Commonwealth legislation

AD/B747/325 - Post Nacelle Strut Modification Inspections

In ForceCTH

Jurisdiction

Commonwealth

Collection

legislative instrument

Plain English Summary

3/10 complexity

This directive requires operators of all Boeing 747 series to perform repetitive inspections of the nacelle strut‑to‑wing attachment structure and repetitive overhauls of the diagonal brace and spring beam load paths, following the technical requirements of FAA AD 2005‑03‑01 (Requirement). It is effective 14 April 2005; CASA enforces compliance by mandating the FAA‑referenced procedures, and operators bear the inspection and overhaul costs and scheduling burden (Compliance; Background).

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Current sections

Direct links to the current provisions in AD/B747/325 - Post Nacelle Strut Modification Inspections.

Boeing 747 Series Aeroplanes

AD/B747/325	Post Nacelle Strut Modification Inspections	4/2005

Applicability:	All Model 747 series aircraft.
Requirement:	Action in accordance with the technical requirements of FAA AD 2005-03-01 Amdt 39-13957.Note: Boeing Alert Service Bulletin 747-54A2182, or later FAA approved revision refers.
Compliance:	As specified in the Requirement document, with a revised effective date of 14 April 2005.
	This Airworthiness Directive becomes effective on 14 April 2005.
Background:	This Directive requires repetitive inspections of the nacelle strut-to-wing attachment structure, and repetitive overhaul of the diagonal brace and spring beam load paths, to maintain damage tolerance requirements and ensure long term structural integrity.

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David Villiers
Delegate of the Civil Aviation Safety Authority

2 March 2005

AD/B747/325

Post Nacelle Strut Modification Inspecti

Post Nacelle Strut Modification Inspections

4/2005

Source text

Sourced from the Federal Register of Legislation (legislation.gov.au), CC BY 4.0.

Boeing 747 Series Aeroplanes Boeing 747 Series Aeroplanes

Boeing 747 Series Aeroplanes

AD/B747/325	Post Nacelle Strut Modification Inspections	4/2005

Applicability:	All Model 747 series aircraft.
Requirement:	Action in accordance with the technical requirements of FAA AD 2005-03-01 Amdt 39-13957.Note: Boeing Alert Service Bulletin 747-54A2182, or later FAA approved revision refers.
Compliance:	As specified in the Requirement document, with a revised effective date of 14 April 2005.
	This Airworthiness Directive becomes effective on 14 April 2005.
Background:	This Directive requires repetitive inspections of the nacelle strut-to-wing attachment structure, and repetitive overhaul of the diagonal brace and spring beam load paths, to maintain damage tolerance requirements and ensure long term structural integrity.

David Villiers
Delegate of the Civil Aviation Safety Authority

2 March 2005

AD/B747/325 - Post Nacelle Strut Modification Inspections

Plain English Summary

Deep dive

Current sections

Boeing 747 Series Aeroplanes

Boeing 747 Series Aeroplanes

AD/B747/325

AD/B747/325

Post Nacelle Strut Modification Inspections

Post Nacelle Strut Modification Inspections

4/2005

4/2005

Source text

Boeing 747 Series Aeroplanes Boeing 747 Series Aeroplanes

Boeing 747 Series Aeroplanes

AD/B747/325 AD/B747/325

AD/B747/325

Post Nacelle Strut Modification Inspecti Post Nacelle Strut Modification Inspections

Post Nacelle Strut Modification Inspections

4/2005 4/2005

4/2005