ERA13CA298

NTSB accident investigation · Bellanca 7KCAB · East Aurora, NY · June 20, 2013

Accident · No injuriesData collectionFinal report
Date
June 20, 2013, 16:20 local (20:20 UTC)
Place
East Aurora, NY
Injuries
2 uninjured
Damage
Substantial damage
Phase of flight
Takeoff
Aircraft
N11679Bellanca 7KCAB
Defining event
Takeoff-rejected takeoff: Nose over/nose down
Weather
Visual (VMC) · Day
Status
Completed · report July 23, 2013
Report
Approved by Office Director
NTSB office
Eastern Region Aviation
Parties
FAA/FSDO
FAA report
20130620010159A
Case key
87259

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 failure to maintain aircraft control during a rejected takeoff on a soft turf runway with a gusty wind, resulting in the airplane nosing 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.

Use of equip/info: aircraft controlPersonnel issues › Task performance · PilotBellanca 7KCAB: 5 casesAll aircraft: 9,295 casesProbable cause
Runway/land/takeoff/taxi surface: soft surfaceEnvironmental issues › Physical environment · Effect on operationBellanca 7KCAB: 1 caseAll aircraft: 264 cases
Wind: gustsEnvironmental issues › Conditions/weather/phenomena · Effect on operationBellanca 7KCAB: 1 caseAll aircraft: 1,199 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 his tailwheel airplane was near its maximum gross weight and he planned to depart his private airstrip from runway 18, a 1,530-foot long turf runway. The pilot had completed takeoff performance calculations, which revealed a total distance of 1,429 feet to clear a 50-foot obstacle. The pilot's calculations included adjustments for an up-sloping runway, grass taller than 4 inches, soft terrain, and no headwind component. He observed that the wind at the time of departure was from the south to southwest at 5 to 10 knots. The engine developed rated power during run-up and the takeoff roll; however, the airplane lifted off slightly further down the runway than the pilot expected and it seemed to stop accelerating in a flat climb attitude. Due to obstacles at the end of the runway, the pilot reduced power and performed an "aggressive" wheel landing in an attempt to stop on the remaining runway. The airplane subsequently nosed over and came to rest inverted on the grass runway. The pilot reported no preimpact mechanical malfunctions with the airplane. Examination of the airplane revealed substantial damage to the forward fuselage and vertical stabilizer. The recorded wind at an airport located approximately 15 miles from the accident site, about 25 minutes prior to the accident, was from 260 degrees at 8 knots, gusting to 14 knots. The pilot added that after the accident, he noticed that the wind had shifted from south to north.

Factual narrative

The pilot reported that his tailwheel airplane was near its maximum gross weight and he planned to depart his private airstrip from runway 18, a 1,530-foot long turf runway. The pilot had completed takeoff performance calculations, which revealed a total distance of 1,429 feet to clear a 50-foot obstacle. The pilot's calculations included adjustments for an up-sloping runway, grass taller than 4 inches, soft terrain, and no headwind component. He observed that the wind at the time of departure was from the south to southwest at 5 to 10 knots. The engine developed rated power during run-up and the takeoff roll; however, the airplane lifted off slightly further down the runway than the pilot expected and it seemed to stop accelerating in a flat climb attitude. Due to obstacles at the end of the runway, the pilot reduced power and performed an "aggressive" wheel landing in an attempt to stop on the remaining runway. The airplane subsequently nosed over and came to rest inverted on the grass runway. The pilot reported no preimpact mechanical malfunctions with the airplane. Examination of the airplane by a Federal Aviation Administration inspection revealed substantial damage to the forward fuselage and vertical stabilizer. The recorded wind at an airport located approximately 15 miles from the accident site, about 25 minutes prior to the accident, was from 260 degrees at 8 knots, gusting to 14 knots. The pilot added that after the accident, he noticed that the wind had shifted from south to north.

Aircraft

Registration
N11679
Reported as
Bellanca 7KCAB
Category
Airplane
Serial number
307-72
Airframe hours
1,272
Engine
Lycoming IO-320, 150 horsepower, reciprocating
Damage
Substantial damage
Flight
Personal · Part 91
Operator
King William A
Registered owner
King William A
Airworthiness certificate
Standard, Normal
Last inspection
Annual · May 23, 2012 · 2 hours before
Departed
5NK9 · East Aurora, NY
Destination
5NK9 · East Aurora, NY
Airport
5NK9 · Treichler Farm, runway 18, 1,530 × 100 ft, grass/turf

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
44
Injuries
None
Certificates
Airline transport, Commercial
Airplane ratings
Single-engine sea, Single-engine land, Multi-engine land
Instrument ratings
Airplane
Medical
Class 1, With waivers/limitations
Last flight review
May 24, 2013
Seat
Front
Flight hours
13,200 total · 55 in this make and model · 6,393 as pilot in command · 220 in the last 90 days · 85 in the last 30 days · 1 in the last 24 hours

Weather

Conditions
Visual (VMC) · Day
Wind
260° at 8 knots, gusting 14
Visibility
10 statute miles
Lowest ceiling
None
Temperature
77 °F, dew point 36 °F
Altimeter
30.20 inHg
Observed at
BUF, 15 nm away

FAA reports on this event · 1

The FAA’s own accident and incident reports, matched to the aircraft by N-number and date.