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Earlier that day, the aircraft they flew—an aging Airbus A320—had been cleared for flight despite having one thrust reverser inoperative, an issue recorded but not immediately addressed by the maintenance team. While not deemed a significant issue under normal circumstances, this condition became a crucial oversight in the unpredictable environment of Congonhas Airport’s notoriously short and slippery runway.
Congonhas Airport, the primary airport serving São Paulo, was infamous for its tight space surrounded by urban development and a runway that lacked safety margins at both ends. The runway's short length and precarious surface significantly elevated the risk for pilots, particularly those landing during adverse weather conditions.