AD 2005-11-13
Applicability
| Type | Manufacturer | Model | Details |
|---|---|---|---|
| aircraft | BAE | Systems (Operations) Limited Model BAe 146 | Airworthiness Directives; BAE Systems (Operations) Limited Model BAe 146 Airplanes |
Unsafe Condition
Reports of cracks in the fuselage pressure skin above the left and right main landing gear (MLG) bay. Fatigue cracking could adversely affect the structural integrity of the fuselage and its ability to maintain pressure differential.
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Required Actions
Inspect the fuselage pressure skin above the left and right MLG bay for cracks in accordance with BAE Systems (Operations) Limited Inspection Service Bulletin 53-170. Perform initial inspections and repetitive inspections at specified intervals. If cracks are found, take corrective action and related investigative actions as per the service bulletin, or repair cracks according to an approved method.
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Compliance Time
Varies based on conditions: Initial inspections must be completed before the accumulation of 15,000 total flight cycles or within 500 flight cycles after the effective date, whichever is later. Repetitive inspections must occur at intervals not to exceed 1,000 or 3,000 flight cycles, depending on modifications.
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Affected Aircraft
BAE Systems (Operations) Limited Model BAe 146-100A, -200A, and -300A series airplanes, certificated in any category, except those on which BAe Modification HCM00972A or HCM00972C has been accomplished.
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Source: Official FAA Source ↗
Retrieved: Apr 6, 2026
Rights: U.S. Government Public Domain
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