ERA09CA432

NTSB accident investigation · Bingham Chuck Rotorway 1 · Atlanta, GA · July 31, 2009

Accident · Minor injuriesData collectionFinal report
Date
July 31, 2009, 11:30 local (16:30 UTC)
Place
Atlanta, GA
Injuries
2 minor
Damage
Substantial damage
Phase of flight
Maneuvering
Aircraft
N267BCBingham Chuck Rotorway 1
Defining event
Maneuvering-hover: Low altitude operation/event
Weather
Visual (VMC) · Day
Status
Completed · report December 29, 2009
Report
Approved by Office Director
NTSB office
Eastern Region Aviation
Parties
FAA/FSDO
FAA report
20090731049239A
Case key
74416

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 control of the helicopter while hovering in gusting wind conditions.

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.

Wind: gustsEnvironmental issues › Conditions/weather/phenomena · Response/compensationBingham Chuck ROTORWAY 162-F: 1 caseAll aircraft: 1,199 cases
Performance/control parametersAircraft › Aircraft oper/perf/capability · Not attained/maintainedBingham Chuck ROTORWAY 162-F: 1 caseAll aircraft: 1,269 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

After lifting off, the pilot stated that he encountered a strong gust of wind from the west while making a hovering turn to the east. The main rotor blades contacted the mid-field windsock pole, and the helicopter collided with the ground. The pilot suffered minor injuries, and the passenger was unharmed. The helicopter received substantial damage. The pilot stated that he did not experience any mechanical problems with the helicopter before the accident.

Factual narrative

After lifting off, the pilot stated that he encountered a strong gust of wind from the west while making a hovering turn to the east. The main rotor blades contacted the mid-field windsock pole, and the helicopter collided with the ground. The pilot suffered minor injuries, and the passenger was unharmed. The helicopter received substantial damage. The pilot stated that he did not experience any mechanical problems with the helicopter before the accident.

Aircraft

Registration
N267BC
Reported as
Bingham Chuck Rotorway 1
Category
Helicopter, amateur-built
Serial number
6523
Airframe hours
81
Engine
Ama/Expr UNKNOWN ENG, reciprocating
Damage
Substantial damage
Flight
Personal · Part 91
Airworthiness certificate
Special, Experimental (Special)
Last inspection
June 2, 2009
Departed
RYY · Atlanta, GA
Destination
RYY · Atlanta, GA
Airport
RYY · Cobb County Airport, runway 27, 6,305 × 100 ft, concrete

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
65
Injuries
Minor
Certificates
Airline transport, Commercial
Airplane ratings
Multi-engine land, Single-engine land
Instrument ratings
Helicopter, Airplane
Medical
Class 2, With waivers/limitations
Last flight review
November 1, 2008
Seat
Left
Flight hours
3,060 total · 463 in this make and model

Weather

Conditions
Visual (VMC) · Day
Wind
280° at 9 knots, gusting 14
Visibility
10 statute miles
Lowest ceiling
2,500 ft broken
Temperature
79 °F, dew point 70 °F
Altimeter
30.09 inHg
Observed at
KRYY

Docket · 2

The files NTSB released with the investigation on October 22, 2009, on NTSB’s docket system: statements, records, photos and specialists’ reports. 1.0 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.