AD 2016-04-18

Recurring final rule
Data completeness: 70%

Airworthiness Directives; The Boeing Company Airplanes

AD Number
2016-04-18
Status
final_rule
Effective Date
Product Category
aircraft
Docket
Docket No. FAA-2015-1270
FR Citation
81 FR 10468

Applicability

TypeManufacturerModelDetails
aircraft Boeing Company Airworthiness Directives; The Boeing Company Airplanes

Unsafe Condition

Significant fuselage skin damage at certain parts of the dorsal fairing, due to wear from the dorsal fairing, which could result in skin cracking and consequent depressurization of the airplane.

AI-generated summary from the source AD text. Verify against the official source before acting.

Required Actions

Repetitive detailed inspections for wear and cracks of the fuselage skin under the dorsal fairing, and related investigative and corrective actions if necessary. Repetitive post-repair external surface high frequency eddy current inspections of the blended areas of the skin and detailed inspections of the unrepaired areas, and related investigative and corrective actions if necessary.

AI-generated summary from the source AD text. Verify against the official source before acting.

Compliance Time

Within 12 months of the effective date of the AD.

AI-generated summary from the source AD text. Verify against the official source before acting.

Affected Aircraft

The Boeing Company Model 747-100, -200B, -200C, -200F, -300, -400, -400D, and -400F series airplanes.

AI-generated summary from the source AD text. Verify against the official source before acting.

Source: Official FAA Source ↗

Retrieved: Apr 6, 2026

Rights: U.S. Government Public Domain

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