AD 2024-16-09
Applicability
| Type | Manufacturer | Model | Details |
|---|---|---|---|
| aircraft | Boeing | Company | Airworthiness Directives; The Boeing Company Airplanes |
Unsafe Condition
Cracks in the fuselage skin common to the underwing longeron (UWL) caused by cold work surface upset that is not removed from the mating parts and high joint load transfer or significant local bending stresses at critical fastener locations.
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Required Actions
Inspect the left and right side fuselage skin common to the UWL for any cracking, either externally or internally depending on configuration. Take applicable on-condition actions as required.
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Compliance Time
Before further flight
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Affected Aircraft
The Boeing Company Model 777-200, -200LR, -300, -300ER, and 777F series airplanes.
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Source: Official FAA Source ↗
Retrieved: Apr 4, 2026
Rights: U.S. Government Public Domain
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