GAA16CA287

NTSB accident investigation · Piper PA 18 · Palmer, AK · May 27, 2016

Accident · No injuriesData collectionFinal report
Date
May 27, 2016, 11:00 local (19:00 UTC)
Place
Palmer, AK
Injuries
1 uninjured
Damage
Substantial damage
Phase of flight
Landing
Aircraft
N82057Piper PA 18
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
20160527007969A
Case key
93335

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 incorrect brake application during the landing roll, which resulted in a nose over.

Findings · 3

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: surface speed/brakingAircraft › Aircraft oper/perf/capability · Incorrect use/operationPiper PA-18-150: 14 casesAll aircraft: 238 casesProbable cause
Use of equip/info: use of equip/systemPersonnel issues › Task performance · PilotPiper PA-18-150: 20 casesAll aircraft: 1,391 casesProbable cause
Runway/land/takeoff/taxi surface: soft surfaceEnvironmental issues › Physical environment · Effect on equipmentPiper PA-18-150: 10 casesAll aircraft: 264 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 reported that he was practicing off airport landings on a soft gravel strip. The pilot further reported that during the landing roll, he applied excessive brake and the airplane nosed over. The airplane sustained substantial damage to the right forward lift strut and empennage. The pilot reported that there were no preimpact mechanical failures or malfunctions with the airframe or engine that would have precluded normal operation.

Factual narrative

The pilot reported that he was practicing off airport landings on a soft gravel strip. The pilot further reported that during the landing roll, he applied excessive brake and the airplane nosed over. The airplane sustained substantial damage to the right forward lift strut and empennage. The pilot reported that there were no preimpact mechanical failures or malfunctions with the airframe or engine that would have precluded normal operation.

Aircraft

Registration
N82057
Reported as
Piper PA 18 (150)
Category
Airplane
Serial number
18-7809120
Built
1978
Airframe hours
3,426
Engine
Lycoming O-320 SERIES, 160 horsepower, reciprocating
Damage
Substantial damage
Flight
Personal · Part 91
Airworthiness certificate
Standard, Utility; Standard, Normal
Last inspection
Annual · May 9, 2016
Departed
Palmer, AK
Destination
Palmer, AK
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
55
Injuries
None
Certificate
Commercial
Airplane ratings
Single-engine sea, Single-engine land, Multi-engine land
Instrument ratings
Airplane
Medical
Class 2, With waivers/limitations
Last flight review
February 21, 2015
Seat
Front
Restraint
4-point
Flight hours
720 total · 151 in this make and model · 606 as pilot in command · 44 in the last 90 days · 10 in the last 30 days

Weather

Conditions
Visual (VMC) · Day
Wind
170° at 3 knots
Visibility
10 statute miles
Lowest ceiling
None
Temperature
61 °F, dew point 43 °F
Altimeter
30.04 inHg
Observed at
PAAQ, 25 nm away

Docket · 2

The files NTSB released with the investigation on July 11, 2016, on NTSB’s docket system: statements, records, photos and specialists’ reports. 3.0 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.

Other investigations on N82057 · 2

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