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NTSB accident investigation · Silvaire Luscombe 8A · Burlington, WA · April 19, 2016

Accident · No injuriesData collectionFinal report
Date
April 18, 2016, 17:10 local (Apr 19, 2016, 00:10 UTC)
Place
Burlington, WA
Injuries
2 uninjured
Damage
Substantial damage
Phase of flight
Landing
Aircraft
N28437Silvaire Luscombe 8A
Defining event
Landing-landing roll: Loss of control on ground
Weather
Visual (VMC) · Day
Status
Completed · report July 14, 2016
Report
Approved by Office Director
NTSB office
General Aviation Accidents
Parties
FAA
FAA report
20160418003929A
Case key
93032

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 excessive application of the brakes during the landing roll, resulting in a loss of directional control, runway excursion, and ground loop.

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/maintainedSilvaire LUSCOMBE 8A: 5 casesAll aircraft: 3,958 casesProbable cause
Performance/control parameters: surface speed/brakingAircraft › Aircraft oper/perf/capability · Incorrect use/operationSilvaire LUSCOMBE 8A: 2 casesAll aircraft: 238 casesProbable cause
Use of equip/info: aircraft controlPersonnel issues › Task performance · PilotSilvaire LUSCOMBE 8A: 6 casesAll aircraft: 9,295 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

According to the pilot of the tailwheel-equipped airplane, he was practicing stop and go landings on an asphalt runway. He reported that during the third landing, he continued his landing roll to turn off the runway. He reported that he applied the brakes in order to slow down, but inadvertently applied too much pressure to both heel brakes. He recalled that due to the excessive braking the airplane veered right, and then veered left and the airplane subsequently exited the runway to the left and ground looped. Substantial damage was sustained to the right wing. The pilot reported that there were no mechanical failures or anomalies with the airplane prior to or during the flight that would have prevented normal flight operation.

Factual narrative

According to the pilot of the tailwheel-equipped airplane, he was practicing stop and go landings on an asphalt runway. He reported that during the third landing, he continued his landing roll to turn off the runway. He reported that he applied the brakes in order to slow down, but inadvertently applied too much pressure to both heel brakes. He recalled that due to the excessive braking the airplane veered right, and then veered left and the airplane subsequently exited the runway to the left and ground looped. Substantial damage was sustained to the right wing. The pilot reported that there were no mechanical failures or anomalies with the airplane prior to or during the flight that would have prevented normal flight operation.

Aircraft

Registration
N28437
Reported as
Silvaire Luscombe 8A (UNDESIGNAT)
Category
Airplane
Serial number
1304
Built
1940
Airframe hours
3,712
Engine
Continental A65, 65 horsepower, reciprocating
Damage
Substantial damage
Flight
Personal · Part 91
Operator
Lyle E. Mooney and Steve McClean
Registered owner
Lyle E. Mooney and Steve McClean
Airworthiness certificate
Standard, Normal
Last inspection
Annual · December 17, 2015
Departed
74S · Anacortes, WA
Destination
BVS · Burlington, WA
Airport
BVS · Skagit Rgnl, runway 29, 5,478 × 100 ft, asphalt
Equipment
Electronic flight bag or handheld 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
84
Injuries
None
Certificate
Private
Airplane ratings
Single-engine land
Instrument ratings
Airplane
Medical
Class 3, With waivers/limitations
Last flight review
May 9, 2015
Seat
Left
Restraint
4-point
Flight hours
430 total · 26 in this make and model · 430 as pilot in command · 8 in the last 90 days · 4 in the last 30 days · 0.5 in the last 24 hours

Weather

Conditions
Visual (VMC) · Day
Wind
300° at 4 knots
Visibility
9 statute miles
Lowest ceiling
None
Temperature
79 °F, dew point 54 °F
Altimeter
30.03 inHg
Observed at
KBVS

Docket · 2

The files NTSB released with the investigation on July 11, 2016, on NTSB’s docket system: statements, records, photos and specialists’ reports. 502 KB 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.

Other investigations on N28437 · 1

Matched to the same aircraft by N-number and date.