Etihad A340-600 Accident

Posted: November 26, 2007 in Aircraft, Airliners, AVIATION, Commercial

TOULOUSE, France (AP) — Five people on board an Airbus 340-600 were injured Thursday      (20th November 2007) during technical tests of the plane on the ground at a French airport,
the company said.

Airbus gave no details of the accident.

The company said the four-engine plane, which is scheduled to be delivered to
Abu Dhabi-based Etihad Airways, had been undergoing engine tests outside Toulouse,
the southwestern French city where the European plane-making consortium is based.

The following is the timeline of events from the Etihad A340-600 accident last week:

FROM : AIRBUS
FLIGHT SAFETY DEPARTMENT
TOULOUSE

SUBJECT: A340-600
– MSN 856 – ACCIDENT IN PRODUCTION OUR REF.: F-WWCJ AIT 2 DATED 20th OF
NOVEMBER 2007 PREVIOUS REF: F-WWCJ AIT 1 DATED 16th OF NOVEMBER 2007

THIS AIT IS AN UPDATE OF PREVIOUS AIT N°1 CONCERNING THE A340-600 PRODUCTION AIRCRAFT
MSN 856 INVOLVED IN AN ACCIDENT IN AIRBUS PRODUCTION FACILITIES IN TOULOUSE ON THE 15TH
NOVEMBER 2007 AT 17:00 LOCAL TIME.

THE FOLLOWING IS THE SEQUENCE OF EVENTS ACCORDING TO THE RECORDERS, WHICH HAS BEEN APPROVED FOR RELEASE BY THE FRENCH INVESTIGATION AUTHORITIES (BEA).

FOR ABOUT 3
MINUTES BEFORE THE END OF THE EVENT, ALL FOUR ENGINES EPR WAS BETWEEN 1.24 AND 1.26
WITH PARKING BRAKE ON AND WITHOUT GROUND CHOCKS.

THE ALTERNATE BRAKE PRESSURE WAS NORMAL.
(WITH PARKING BRAKE ON, BRAKE

PRESSURE IS
SUPPLIED BY ALTERNATE).

13 SECONDS BEFORE THE IMPACT THE AIRCRAFT STARTED TO MOVE.
WITHIN 1 OR 2 SECONDS THE CREW APPLIED BRAKE PEDAL INPUTS AND SELECTED PARKING BRAKE OFF.
THESE ACTIONS LED THE NORMAL BRAKE PRESSURE TO INCREASE TO ITS NORMAL
VALUE.

2 SECONDS PRIOR BEFORE THE IMPACT, ALL 4 ENGINE THRUST LEVERS WERE SELECTED TO IDLE.

THE AIRCRAFT IMPACTED THE CONTAINMENT WALL AT A GROUND SPEED OF 30 KTS.

THERE IS NO EVIDENCE OF ANY AIRCRAFT SYSTEM OR ENGINE MALFUNCTION.

AIRBUS REMINDS ALL OPERATORS TO STRICTLY ADHERE TO AMM PROCEDURES WHEN PERFORMING
ENGINE GROUND
RUNS

ENGINE GROUND RUNS AT HIGH POWER ARE NORMALLY CONDUCTED ON A SINGLE ENGINE WITH
THE ENGINE IN THE SAME POSITION ON THE OPPOSITE WING OPERATED AT A LIMITED THRUST SETTING TO
AVOID DAMAGE TO THE AIFRAME

WHEEL CHOCKS ARE TO BE INSTALLED THROUGHOUT THE TEST.

YANNICK MALINGE

VICE PRESIDENT FLIGHT SAFETY

AIRBUS

When you see these up-close photos of the scope of the damage to the aircraft it’s even more amazing that no one was killed. Truly a miracle.

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