AD 2014-15-06
Applicability
| Type | Manufacturer | Model | Details |
|---|---|---|---|
| aircraft | Boeing | Company | Airworthiness Directives; The Boeing Company Airplanes |
Unsafe Condition
The upper deck tension ties are subject to widespread fatigue damage (WFD). Severed or disconnected tension ties at multiple locations could result in rapid decompression and loss of structural integrity of the airplane.
AI-generated summary from the source AD text. Verify against the official source before acting.
Required Actions
Conduct repetitive inspections for cracking in the upper deck tension ties, including detailed inspections and surface high frequency eddy current (HFEC) inspections. Replace tension ties as necessary and perform related investigative and corrective actions. Conduct post-replacement repetitive inspections for cracking in the upper deck tension ties.
AI-generated summary from the source AD text. Verify against the official source before acting.
Compliance Time
Before the accumulation of 10,000 flight cycles after conversion to special freighter or Boeing converted freighter configuration, or within 2,000 flight cycles after the effective date of this AD, whichever occurs later.
AI-generated summary from the source AD text. Verify against the official source before acting.
Affected Aircraft
The Boeing Company Model 747-100B SUD, 747-200B, 747-300, 747-400, and 747-400D series airplanes, certificated in any category, as identified in Boeing Alert Service Bulletin 747-53A2866, dated December 4, 2013.
AI-generated summary from the source AD text. Verify against the official source before acting.
Source: Official FAA Source ↗
Retrieved: Apr 4, 2026
Rights: U.S. Government Public Domain
This site is not affiliated with or endorsed by the FAA. Always verify with official sources.