GENERAL INFORMATION

Data Source RUNWWAY SAFETY OFFICE - RUNWAY INCURSIONS
Event Id 29945
FAA Event Type PD
Event LCL Date 13-JAN-23
Event LCL Time 20:4
Event State NY
RI Category Rank B
Airport Id JFK
Event Location JOHN F KENNEDY INTL
Event Lndg/Tkoff Surface RWY 4L
Aircraft 1 Type B772
Aircraft 2 Type B739
Aircraft 1 FAR 121
Aircraft 2 FAR 121
Weather Condition KJFK 140051Z 32018KT 10SM OVC026 05/M01 A2969 RMK AO2 SLP053 T00501011

ANALYSIS DESCRIPTION

AIRCRAFT 1 CROSSED RUNWAY 4L WITHOUT ATC AUTHORIZATION. GC INSTRUCTED AIRCRAFT 1/B772, SOUTHEAST BOUND ON TAXIWAY B, TO CROSS RUNWAY 31L AT TAXIWAY K. PILOT READBACK WAS CORRECT. LC CLEARED AIRCRAFT 2/B739 FOR TAKEOFF ON RUNWAY 4L. AIRCRAFT 1 DID NOT TURN RIGHT ONTO TAXIWAY K BUT TURNED LEFT ONTO TAXIWAY J AND CROSSED RUNWAY 4L WITHOUT APPROVAL. ASDE-X ALERTED; LC CANCELED AIRCRAFT 2 TAKEOFF CLEARANCE. THE AIRCRAFT CAME TO A STOP BEFORE TAXIWAY K4. THE CLOSEST PROXIMITY WAS APPROXIMATELY 1000 FEET.

END REPORT