Narrative:

Received clearance from sba ground control to taxi to runway 25. We mistakenly taxied to runway 07 and im the process cross runway 15L/right without clearance. No traffic was using runway 15L/right at the time. Sba tower observed our mistake and re-cleared us to taxi to runway 25. No other action was taken. Callback conversation with reporter revealed the followin information: that the crew had been to this airport previously in the same day. At that time they had used the opposite runway. Traffic was light. No reference was made to the airport chart during taxi. The first officer was busy taking care of secondary duties relative to weight and balance and aircraft performance computations during the taxi.

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Original NASA ASRS Text

Title: AN ACR CREW TAXIES TOWARD THE WRONG RWY CROSSING TWO ACTIVE RWYS IN THE PROCESS. THE TWR CTLR NOTICES AND REISSUES A CLRNC TO THE CORRECT RWY.

Narrative: RECEIVED CLRNC FROM SBA GND CONTROL TO TAXI TO RWY 25. WE MISTAKENLY TAXIED TO RWY 07 AND IM THE PROCESS CROSS RWY 15L/R WITHOUT CLRNC. NO TFC WAS USING RWY 15L/R AT THE TIME. SBA TWR OBSERVED OUR MISTAKE AND RE-CLEARED US TO TAXI TO RWY 25. NO OTHER ACTION WAS TAKEN. CALLBACK CONVERSATION WITH RPTR REVEALED THE FOLLOWIN INFO: THAT THE CREW HAD BEEN TO THIS ARPT PREVIOUSLY IN THE SAME DAY. AT THAT TIME THEY HAD USED THE OPPOSITE RWY. TFC WAS LIGHT. NO REFERENCE WAS MADE TO THE ARPT CHART DURING TAXI. THE FO WAS BUSY TAKING CARE OF SECONDARY DUTIES RELATIVE TO WEIGHT AND BALANCE AND ACFT PERFORMANCE COMPUTATIONS DURING THE TAXI.

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.