DEN08CA016

NTSB accident investigation · Robinson R-44 II · Cleveland, GA · October 21, 2007

Accident · No injuriesData collectionFinal report
Date
October 21, 2007, 16:45 local (20:45 UTC)
Place
Cleveland, GA
Injuries
1 uninjured
Damage
Substantial damage
Phase of flight
Landing
Aircraft
N223ZRobinson R-44 II
Weather
Visual (VMC) · Day
Status
Completed · report December 20, 2007
Report
Approved by Office Director
Parties
FAA Flight Standards District Office
Case key
66956

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 failure to maintain control of the helicopter during the landing, resulting in substantial damage to the helicopter. Contributing to the accident was the windy conditions.

Sequence of events

NTSB’s coding before 2008: each occurrence and phase of flight, and the causes and factors under it. The codes are defined in NTSB’s coding manual.

In flight encounter with weatherLanding - flare/touchdown
Weather condition - high windFactor
Loss of control - in flightLanding
Aircraft control - not maintainedPilot in commandCause
Hard landingLanding
Terrain condition - ground

Analysis

According to the student pilot, during the last approach, at approximately two to four feet above the ground, a gust of wind blew the helicopter to the right. He reported that the main rotor impacted the ground, resulting in substantial damage. The student pilot reported no mechanical anomalies prior to the accident. Reported winds were 100 degrees at 9 knots. The student pilot estimated the winds were from 360 degrees at 12 knots.

Factual narrative

According to the student pilot, he was practicing approaches and landings on his private property. During the last approach, at approximately two to four feet above the ground, a gust of wind blew the helicopter to the right. The student pilot reported that the main rotor impacted the ground. Examination of the helicopter, conducted by an FAA Inspector revealed that the fuselage was crushed up, the rotor mast was bent forward, the front skid was separated from the fuselage, and all the rotor blades were destroyed. The student pilot reported no mechanical anomalies prior to the accident. Automated weather at Lee Gilmer Memorial Airport (GVL), Gainesville, Georgia, approximately 19 miles south of the accident site, reported winds 100 degrees at 9 knots. The student pilot estimated the winds were from 360 degrees at 12 knots.

Aircraft

Registration
N223Z
Reported as
Robinson R-44 II
Category
Helicopter
Serial number
10415
Airframe hours
400
Engine
Lycoming IO-540-AE, 245 horsepower, reciprocating
Damage
Substantial damage
Flight
Instructional · Part 91
Airworthiness certificate
Standard, Normal
Departed
LZU · Lawrenceville, GA
Destination
GA

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
Student pilot
Age
48
Injuries
None
Certificate
Student
Medical
Class 3, Without waivers/limitations
Seat
Right
Flight hours
64 total · 64 in this make and model · 1 in the last 24 hours

Weather

Conditions
Visual (VMC) · Day
Wind
100° at 9 knots
Visibility
10 statute miles
Lowest ceiling
None
Temperature
77 °F, dew point 45 °F
Altimeter
30.20 inHg
Observed at
KGVL, 19 nm away