AD 2006-05-06

Recurring final rule
Data completeness: 70%

Airworthiness Directives; Boeing Model 747 Airplanes

AD Number
2006-05-06
Status
final_rule
Effective Date
Product Category
aircraft
Docket
Docket No. FAA-2005-22715
FR Citation
71 FR 12125

Applicability

TypeManufacturerModelDetails
aircraft Boeing 747 Airworthiness Directives; Boeing Model 747 Airplanes

Unsafe Condition

Fatigue cracking of the BS 2598 bulkhead structure, which could result in inability of the structure to carry horizontal stabilizer flight loads, and loss of controllability of the airplane.

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

Required Actions

Modify the BS 2598 bulkhead, including a one-time inspection and corrective action if necessary. Terminate certain repetitive inspections. Conduct a post-modification inspection of the modified area.

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

Compliance Time

Before further flight

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

Affected Aircraft

Boeing Model 747 airplanes, as specified in the existing ADs 2001-14-07, 2001-15-03, and 2003-19-08.

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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