Busan A321 at Busan on May 8th 2012, landed on wrong runway
Last Update: August 11, 2013 / 19:17:03 GMT/Zulu time
Incident Facts
Date of incident
May 8, 2012
Aircraft Registration
HL7761
Aircraft Type
Airbus A321
ICAO Type Designator
A321
- While descending towards Busan the crew received a LGCIU 1 FAULT message causing the crew to engage in persistent doubt and tunnel vision, the following events being result of psychology.
- The crew consistently failed to identify they were not aligning with the correct runway, the controller could not easily notice the aircraft was aligning with the wrong runway.
- The approach lights for both runways 18L and 18R were visible but the crew did not identify them
- The pilot monitoring was busy checking the ECAM landing gear page following the LGCIU message and did not properly monitor the flight trajectory.
The ARAIB reported that the aircraft was descending through 11000 feet towards Busan, the captain (50, ATPL, 13,481 hours total, 7,587 hours on type) was pilot flying, the first officer (34, CPL, 335 hours total, 85 hours on type) was pilot monitoring, when the crew received a LGCIU (Landing Gear Control Interface Unit) #1 fault indication. The crew worked the relevant checklists and in accordance with the checklist results continued the approach, however remained uneasy as the ECAM continued to show a yellow cross. The crew subsequently established on the localizer approach to runway 36L and circled to runway 18R.
After turning off the extended runway center line to join downwind the crew lowered the landing gear and received three green indications, however, the ECAM in addition continued to show the yellow cross, which was normal according to the LGCIU #1 failed status however with the crew still uneasy the crew engaged in cross checking the landing gear status.
While on a right downwind for runway 18R tower cleared the crew to land on runway 18R. Runway 18L was occupied by vehicles near the end of the runway conducting the daily regular runway check.
After turning base the ECAM was switched to the landing gear page, the crew still uneasy about the landing gear status and in doubt and tunnel vision of the landing gear status and the crew checked the gear again. At that time the aircraft crossed the extended center line of runway 18R. Thus the crew became first visual with the approach lights of runway 18L (SSALR 720m length) and aligned with the approach lights. The pilot monitoring continued to monitor the landing gear and thus did not cross check which runway they were aiming for.
While on short final neither pilot attempted to visually identify the runway markers indicating 18L or 18R.
The crew became aware of landing on the wrong runway after slowing down on runway 18L, being told by the tower controller about landing on the wrong runway and sighting the vehicles at the end of the runway.
The ARAIB analyzed that the tower controller could not easily identify from his position which runway the aircraft was approaching due to the proximity of the runways and the viewing angle.
Incident Facts
Date of incident
May 8, 2012
Aircraft Registration
HL7761
Aircraft Type
Airbus A321
ICAO Type Designator
A321
This article is published under license from Avherald.com. © of text by Avherald.com.
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