ANC10CA043

NTSB accident investigation · Piper PA-12 · Tanana, AK · May 24, 2010

Accident · No injuriesData collectionFinal report
Date
May 24, 2010, 09:45 local (17:45 UTC)
Place
Tanana, AK
Injuries
1 uninjured
Damage
Substantial damage
Phase of flight
Landing
Aircraft
N2507MPiper PA-12
Defining event
Landing-landing roll: Loss of control on ground
Weather
Visual (VMC) · Day
Status
Completed · report October 21, 2010
Report
Approved by Office Director
NTSB office
Alaska Regional Office
Parties
Federal Aviation Administration
FAA report
20100524038039A
Case key
76114

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 nose over.

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.

Landing gear system: brakeAircraft › Aircraft systems · Unnecessary use/operationPiper PA-12: 6 casesAll aircraft: 297 casesProbable cause
Action: incorrect action performancePersonnel issues › Action/decision · PilotPiper PA-12: 11 casesAll aircraft: 1,386 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 private pilot reported that she was practicing stop-and-go landings on a gravel-covered runway in her tailwheel-equipped airplane. The airplane was operated under Title 14, Code of Federal Regulations Part 91 as a personal flight. She said that after touchdown she inadvertently applied the brakes too hard, and the airplane nosed over. The pilot noted that there were no preaccident mechanical problems with the airplane.

Factual narrative

The private pilot reported she was practicing stop-and-go landings on a gravel-covered runway in her tailwheel-equipped airplane. The airplane was operated under Title 14, Code of Federal Regulations Part 91 as a personal flight. She said that after touchdown she inadvertently applied the brakes too hard, and the airplane nosed over. The pilot noted that there were no preaccident mechanical problems with the airplane.

Aircraft

Registration
N2507M
Reported as
Piper PA-12
Category
Airplane
Serial number
12-1005
Airframe hours
2,675
Engine
Lycoming O-235 SERIES, 150 horsepower, reciprocating
Damage
Substantial damage
Flight
Personal · Part 91
Operator
Michelle H. Eller
Registered owner
Ralph E. Eller
Airworthiness certificate
Standard, Normal
Last inspection
Annual · April 15, 2010 · 20 hours before
Departed
PATA · Tanana, AK
Destination
PATA · Tanana, AK
Flight plan
Unknown
Airport
PATA · Ralph Calhoun Memorial Airport, runway 07, 4,400 × 150 ft, gravel

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
41
Injuries
None
Certificate
Private
Airplane ratings
Single-engine land
Medical
Class 3, Without waivers/limitations
Seat
Front
Flight hours
452 total · 8 in this make and model · 493 as pilot in command · 18 in the last 90 days · 8 in the last 30 days · 1 in the last 24 hours

Weather

Conditions
Visual (VMC) · Day
Wind
Variable at 4 knots
Visibility
10 statute miles
Lowest ceiling
None
Temperature
64 °F, dew point 48 °F
Altimeter
29.70 inHg
Observed at
PATA

Docket · 1

The files NTSB released with the investigation on August 6, 2010, on NTSB’s docket system: statements, records, photos and specialists’ reports. 580 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 N2507M · 1

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