WPR11CA408

NTSB accident investigation · Cessna 140 · Kent, WA · August 27, 2011

Accident · No injuriesData collectionFinal report
Date
August 27, 2011, 10:36 local (17:36 UTC)
Place
Kent, WA
Injuries
2 uninjured
Damage
Substantial damage
Phase of flight
Landing
Aircraft
N2719NCessna 140
Defining event
Landing-landing roll: Nose over/nose down
Weather
Visual (VMC) · Day
Status
Completed · report November 3, 2011
Report
Approved by Office Director
NTSB office
Western Pacific Region
Parties
Federal Aviation Administration
FAA report
20110827017919A
Case key
81609

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 student pilot's inadvertent application of the brakes during the landing roll, which resulted in the airplane nosing 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.

Action: incorrect action performancePersonnel issues › Action/decision · Student/instructed pilotCessna 140: 8 casesAll aircraft: 1,386 casesProbable cause
Landing gear system: brakeAircraft › Aircraft systems · Unintentional use/operationCessna 140: 11 casesAll aircraft: 297 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 certified flight instructor (CFI) and his student were practicing landings in a tailwheel-configured airplane in preparation for the student's first solo. On the fourth landing the student inadvertently applied brakes during the landing roll, which resulted in the airplane nosing over, causing substantial damage to the fuselage and tail. The CFI stated that the airplane and engine had no mechanical failures or malfunctions during the flight.

Factual narrative

The certified flight instructor (CFI) and his student were doing landing practice in an tail wheel configured airplane in preparation for the student's first solo. On the fourth landing the student inadvertently applied brakes during the landing roll, which resulted in the airplane nosing over, causing substantial damage to the fuselage and tail. The CFI stated that the airplane and engine had no mechanical failures or malfunctions during the flight.

Aircraft

Registration
N2719N
Reported as
Cessna 140
Category
Airplane
Serial number
12977
Airframe hours
4,439
Engine
Cont Motor C85 SERIES, 85 horsepower, reciprocating
Damage
Substantial damage
Flight
Instructional · Part 91
Airworthiness certificate
Standard, Normal
Last inspection
Annual · April 21, 2011
Departed
KRNT · Renton, WA
Destination
KS36 · Kent, WA
Airport
KS36 · Kent, runway 15, 3,288 × 40 ft, asphalt

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 · 2

As NTSB recorded them. NTSB leaves out names.

Role
Flight instructor
Age
55
Injuries
None
Certificates
Flight instructor, Airline transport
Airplane ratings
Single-engine sea, Multi-engine land, Single-engine land
Instrument ratings
Airplane
Medical
Class 1, Without waivers/limitations
Last flight review
July 15, 2010
Seat
Right
Flight hours
16,000 total · 20 in this make and model
Role
Student pilot
Age
26
Injuries
None
Certificate
Student
Medical
Class 3, Without waivers/limitations
Seat
Left
Flight hours
8 total · 8 in this make and model · 8 in the last 90 days · 8 in the last 30 days · 1 in the last 24 hours

Weather

Conditions
Visual (VMC) · Day
Wind
340° at 3 knots
Visibility
10 statute miles
Lowest ceiling
None
Temperature
72 °F, dew point 59 °F
Altimeter
30.05 inHg
Observed at
KRNT, 11 nm away

Docket · 2

The files NTSB released with the investigation on September 23, 2011, on NTSB’s docket system: statements, records, photos and specialists’ reports. 1.1 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.