gusting to 22 knots. The airplane landed on runway 35.

Aircraft

Registration
N811YD
Reported as
Aviat A1 (B)
Category
Airplane
Serial number
2278
Built
2004
Airframe hours
905
Engine
Lycoming O-360-A1P, 180 horsepower, reciprocating
Damage
Substantial damage
Flight
Personal · Part 91
Airworthiness certificate
Standard, Normal
Last inspection
Annual · January 10, 2018
Departed
HSR · Hot Springs, SD
Destination
GRI · Grand Island, NE
Airport
GRI · Central Nebraska Rgnl, runway 35, 7,002 × 150 ft, concrete
Equipment
Onboard weather, Electronic flight bag or handheld device, ADS-B

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
64
Injuries
None
Certificate
Private
Airplane ratings
Single-engine land
Medical
Class 3, With waivers/limitations
Last flight review
July 18, 2018
Seat
Front
Flight hours
1,030.5 total · 896 in this make and model · 916.2 as pilot in command · 61.7 in the last 90 days · 38.5 in the last 30 days · 5.5 in the last 24 hours

Weather

Conditions
Visual (VMC) · Day
Wind
100° at 12 knots, gusting 22
Visibility
10 statute miles
Lowest ceiling
None
Temperature
84 °F, dew point 66 °F
Altimeter
29.87 inHg
Observed at
KGRI, 1 nm away

Docket · 2

The files NTSB released with the investigation on December 17, 2018, on NTSB’s docket system: statements, records, photos and specialists’ reports. 4.8 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.