NTSB Identification: OPS08IA011B
Incident occurred Monday, July 21, 2008 in Chicago, IL
Probable Cause Approval Date: 02/19/2009
Aircraft: Embraer 145, registration:
Injuries: 50 Uninjured.

NTSB investigators used data provided by various sources and may not have traveled in support of this investigation to prepare this aircraft incident report.

On July 22, 2008, at 1247 central daylight time, American Eagle flight 4298 (EGF298), N624AE, an Embraer Regional Jet 145 (E145), was departing runway 32 left (32L) when it conflicted with N252RP, a Learjet 60 (LJ60) landing runway 9 right (9R) at Chicago O'Hare International Airport (ORD), Chicago, Illinois. The Federal Aviation Administration (FAA) preliminary operational error report stated that the vertical separation between the two airplanes was approximately 200 feet. The E145 was a scheduled airline passenger flight operating under 14 Code of Federal Regulations (CFR) Part 121. The LJ60 was a business flight operating under 14 CFR Part 91. Both flights were operating on instrument flight rules flight plans. There were no injuries to the occupants and there was no damage to either airplane. Day visual meteorological conditions prevailed at the time of the incident.

The National Transportation Safety Board determines the probable cause(s) of this incident to be:

The LC-10 controller's failure to ensure the appropriate separation between two airplanes operating on runways where flight paths intersect.

Full narrative available

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