ERA12CA350

NTSB accident investigation · Piper PA-22-150 · Norwich, NY · May 19, 2012

Accident · No injuriesData collectionFinal report
Date
May 19, 2012, 13:50 local (17:50 UTC)
Place
Norwich, NY
Injuries
2 uninjured
Damage
Substantial damage
Phase of flight
Landing
Aircraft
N3956PPiper PA-22-150
Defining event
Landing-landing roll: Sys/Comp malf/fail (non-power)
Weather
Visual (VMC) · Day
Status
Completed · report October 15, 2012
Report
Approved by Office Director
NTSB office
Eastern Region Aviation
Parties
FAA/FSDO
FAA report
20120519010259A
Case key
83715

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 inability to maintain directional control during a landing with a deflated left main landing gear tire.

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.

Use of equip/info: aircraft controlPersonnel issues › Task performance · PilotPiper PA-22-150: 52 casesAll aircraft: 9,295 casesProbable cause
Performance/control parameters: directional controlAircraft › Aircraft oper/perf/capability · Capability exceededPiper PA-22-150: 38 casesAll aircraft: 3,958 casesProbable cause
Landing gear system: tire casingAircraft › Aircraft systems · FailurePiper PA-22-150: 1 caseAll aircraft: 36 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

About 400 feet into the third landing roll, the airplane began pulling to the left. The pilot corrected to the right using the rudder, and the airplane ground looped, which resulted in substantial damage to the left wing. Postaccident examination revealed that the airplane’s left tire was deflated. Fragments of the tire and skid marks were observed on the runway. The pilot reported that the windsock at the accident airport indicated light wind from the south around the time of the accident. The cause of the deflated tire could not be determined.

Factual narrative

According to the pilot, the flight was to accomplish a biennial flight review. During the third landing, approximately 400 feet into the landing rollout, the aircraft began pulling to the left. The pilot applied correction to the right utilizing the rudder, and the airplane ground looped, which resulted in substantial damage to the left wing. After the airplane came to rest and the occupants exited the airplane, the left tire was noted as deflated and fragments of the tire were observed on the runway as well as skid marks. The wind around the time of the accident, at an airport 29 miles from the accident location was recorded as calm; the pilot reported that he had observed the windsock and it had indicated light winds from the south at the accident airport around the time of the accident. The cause of the deflated tire could not be determined.

Aircraft

Registration
N3956P
Reported as
Piper PA-22-150
Category
Airplane
Serial number
22-3634
Airframe hours
2,598
Engine
Lycoming O-320-A1A, 150 horsepower, reciprocating
Damage
Substantial damage
Flight
Instructional · Part 91
Airworthiness certificate
Standard, Normal
Last inspection
Annual · April 20, 2012
Departed
OIC · Norwich, NY
Destination
OIC · Norwich, NY
Flight plan
VFR
Airport
OIC · Lt Warren Eaton Airport, runway 19, 4,724 × 75 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
Pilot
Age
55
Injuries
None
Certificate
Private
Airplane ratings
Single-engine land
Medical
Class 3, With waivers/limitations
Last flight review
May 15, 2010
Seat
Left
Flight hours
725 total · 391 in this make and model · 665 as pilot in command · 5 in the last 90 days · 3 in the last 30 days · 1 in the last 24 hours
Role
Flight instructor
Age
25
Injuries
None
Certificates
Flight instructor, Commercial
Airplane ratings
Single-engine land
Instrument ratings
Airplane
Medical
Class 2, Without waivers/limitations
Last flight review
July 10, 2008
Seat
Right
Flight hours
1,352 total · 0 in this make and model · 1,202 as pilot in command

Weather

Conditions
Visual (VMC) · Day
Wind
Calm
Visibility
10 statute miles
Lowest ceiling
None
Temperature
75 °F, dew point 45 °F
Altimeter
30.20 inHg
Observed at
BGM, 29 nm away

Docket · 4

The files NTSB released with the investigation on August 16, 2012, on NTSB’s docket system: statements, records, photos and specialists’ reports. 3.8 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.