Narrative:

Small aircraft X, a BE35, was instructed to taxi into position and hold on runway 18R, a piper was rolling out downfield. Air carrier Y, an ATR 72, was cleared for takeoff on runway 18L. Started a takeoff roll. The piper ahead had cleared the runway. X was told to hold in position but did not acknowledge. Takeoff clearance for Y was canceled and Y was instructed to hold in position on runway 18L. When X was airborne radio contact was attempted but not acknowledged by X. When X was approximately 1 mi south of tul airport, radio contact was established and X was instructed to turn left and contact departure. When X was clear of the departure course, Y was cleared for takeoff. The event was then reported to the TRACON supervisor.

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Original NASA ASRS Text

Title: MULTIPLE RWY OP PARALLEL RWYS SMA X UNAUTH TKOF ACR Y ABORTED TKOF.

Narrative: SMA X, A BE35, WAS INSTRUCTED TO TAXI INTO POS AND HOLD ON RWY 18R, A PIPER WAS ROLLING OUT DOWNFIELD. ACR Y, AN ATR 72, WAS CLRED FOR TKOF ON RWY 18L. STARTED A TKOF ROLL. THE PIPER AHEAD HAD CLRED THE RWY. X WAS TOLD TO HOLD IN POS BUT DID NOT ACKNOWLEDGE. TKOF CLRNC FOR Y WAS CANCELED AND Y WAS INSTRUCTED TO HOLD IN POS ON RWY 18L. WHEN X WAS AIRBORNE RADIO CONTACT WAS ATTEMPTED BUT NOT ACKNOWLEDGED BY X. WHEN X WAS APPROX 1 MI S OF TUL ARPT, RADIO CONTACT WAS ESTABLISHED AND X WAS INSTRUCTED TO TURN L AND CONTACT DEP. WHEN X WAS CLR OF THE DEP COURSE, Y WAS CLRED FOR TKOF. THE EVENT WAS THEN RPTED TO THE TRACON SUPVR.

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.