During the pandemic-era fleet reactivations of late 2021, maintenance crews performed deep-level "C" and "D" structural checks on long-parked Airbus A330 widebodies. Heavy maintenance checks routinely reveal fatigue cracks in areas like the rib support structures or fuselage skin.
The primary event associated with the "black box," an Airbus A330, and a structural "crack" in December 2021 refers to a serious landing gear failure involving an Air Canada aircraft at black box a330 crack 12 2021
Internet searches linking these phrases stem from a synthesis of unrelated December 2021 aviation events, notably airframe fatigue bulletins and updated European flight data tracking rules . During the pandemic-era fleet reactivations of late 2021,