AD 2012-12-15

Recurring final rule
Data completeness: 70%

Airworthiness Directives; The Boeing Company Airplanes

AD Number
2012-12-15
Status
final_rule
Effective Date
Product Category
aircraft
Docket
Docket No. FAA-2011-0304
FR Citation
77 FR 42964

Applicability

TypeManufacturerModelDetails
aircraft Boeing Company Airworthiness Directives; The Boeing Company Airplanes
aircraft Aviat Various Airworthiness Directives; The Boeing Company Airplanes

Unsafe Condition

Potential for ignition sources inside fuel tanks caused by latent failures, alterations, repairs, or maintenance actions, which, in combination with flammable fuel vapors, could result in a fuel tank explosion and consequent loss of the airplane.

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Required Actions

Revise the Airworthiness Limitations (AWLs) section of the Instructions for Continued Airworthiness by incorporating new limitations for fuel tank systems to satisfy Special Federal Aviation Regulation No. 88 requirements. Perform the initial inspection of certain repetitive AWL inspections to phase-in those inspections, and repair if necessary. Accomplish a certain initial inspection for a revised AWL.

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Compliance Time

Before further flight

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Affected Aircraft

The Boeing Company Model 757 Airplanes

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Source: Official FAA Source ↗

Retrieved: Apr 6, 2026

Rights: U.S. Government Public Domain

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