乌伯林根空难附录.pdf

Appendix 2 AX001-1-2/02 Events in both CockpitsZeit UTC Min Sek Boeing B757-200 Flug DHX 611 Tupolew TU154 M Flug BTC 2937 21:21:50 13:42 Initial call to ACC Zurich on MHz at FL 260. The crew is instructed to switch the transponder to 7524, to climb to FL 320 and is cleared direct to Tango VOR. The crew requests a climb to FL 360. ACC Zurich announces the clearance in 4 to 5 minutes later. 21:26:36 8:56 The crew receives the instruction to climb to FL 360. 21:29:50 5:42 The aircraft reaches FL 360. 21:30:11 5:21 Initial call to ACC Zurich on MHz at flight level FL 360. The crew is instructed to switch the transponder to 7520. 21:33:03 2:29 Start of a conversation within the cockpit about a TCAS-indication, which shows another aircraft in the same altitude. 21:34:24 1:08 The First Officer indicates to leave his seat in the cockpit and hands over the controls to the PIC. ?Excuse I`ll use the facilities“. 21:34:42 0:50 TCAS informs the crew of conflicting traffic (TA) (“Traffic, Traffic“).TCAS informs the crew of conflicting traffic (TA) (“Traffic, Traffic“).21:34:49 0:43 The radar controller instructs the crew to an expedite descent to FL 350. This instruction was given together with an information about conflicting traffic.. “B-T-C 2937, ..descend flight level 3-5-0, expedite, I have crossing traffic” 21:34:54 0:38 The crew initiates a descent. 21:34:56 0:36 The TCAS issues a RA to descend. The crew follows mand. The radar separation falls below 7 NM. The TCAS issues a RA to climb. The crew continues in following ATC. The radar separation falls below 7 NM. 21:35:03 0:29 The radar controller of ACC Zurich repeats the instruction to an expedite descent to FL 350, because the first instruction had not been acknowledged. “B-T-C 2937, ..descend level 3-5-0, expedite descent”. The crew now immediately acknowledges. ?Expedite descent level 3-5-0, BTC 2-9-3-7“. After that the radar controller informs the crew