AD 2000-15-08
Applicability
| Type | Manufacturer | Model | Details |
|---|---|---|---|
| aircraft | Boeing | 747 | Airworthiness Directives; Boeing Model 747 Series Airplanes |
Unsafe Condition
Fatigue cracking of the bulkhead web, which could result in rapid depressurization of the airplane, and consequent reduced controllability of the airplane.
AI-generated summary from the source AD text. Verify against the official source before acting.
Required Actions
Perform repetitive detailed visual inspections to detect cracking of the upper segment of the bulkhead web. Add additional repetitive surface probe high frequency eddy current (HFEC) inspections to detect cracking of the upper and lower segments of the aft bulkhead web. Repair, if necessary.
AI-generated summary from the source AD text. Verify against the official source before acting.
Compliance Time
Within 750 landings after December 10, 1987, unless previously accomplished.
AI-generated summary from the source AD text. Verify against the official source before acting.
Affected Aircraft
Boeing Model 747 series airplanes, line numbers 1 through 671 inclusive, certificated in any category.
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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