WPR17WA203

NTSB accident investigation · Robinson Helicopter R44 II · Darwin Aerodrome, Australia · August 18, 2017

Accident · No injuriesForeign investigation
Date
August 18, 2017
Place
Darwin Aerodrome, Australia
Injuries
4 uninjured
Damage
Substantial damage
Phase of flight
Maneuvering
Aircraft
VH-LGNRobinson Helicopter R44 II
Defining event
Maneuvering: Unknown or undetermined
NTSB office
Western Pacific Region
Lead agency
Other
Case key
96011

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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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.

Factual narrative

On August 18, 2017, at 1400 local time, a Robinson R44 II, VH-LGN, was substantially damaged during a forced landing near Darwin Aerodrome, Australia. The helicopter was operated under the pertinent civil regulations of the government of Australia. The pilot and three passengers were not injured. The pilot reported that during a descending turn at about 50 knots, the helicopter began to vibrate. He attempted to level out and the vibration became worse. He initiated a forced landing The investigation is under the jurisdiction of the Government of Australia. This report is for information purposes only and contains only information released by the Government of Australia. Further information pertaining to this accident may be obtained from: Australian Transport Safety Bureau (ATSB) 62 Northbourne Avenue Canberra ACT 2601 Australia Tel: +612 6274 7439 www.atsb.gov.au

Aircraft

Registration
VH-LGN
Reported as
Robinson Helicopter R44 II (II)
Category
Helicopter
Serial number
12052
Engine
Textron Lycoming IO-540-AE1A5, reciprocating
Damage
Substantial damage
Operator
Helibrook Pty Ltd
Registered owner
Mw Contracting (Qld) Pty Ltd