Description

On 30 October 2006, at Seattle-Tacoma International Airport, Seattle, Washington a Boeing 737-200 operated by Alaska Airlines, took off in daylight from a runway parallel to that which had been cleared with no actual adverse consequences.

Synopsis

The official National Transportation Safety Board (USA) (NTSB) Report on the Serious Incident states:

"According to the captain of the flight, there was a short delay at the gate because of "a cargo issue." As a result, the flight crew had to correct the flight paperwork and obtain an amended release from dispatch. While at the gate, the first officer (FO) of the flight obtained the automatic terminal information service (ATIS) information "Golf" and received the flight's air traffic control clearance via the aircraft communications addressing and reporting system. ATIS "Golf" indicated that both full-length and taxiway Q intersection takeoff operations were being conducted from runway 34R.

According to the flight crewmembers, during the delay at the gate, they performed a taxi briefing, which included a departure briefing from for runway 34R. After pushback from the gate, the ground controller instructed the flight to follow another airplane to runway 34R at taxiway Q.