GAA16CA033

NTSB accident investigation · Cessna 150 · Millbrook, NY · October 23, 2015

Accident · No injuriesData collectionFinal report
Date
October 23, 2015, 09:45 local (13:45 UTC)
Place
Millbrook, NY
Injuries
2 uninjured
Damage
Substantial damage
Phase of flight
Approach
Aircraft
N6709SCessna 150
Defining event
Approach-VFR go-around: Loss of control in flight
Weather
Visual (VMC) · Day
Status
Completed · report January 15, 2016
Report
Approved by Office Director
NTSB office
General Aviation Accidents
Parties
Teterboro FSDO (FAA)
FAA report
20151023020159A
Case key
92256

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 loss of heading control during the go-around in gusty crosswind conditions, which resulted in a collision with trees.

Findings · 5

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: heading/courseAircraft › Aircraft oper/perf/capability · Not attained/maintainedCessna 150H: 1 caseAll aircraft: 82 casesProbable cause
Performance/control parameters: climb rateAircraft › Aircraft oper/perf/capability · Not attained/maintainedCessna 150H: 2 casesAll aircraft: 265 casesProbable cause
Use of equip/info: aircraft controlPersonnel issues › Task performance · PilotCessna 150H: 19 casesAll aircraft: 9,295 casesProbable cause
Wind: crosswindEnvironmental issues › Conditions/weather/phenomena · Effect on operationCessna 150H: 3 casesAll aircraft: 1,008 casesProbable cause
Wind: gustsEnvironmental issues › Conditions/weather/phenomena · Effect on operationCessna 150H: 6 casesAll aircraft: 1,199 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 pilot reported that during the landing flare he encountered "wind shear" and crosswind conditions. About 10 feet above the runway, the airplane ballooned and the nose rotated 30 degrees to the left. He added full power to go-around, but the airplane drifted to the left of the runway and the left wing impacted a tree. Subsequently, the airplane spun around 180 degrees and came to rest in grass to the left of the runway. The fuselage and left wing sustained substantial damage. The pilot reported that there were no mechanical malfunctions or failures with the airplane that would have precluded normal operation. A routine aviation weather report 8 nautical miles southwest of the airport reported the wind at 020 degrees true at 13 knots gusting to 17 knots, and clear skies. The landing runway heading was 350 degrees magnetic, which resulted in a 10 knot crosswind component.

Factual narrative

The pilot reported that during the landing flare he encountered "wind shear" and crosswind conditions. About 10 feet above the runway, the airplane ballooned and the nose rotated 30 degrees to the left. He added full power to go-around, but the airplane drifted to the left of the runway and the left wing impacted a tree. Subsequently, the airplane spun around 180 degrees and came to rest in grass to the left of the runway. The fuselage and left wing sustained substantial damage. The pilot reported that there were no mechanical malfunctions or failures with the airplane that would have precluded normal operation. A routine aviation weather report 8 nautical miles southwest of the airport reported the wind at 020 degrees true at 13 knots gusting to 17 knots, and clear skies. The landing runway heading was 350 degrees magnetic, which resulted in a 10 knot crosswind component.

Aircraft

Registration
N6709S
Reported as
Cessna 150 (H)
Category
Airplane
Serial number
15067509
Built
1967
Engine
Continental Motors O-200A, 100 horsepower, reciprocating
Damage
Substantial damage
Flight
Personal · Part 91
Airworthiness certificate
Standard, Normal
Last inspection
Annual · June 9, 2015
Departed
POU · Poughkeepsie, NY
Destination
44N · Millbrook, NY
Airport
44N · Sky Acres, runway 35, 3,830 × 60 ft, asphalt
Equipment
Handheld GPS

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
68
Injuries
None
Certificate
Private
Airplane ratings
Single-engine land
Medical
Class 3, With waivers/limitations
Last flight review
September 5, 2014
Seat
Left
Restraint
4-point
Flight hours
364 total · 70 in this make and model · 309 as pilot in command · 3 in the last 90 days · 1 in the last 30 days · 0 in the last 24 hours
Role
Pilot-rated passenger
Age
81
Injuries
None
Certificates
Flight instructor, Commercial
Airplane ratings
Single-engine land, Single-engine sea
Instrument ratings
Airplane
Medical
Class 3, Without waivers/limitations
Seat
Right
Restraint
4-point
Flight hours
3,320 total · 0 in this make and model

Weather

Conditions
Visual (VMC) · Day
Wind
20° at 13 knots, gusting 17
Visibility
10 statute miles
Lowest ceiling
None
Temperature
48 °F, dew point 27 °F
Altimeter
30.25 inHg
Turbulence
Light
Observed at
KPOU, 8 nm away

Docket · 3

The files NTSB released with the investigation on December 28, 2015, on NTSB’s docket system: statements, records, photos and specialists’ reports. 2.3 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 N6709S · 1

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