Narrative:

A LR60 was conducting a flight check to the runway 34L localizer. A delay vector was given to B737 north of smf who was landing runway 16R to give space for LR60 to runway 34L. The supervisor said the operation was ok and was watching the scope at the time. The LR60 was about crossing landing threshold and the B737 was approximately 9 mile final and tower called and asked what we were doing with the B737. I asked if they wanted me to break them out and they said yes. The B737 was broke out and re-sequenced. Separation was not lost between the two aircraft but I was advised by the supervisor on duty that he was going to report the event and that I should as well. That opposite direction rules is better studied.

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Original NASA ASRS Text

Title: NCT Controller described a possible separation infraction involving 'opposite direction traffic' procedures. The event included a Flight Check aircraft and an Air Carrier operation at SMF.

Narrative: A LR60 was conducting a Flight Check to the Runway 34L Localizer. A delay vector was given to B737 north of SMF who was landing Runway 16R to give space for LR60 to Runway 34L. The supervisor said the operation was OK and was watching the scope at the time. The LR60 was about crossing landing threshold and the B737 was approximately 9 mile final and Tower called and asked what we were doing with the B737. I asked if they wanted me to break them out and they said yes. The B737 was broke out and re-sequenced. Separation was not lost between the two aircraft but I was advised by the supervisor on duty that he was going to report the event and that I should as well. That opposite direction rules is better studied.

Data retrieved from NASA's ASRS site as of July 2013 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.