Commonwealth legislation

AD/B767/192 - Aft Pressure Bulkhead Web

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Jurisdiction

Commonwealth

Collection

legislative instrument

Plain English Summary

3/10 complexity

This Airworthiness Directive requires operators of Boeing 767-200 and -300 aircraft (line numbers 1–423) to carry out inspections of the aft pressure bulkhead web following the technical instructions in FAA AD 2004-05-16 and Boeing Alert Service Bulletin 767-53A0087. It takes effect 13 May 2004. The directive responds to crack reports on 737/747 airframes and aims to detect defects that could cause rapid decompression or interfere with control systems. Operators must fund and schedule the inspections and follow the external technical documents for timing and method.

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Current sections

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AIRWORTHINESS DIRECTIVE

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For the reasons set out in the background section, the CASA delegate whose signature appears below issues the following Airworthiness Directive (AD) under subregulation 39.1 (1) of CASR 1998. The AD requires that the action set out in the requirement section (being action that the delegate considers necessary to correct the unsafe condition) be taken in relation to the aircraft or aeronautical product mentioned in the applicability section: (a) in the circumstances mentioned in the requirement section; and (b) in accordance with the instructions set out in the requirement section; and (c) at the time mentioned in the compliance section.

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Boeing 767 Series Aeroplanes

AD/B767/192 Aft Pressure Bulkhead Web 5/

AD/B767/192 Aft Pressure Bulkhead Web 5/2004

Applicability: Model 767-200 and -300 series aircraft, line numbers 1 through 423.

Requirement: Inspect in accordance with the technical requirements of FAA AD 2004-05-16 Amdt 39-13511.

Note: Boeing Alert Service Bulletin 767-53A0087 refers.

Compliance: As specified in the Requirement document, with a revised effective date of 13 May 2004.

This Airworthiness Directive becomes effective on 13 May 2004.

Background: Reports were received of cracks in the aft pressure bulkhead web to pressure chord joint on Models 737 and 747 aircraft. Due to the structural similarity, inspection has been extended to the Model 767 aircraft. Cracks in the aft pressure bulkhead web can result in rapid decompression and/or damage to, or interference with, control systems that penetrate the dome.

Signature of David Villiers, Delegate of the Civil Aviation Safety Authority.

David Villiers

Delegate of the Civil Aviation Safety Authority 2 April 2004

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Source text

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

AIRWORTHINESS DIRECTIVE AIRWORTHINESS DIRECTIVE

AIRWORTHINESS DIRECTIVE

Boeing 767 Series Aeroplanes

AD/B767/192 Aft Pressure Bulkhead Web 5/ AD/B767/192 Aft Pressure Bulkhead Web 5/2004

AD/B767/192 Aft Pressure Bulkhead Web 5/2004

Applicability: Model 767-200 and -300 series aircraft, line numbers 1 through 423.

Requirement: Inspect in accordance with the technical requirements of FAA AD 2004-05-16 Amdt 39-13511.

Note: Boeing Alert Service Bulletin 767-53A0087 refers.

Compliance: As specified in the Requirement document, with a revised effective date of 13 May 2004.

This Airworthiness Directive becomes effective on 13 May 2004.

David Villiers

Delegate of the Civil Aviation Safety Authority 2 April 2004