Federal Register
Airworthiness Directives; The Boeing Company Airplanes- Facts included
- The FAA is adopting a new airworthiness directive (AD) for all The Boeing Company Model 757-300 series airplanes.
- The AD was prompted by a crack growth analysis that indicated that existing maintenance planning data (MPD) and supplemental structural inspection program (SSIP) tasks do not provide adequate inspection opportunities to detect cracks in the upper frames around the uppermost fastener common to the fail‑safe chord at the fuselage frame splices.
- The AD requires an inspection or maintenance record check for existing repairs, repetitive inspections of the upper frames around the uppermost fastener common to the fail‑safe chord at the fuselage frame splices for any cracks, and applicable on‑condition actions.
- The FAA is issuing this AD to address the unsafe condition on these products.
- Sourcing
- High – the information comes directly from an official FAA airworthiness directive, which is a primary regulatory source.
- Framing
- The text is purely factual reporting of the FAA's regulatory action; no opinion or editorial commentary is present.
- Omissions
- The excerpt does not provide details such as the number of affected aircraft, the timeline for compliance, the potential cost to operators, or any historical incidents that prompted the analysis. It also lacks information on how operators are expected to implement the…
- Rhetorical notes (3)
- Neutral factual language · Technical justification · Directive description