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Transport i infrastruktura · 12/06/2012

The Boeing Company Proposes New Airworthiness Directive for 747-400 Series Airplanes

The Boeing Company is proposing a new airworthiness directive to address reports of crown frame web cracking on certain 747-400 series airplanes, with the goal of preventing complete fracture and in-flight decompression.

Source: Federal Register — Transportation DepartmentOpen original release →