Narrative:

On taxi out from ramp, ground instructed a taxi route to runway 17R, txwys d-g-B. Due to training and expected runway change, several activities were taking place in the cockpit and a turn onto taxiway F (instead of taxiway G) was made. A ground vehicle on the other end of taxiway F saw our turn and confirmed his clearance onto taxiway F which brought my attention to the mistake. I stopped aircraft until ground cleared us to continue on taxiway F to taxiway B to runway 17R. Clearly, a distraction inside the cockpit caused the problem and was addressed immediately. The importance of taxi clearance and briefing, along with deferring cockpit changes until on 'straight-aways' or until aircraft is stopped, would have prevented the occurrence. Because of our familiarity with this airport, in this case, it may have contributed to our overconfidence in preferred taxi rtes, ie, when taxiing in from runway 17L (after landing) preferred taxi route to ramps is taxiway d-f-B/C to ramp. When taxiing out to runway 17R from ramps taxiway d-g-B/C to runway 17R is standard. We will mention this in our crew information pages to highlight error.

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Original NASA ASRS Text

Title: A B767-300 CARGO FLC TURNS ONTO THE WRONG TXWY WHILE SUPPORTING SEVERAL COCKPIT ACTIVITIES ON THE WAY TO RWY 17R AT SDF, KY.

Narrative: ON TAXI OUT FROM RAMP, GND INSTRUCTED A TAXI RTE TO RWY 17R, TXWYS D-G-B. DUE TO TRAINING AND EXPECTED RWY CHANGE, SEVERAL ACTIVITIES WERE TAKING PLACE IN THE COCKPIT AND A TURN ONTO TXWY F (INSTEAD OF TXWY G) WAS MADE. A GND VEHICLE ON THE OTHER END OF TXWY F SAW OUR TURN AND CONFIRMED HIS CLRNC ONTO TXWY F WHICH BROUGHT MY ATTN TO THE MISTAKE. I STOPPED ACFT UNTIL GND CLRED US TO CONTINUE ON TXWY F TO TXWY B TO RWY 17R. CLRLY, A DISTR INSIDE THE COCKPIT CAUSED THE PROB AND WAS ADDRESSED IMMEDIATELY. THE IMPORTANCE OF TAXI CLRNC AND BRIEFING, ALONG WITH DEFERRING COCKPIT CHANGES UNTIL ON 'STRAIGHT-AWAYS' OR UNTIL ACFT IS STOPPED, WOULD HAVE PREVENTED THE OCCURRENCE. BECAUSE OF OUR FAMILIARITY WITH THIS ARPT, IN THIS CASE, IT MAY HAVE CONTRIBUTED TO OUR OVERCONFIDENCE IN PREFERRED TAXI RTES, IE, WHEN TAXIING IN FROM RWY 17L (AFTER LNDG) PREFERRED TAXI RTE TO RAMPS IS TXWY D-F-B/C TO RAMP. WHEN TAXIING OUT TO RWY 17R FROM RAMPS TXWY D-G-B/C TO RWY 17R IS STANDARD. WE WILL MENTION THIS IN OUR CREW INFO PAGES TO HIGHLIGHT ERROR.

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.