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Swedish SHK releases report on B747SP airbridge collision at Stockholm
14 February 2008

The Swedish SHK released their final investigation report on the accident involving a Boeing 747 SP of Syrianair in December 2006.
When taxiing in to the gate the pilots were guided regarding distance and lateral deviations from a display board on the terminal building. The display was programmed by an operator from a handling company. She had received information about the arriving aircraft type from the data system at the airport, where the type code 74L was stated. She was not familiar with this specific code, but presumed it was a standard Boeing 747, which her colleagues also assumed. A standard B 747 is longer than a SP-version, implying that parking is considerably closer to the terminal building. The computer system laser scans the front profile of the parking aircraft to confirm that the correct type is programmed. Some gates at Arlanda have versions of this system that can separate different versions of the same aircraft type ( B747