Mid-Air Collision at Ueberlingen © Global Air Training Limited 2010
Overview 1st July 2002 at 21:35hrs a midair collision involving a DHL B757 and Bashkirian TU154 occurred over Uberlingen in southern Germany It resulted in the total loss of both aircraft with 71 on board It was a dark night, the moon had not yet risen above the horizon. Visibility at their flight level was 10k or more Both aircraft were flying at FL 360 IFR © Global Air Training Limited 2010
DHL Boeing 757 Cargo Aircraft with 2 pilots on board On route from Bahrain to Brussels with one intermediate stop at Bergamo 13:30 departed Bahrain 19:10 hrs landed Bergamo 21:06 hrs departed for Brussels Captain – Age 47, 11942 hrs Co-Pilot – Age 34, 6604 hrs Co-Pilot PF © Global Air Training Limited 2010
Bashkirian Airlines Tupolev TU154M Passenger charter flight on route from Moscow to Barcelona 18:48 departed Moscow 5 flight deck crew & 4 cabin crew 60 passengers, mainly children Capt (under supervision) – Age 52, 12070 hrs Instructor – Age 40, 8500 hrs Co-Pilot – Age 41, 7884 hrs (Sitting behind Capt with no official function on this flight) Flight Navigator – Age 51, 12974 hrs Flight Engineer – Age 37, 4191 hrs Commander (Under Supervision) PF © Global Air Training Limited 2010
DHL B757 – Time Line 21:06 being flown by the co-pilot 21:34 He handed control to the Capt to visit the toilet situated at the rear of the cockpit 21:34 Received TCAS Traffic Advisory TA “Traffic, Traffic” 34:56 TCAS Resolution Advisory RA “Descend, Descend” 34:58 Commences descent in 12 seconds reaches 1500ft/min 35:05 Co-pilot returns, says “Traffic right there”, Capt responds “Yes” 35:10 TCAS “Increase descent”. Descent increased to 2600ft/min 35:19 Crew report the TCAS descent to Area Control Centre Zurich 35:21 Control column was pushed fully forward 21:35 The aircraft collides with the TU154 at 34,890 ft. © Global Air Training Limited 2010
Bashkirian TU154M – Time Line 21:34 TCAS generated a TA (“traffic, traffic“) 34:49 ATC “descend flight level 350, expedite, I have crossing traffic“ 34:56 Descent commences 34:56 TCAS RA “climb, climb“ 34:59 Copilot: “It says climb“. PIC: “He is guiding us down“ 35:02 PF pulls the control column. Rate of descent ceases to increase 35:03 ATC “... descend level 350, expedite descend“ 35:05 Rate of descent increased to more than 2 000 ft/min 35:24 TCAS RA “increase climb“. Copilot “It says ‘climb” 35:27 Control column pulled back, minor increase of thrust 35:31 Full thrust, abrupt pull back, aircraft still descending 21:35 Collides with DHL 757 © Global Air Training Limited 2010
B757 Tail Section & Engines © Global Air Training Limited 2010
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TU154 Wreckage © Global Air Training Limited 2010
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Any Questions © Global Air Training Limited 2010
Additional slides follow for reference if required © Global Air Training Limited 2010
ATC Zurich © Global Air Training Limited 2010
TCAS RA Indications © Global Air Training Limited 2010
Apparent Size Prior to Collision © Global Air Training Limited 2010