Narrative:

Location: seatac airport, taxi pretkof. We were taxiing up to runway 16L on taxiway B. Tower cleared air carrier X into position and hold runway 16L. We repeated 'air carrier X position and hold runway 16L.' the checklist was completed up to the takeoff brief PA. We turned west on taxiway a. We completed the takeoff brief and before takeoff checklist to nose lights. Tower stated 'air carrier X hold short of runway 16R.' we held short of the runway. We realized we had taxied across runway 16L. An air carrier Y B737 landed on runway 16R approximately 1 min later. Tower cleared air carrier X into position and hold runway 16R and subsequently cleared us for takeoff.

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Original NASA ASRS Text

Title: AN S80 FLC TAXIES ACROSS THEIR ASSIGNED TKOF RWY 16L AND IS STOPPED SHORT OF ACTIVE, LNDG TFC, RWY 16R BY TWR CTLR AT SEA, WA.

Narrative: LOCATION: SEATAC ARPT, TAXI PRETKOF. WE WERE TAXIING UP TO RWY 16L ON TXWY B. TWR CLRED ACR X INTO POS AND HOLD RWY 16L. WE REPEATED 'ACR X POS AND HOLD RWY 16L.' THE CHKLIST WAS COMPLETED UP TO THE TKOF BRIEF PA. WE TURNED W ON TXWY A. WE COMPLETED THE TKOF BRIEF AND BEFORE TKOF CHKLIST TO NOSE LIGHTS. TWR STATED 'ACR X HOLD SHORT OF RWY 16R.' WE HELD SHORT OF THE RWY. WE REALIZED WE HAD TAXIED ACROSS RWY 16L. AN ACR Y B737 LANDED ON RWY 16R APPROX 1 MIN LATER. TWR CLRED ACR X INTO POS AND HOLD RWY 16R AND SUBSEQUENTLY CLRED US FOR TKOF.

Data retrieved from NASA's ASRS site as of July 2007 and automatically converted to unabbreviated mixed upper/lowercase text. This report is for informational purposes with no guarantee of accuracy. See NASA's ASRS site for official report.