Serious incident Boeing 777-223ER N779AN,
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ASN Wikibase Occurrence # 370566
 
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Date:Tuesday 25 April 2000
Time:10:28 LT
Type:Silhouette image of generic B772 model; specific model in this crash may look slightly different    
Boeing 777-223ER
Owner/operator:American Airlines
Registration: N779AN
MSN: 29955/225
Total airframe hrs:4087 hours
Engine model:Rolls-Royce TRENT/892-17
Fatalities:Fatalities: 0 / Occupants: 167
Aircraft damage: None
Category:Serious incident
Location:Chicago-O'Hare International Airport, IL (ORD/KORD) -   United States of America
Phase: Take off
Nature:Passenger - Scheduled
Departure airport:Chicago-O'Hare International Airport, IL (ORD/KORD)
Destination airport:London-Heathrow Airport (LHR/EGLL)
Investigating agency: NTSB
Confidence Rating: Accident investigation report completed and information captured
Narrative:
The airplane departed from a closed runway. No injuries were reported. The first officer's stated, "After normal preflight and gate departure. We advised metering that we were ready for taxi and would prefer 32R if available. Ground gave us clearance to taxi to 32R. Tower first had us hold short and then position and hold awaiting the departure of two aircraft from intersecting runways. We were then cleared for takeoff." The airport had issued a runway closure NOTAM. The flight's dispatch contained the NOTAM. The dispatch listed the runway status as open. ATIS did not list the runway closure. A FAA recommendation stated, "Add the suggestion to our list of good operating procedures that closure strips should not be used as departure strip runway separators. Closure strips should be placed and left in a prominent position on the podiums. ... In addition to Locals and Grounds receiving runway closure strips, both Flight Data and Ground Metering should have closure strips as well. ... Revise Flight Data, Clearance Delivery, and Ground Metering positions relief checklists to include runway closure information. Brief operational personnel that runway closures must be broadcast on the ATIS. Brief operational personnel that pilots must be informed that a runway is closed when it is requested for takeoff/landing. Brief operational supervisors of the requirement to ensure ATIS broadcasts are correct and contain pertinent information."

Probable Cause: the flightcrew not detecting the runway closure NOTAM and the Air Traffic Control personnel on the metering, ground, and local positions giving an improper clearance to taxi to a closed runway. Factors were the closed runway, ATIS information not issued by Air Traffic Control personnel, and insufficiently defined procedures of disseminating pertinent safety of flight information.

Accident investigation:
cover
  
Investigating agency: NTSB
Report number: CHI00IA125
Status: Investigation completed
Duration: 1 year and 4 months
Download report: Final report

Sources:

NTSB CHI00IA125

History of this aircraft

Other occurrences involving this aircraft
23 February 2007 N779AN American Airlines 0 Chicago, IL non
19 May 2009 N779AN American Airlines 0 Miami International Airport, FL (MIA/KMIA) non

Revision history:

Date/timeContributorUpdates
25-Mar-2024 12:04 ASN Update Bot Added

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