Narrative:

Air carrier X cleared to land lga. Air carrier Y cleared for takeoff on crossing runway. Air carrier Y, taking off, delayed roll until a potential conflict developed between air carrier X and air carrier Y. Tower requested air carrier Y on runway to 'roll' and reclred air carrier X to land. At 100 ft on approach, saw air carrier Y enter intersection approximately 2000 ft from landing area. Uneventful landing and takeoff. Air carrier Y should have been advised to abort takeoff after lengthy delay rolling.

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Original NASA ASRS Text

Title: A B727 CREW SLOW DEPARTING LGA WITH AN A320 LNDG ON XING RWY.

Narrative: ACR X CLRED TO LAND LGA. ACR Y CLRED FOR TKOF ON XING RWY. ACR Y, TAKING OFF, DELAYED ROLL UNTIL A POTENTIAL CONFLICT DEVELOPED BTWN ACR X AND ACR Y. TWR REQUESTED ACR Y ON RWY TO 'ROLL' AND RECLRED ACR X TO LAND. AT 100 FT ON APCH, SAW ACR Y ENTER INTXN APPROX 2000 FT FROM LNDG AREA. UNEVENTFUL LNDG AND TKOF. ACR Y SHOULD HAVE BEEN ADVISED TO ABORT TKOF AFTER LENGTHY DELAY ROLLING.

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.