GENERAL INFORMATION

Data Source RUNWWAY SAFETY OFFICE - RUNWAY INCURSIONS
Event Id 34378
FAA Event Type OI
Event LCL Date 21-SEP-25
Event LCL Time 07:3
Event State IL
RI Category Rank C
Airport Id ORD
Event Location CHICAGO O'HARE INTL
Event Lndg/Tkoff Surface RWY 27C
Aircraft 1 Type B39M
Aircraft 2 Type E75L
Aircraft 1 FAR 121
Aircraft 2 FAR 121
Weather Condition N/A

ANALYSIS DESCRIPTION

AIRCRAFT 1 ENTERED RWY 27C WITHOUT ATC AUTHORIZATION. AIRCRAFT 1/B39M WAS ON TWY D HOLDING SHORT OF TWY Z. LC INSTRUCTED AIRCRAFT 1 TO TURN LEFT AT TWY Z, HOLD SHORT RWY 27L. PILOT READBACK WAS CORRECT. AIRCRAFT 1 CROSSED RWY 27C AT TWY Z. LC ISSUED RWY 27C GO-AROUND INSTRUCTIONS TO AIRCRAFT 2/E75L PRIOR TO THE THRESHOLD.

END REPORT