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NTSB accident investigation · S C Aerostar S .A. Festival R40S · Frankfort, MI · July 30, 2016

Accident · Minor injuriesData collectionFinal report
Date
July 30, 2016, 15:00 local (19:00 UTC)
Place
Frankfort, MI
Injuries
2 minor
Damage
Substantial damage
Phase of flight
Landing
Aircraft
N291AFS C Aerostar S .A. Festival R40S
Defining event
Landing-landing roll: Loss of control on ground
Weather
Visual (VMC) · Day
Status
Completed · report September 12, 2016
Report
Approved by Office Director
NTSB office
General Aviation Accidents
Parties
FAA
FAA report
20160730012689A
Case key
93722

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 gusty crosswind conditions, which resulted in a runway excursion, a nose gear collapse, and impact with terrain.

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/maintainedS C Aerostar S .A. FESTIVAL R40S: 1 caseAll aircraft: 3,958 casesProbable cause
Use of equip/info: aircraft controlPersonnel issues › Task performance · Student/instructed pilotS C Aerostar S .A. FESTIVAL R40S: 1 caseAll aircraft: 9,295 casesProbable cause
Wind: gustsEnvironmental issues › Conditions/weather/phenomena · Effect on operationS C Aerostar S .A. FESTIVAL R40S: 1 caseAll aircraft: 1,199 cases
Wind: crosswindEnvironmental issues › Conditions/weather/phenomena · Effect on operationS C Aerostar S .A. FESTIVAL R40S: 1 caseAll aircraft: 1,008 cases
TerrainEnvironmental issues › Physical environment · Contributed to outcomeS C Aerostar S .A. FESTIVAL R40S: 1 caseAll aircraft: 267 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 student pilot reported that during the landing roll in gusty right crosswind conditions the right wing lifted and the airplane drifted off the runway to the left. The airplane impacted terrain, which resulted in a collapsed nose gear and substantial damage to the right wing. The pilot reported that there were no preimpact mechanical failures or malfunctions with the airframe or engine that would have precluded normal operation. A review of recorded data from the automated weather observation station located on the airport, revealed that, about 7 minutes before the accident the wind was 050 degrees true at 5 knots, visibility 10 statute miles, and sky clear. The airplane landed on runway 15.

Factual narrative

The student pilot reported that during the landing roll in gusty right crosswind conditions the right wing lifted and the airplane drifted off the runway to the left. The airplane impacted terrain, which resulted in a collapsed nose gear and substantial damage to the right wing. The pilot reported that there were no preimpact mechanical failures or malfunctions with the airframe or engine that would have precluded normal operation. A review of recorded data from the automated weather observation station located on the airport, revealed that, about 7 minutes before the accident the wind was 050 degrees true at 5 knots, visibility 10 statute miles, and sky clear. The airplane landed on runway 15.

Aircraft

Registration
N291AF
Reported as
S C Aerostar S .A. Festival R40S (NO SERIES)
Category
Airplane
Serial number
050305
Built
2005
Airframe hours
421
Engine
Rotax 912-ULS, 100 horsepower, reciprocating
Damage
Substantial damage
Flight
Personal · Part 91
Airworthiness certificate
Special, Experimental light sport (Special)
Last inspection
Unknown · June 2, 2016
Departed
ACB · Bellaire, MI
Destination
FKS · Frankfort, MI
Flight plan
VFR
Airport
FKS · Frankfort Dow Memorial Field, runway 15, 4,050 × 75 ft, concrete
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
Student pilot
Age
82
Injuries
Minor
Certificate
Student
Medical
Sport pilot
Seat
Left
Restraint
3-point
Flight hours
38.4 total · 38.4 in this make and model · 3.4 as pilot in command · 34 in the last 90 days · 2.9 in the last 30 days

Weather

Conditions
Visual (VMC) · Day
Wind
50° at 5 knots
Visibility
10 statute miles
Lowest ceiling
None
Temperature
79 °F, dew point 52 °F
Altimeter
30.04 inHg
Observed at
KFKS

Docket · 3

The files NTSB released with the investigation on August 30, 2016, on NTSB’s docket system: statements, records, photos and specialists’ reports. 1.2 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.