CEN11WA412

NTSB accident investigation · McDonnell Douglas Helicopter 369E · Glastonbury, United Kingdom · June 19, 2011

Accident · Serious injuriesForeign investigation
Date
June 19, 2011, 14:20 local (14:20 UTC)
Place
Glastonbury, United Kingdom
Injuries
1 serious
Damage
Substantial damage
Phase of flight
Enroute
Aircraft
G-KSWIMcDonnell Douglas Helicopter 369E
Defining event
Enroute-cruise: Sys/Comp malf/fail (non-power)
Weather
Visual (VMC) · Day
NTSB office
Central Region
Lead agency
Other
Parties
Air Accidents Investigation Branch (AAIB)
Case key
80860

From the NTSB’s public API. By law, NTSB reports can’t be used as evidence in lawsuits over the accident.

On this page

Findings · 1

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.

Rotorcraft flight control: tail rotor control systemAircraft › Aircraft propeller/rotor · FailureAll aircraft: 13 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.

Factual narrative

On June 19, 2011, at 1420 universal coordinated time (UTC), a McDonnell Douglas Helicopter Company model 369E, United Kingdom registration G-KSWI, s/n 0204E, was substantially damaged during an emergency landing after experiencing a mechanical failure of the tail-rotor control system near Glastonbury, United Kingdom. The helicopter was substantially damaged and the pilot was seriously injured during the accident. The investigation is under the jurisdiction of the United Kingdom Government. Further information may be obtained from: Department for Transport Air Accident Investigation Branch (AAIB) Farnborough House Berkshire Copse Road Aldershot, Hampshire GU11 2HH, United Kingdom Phone: +44 (0) 1252 510300 Fax: +44 (0) 1252 376999 E-mail: investigations@aaib.gov.uk Webpage: http://www.aaib.gov.uk This report is for informational purposes only and contains only information released by or obtained from the Air Accident Investigation Branch (AAIB).

Aircraft

Registration
G-KSWI
Reported as
McDonnell Douglas Helicopter 369E
Category
Helicopter
Serial number
0204E
Engine
Rolls-Royce 250-C20B, 420 horsepower, turbo shaft
Damage
Substantial damage
Flight
Personal · Non-U.S., non-commercial
Departed
Yeovilton
Destination
Cornwall
Flight plan
Unknown

Flight crew

As NTSB recorded them. NTSB leaves out names.

Role
Pilot
Injuries
Serious
Seat
Left

Weather

Conditions
Visual (VMC) · Day